I Examined the 9 Finest Calendar Apps: My Trustworthy Assessment

The fixed juggling of labor duties, private occasions, and last-minute modifications usually left me feeling overwhelmed and disorganized. Between missed deadlines, overlapping conferences, and the sheer chaos of managing private {and professional} commitments, I knew I wanted an answer. 

Once I lastly determined to take management, I noticed I wanted one of many greatest calendar apps to streamline scheduling and convey order to the insanity.

For years, I relied on a mishmash of sticky notes, scattered cellphone reminders, and psychological math to maintain observe of my schedule—and let’s simply say it wasn’t working. Vital occasions slipped via the cracks, conferences overlapped, and planning my day turned a supply of stress quite than readability. 

After numerous hours of analysis, I’ve examined 15+ of the very best calendar apps. I’ve analyzed their options, usability, and what G2 reviewers needed to say to establish those that actually stand out. On this article, I’m sharing my findings so you may select the app that’s best for you.

Whether or not you are managing a packed work schedule, coordinating with a crew, or simply making an attempt to recollect your dentist appointment, there’s an app right here that may simplify your life and show you how to keep organized.

My high 9 greatest calendar app suggestions for 2025

A calendar app is a digital instrument designed that will help you set up, schedule, and observe your day by day actions, appointments, and duties in a single handy place. These instruments helped me transcend conventional paper calendars and provided options like reminders and occasion integrations, making them considered one of my favourite instruments to remain productive.

Once I first began at G2, managing my time felt like a relentless problem—one that also makes me cringe. I as soon as scheduled a number of back-to-back conferences with out realizing they overlapped, leaving me scrambling between tabs, making an attempt to juggle calls. That chaos made me understand how essential it’s to have a dependable calendar app to streamline my schedule.

As soon as I started utilizing one, scheduling turned easy. I might rapidly establish out there time slots with out infinite back-and-forth emails, combine video calls seamlessly, and guarantee no assembly or activity slipped via the cracks. These apps reworked my workflow, lowered stress, and allowed me to give attention to the work that actually mattered.

What I search for in a calendar app

When choosing a calendar app, I prioritize a number of key options that make managing my time extra environment friendly:

• Straightforward scheduling: Managing conferences throughout totally different time zones is usually a nightmare with out the precise instruments. I would like an app that may detect time zones robotically, analyze mutual availability, and counsel optimum assembly slots with out fixed back-and-forth communication. That is particularly useful when coordinating with distant groups or purchasers in numerous elements of the world. By automating these duties, the app saves me time, reduces scheduling conflicts, and ensures conferences are arrange effectively, even when working with advanced world schedules.
• Collaboration options: Seamless crew coordination is crucial for productiveness. I usually should share my calendar with colleagues for group scheduling, undertaking planning, or aligning deadlines. An app that enables me so as to add collaborators simply customise entry permissions (e.g., view-only or full-edit rights), and look at others’ availability simplifies this course of. This eliminates the necessity for lengthy e mail chains or guide checks, making certain everybody stays on the identical web page. 
• Person-friendly interface: With a packed schedule, I don’t wish to waste time navigating a cluttered or overly advanced app. A clear, intuitive interface lets me view my day, week, or month at a look, making certain I by no means miss an necessary activity or assembly. Options like color-coded occasions, drag-and-drop scheduling, and customizable layouts make it simpler to prepare my time and adapt the calendar to my workflow. By minimizing the training curve and navigation time, I can give attention to my priorities as a substitute of battling the instrument itself.
• Synthetic intelligence help: AI can take scheduling to the subsequent stage by providing options like battle detection, automated rescheduling, and assembly prioritization based mostly on urgency or significance. AI may also be taught my habits, comparable to most popular assembly instances or recurring duties, and proactively counsel schedules that align with my routines. This helps scale back determination fatigue, ensures that my schedule is optimized, and even prevents overbooking by figuring out gaps or overlaps upfront.
• Cellular entry: Since I’m usually away from my desk, having sturdy cellular entry to my calendar ensures I can keep organized regardless of the place I’m. A responsive app with a completely useful cellular model permits me to schedule, reschedule, or cancel occasions on the go. Options like offline entry, cellular notifications, and fast syncing with desktop variations make it simple to handle my day with out lacking a beat. That is significantly helpful throughout journey or when surprising modifications come up.
• Cost integration: For occasions or appointments that contain funds—comparable to consultations, workshops, or freelance gigs—having built-in fee processing instruments is invaluable. It eliminates the trouble of juggling third-party platforms and the calendar app, permitting me to deal with scheduling and transactions in a single place. This streamlines my workflow and enhances the expertise for purchasers or individuals by making the method seamless {and professional}.
• Customizable notifications and reminders: Efficient time administration depends on well timed reminders, however a one-size-fits-all strategy doesn’t work for everybody. The most effective calendar app ought to permit customizable notifications for various occasions and duties. For instance, I would need a reminder an hour earlier than a gathering however a full day’s discover for an necessary deadline. Adjusting these reminders based mostly on precedence or occasion kind helps me keep organized and ready with out being overwhelmed by fixed pings. 

In the end, the precise calendar app ought to save me time, scale back stress, and supply me with the instruments to handle my workday simply, permitting me to give attention to what issues most.

The checklist under incorporates real consumer critiques from our greatest calendar software program class web page. To be included on this class, software program should:

• Enable scheduling from particular person or collaborating customers
• Allow customers to share collaborative calendars
• Function customizable viewing choices (e.g., day, week, month, yr)
• Facilitate scheduling of duties, conferences, appointments, or occasions

This information has been pulled from G2 in 2025. Some critiques have been edited for readability.

1. Google Workspace

I’ve used Google Calendar, a part of the Google Workspace suite, for over 5 years now, and it’s positively turn out to be an important a part of my day by day routine.

What I’ve all the time preferred is how effortlessly all the things syncs throughout gadgets, making scheduling a lot simpler. The mixing with different Google companies, like Gmail and Google Meet, is tremendous handy. Every time I get a gathering invite by way of e mail, it robotically provides all of the details to my calendar. If it’s a Google Meet session, the hyperlink is true there, making it easy to leap into the assembly.

When establishing conferences, I can verify somebody’s availability in real-time. The “Discover a Time” characteristic makes scheduling simpler by exhibiting out there slots, so I don’t should deal with the same old back-and-forth emails, particularly when coordinating conferences throughout totally different time zones. 

One other factor I actually recognize is the reminder notifications. Whether or not it is an e mail or pop-up alert, it ensures I don’t miss necessary conferences or deadlines. Plus, I can set particular instances for these reminders, permitting me to remain on high of duties on the proper second.

Whereas the calendar’s default views are efficient, a extra detailed “Agenda View” that teams conferences by class or precedence (with collapsible sections) might assist higher plan for busy days. 

I believe it might nonetheless enhance by providing extra granular management over what company can do with the occasions they’re invited to. Giving hosts extra choices, like limiting whether or not company can invite others or edit occasion particulars, would enhance collaboration and scale back pointless modifications.

What I dislike about Google Workspace:

• I skilled restricted management over visitor permissions. This made it difficult to limit modifying or stop others from inviting individuals. 
• I discovered the dearth of an in depth “Agenda View” irritating.  This made it troublesome to rapidly assess my schedule and prioritize duties successfully.

What G2 customers dislike about Google Workspace:

“When deleting a consumer and transferring calendar possession, the method is usually a bit buggy. As an admin, I can transfer most conferences, however the transferred ones stay locked, stopping me from managing them.”

– Google Workspace Assessment, Chays V.

2. Microsoft Outlook 

Earlier than working with Microsoft Outlook, I used to be already aware of its popularity throughout the Microsoft ecosystem, so I had excessive expectations. Outlook Calendar focuses on the calendar performance tied to your Outlook e mail account.

I used to be curious to see how effectively it would combine with your entire Microsoft 365 suite, and I used to be pleasantly stunned by how effortlessly it labored. Integrating Microsoft Groups for video calls and collaboration inside calendar invitations was particularly handy. The flexibility so as to add OneDrive information on to occasions and simply sync emails from Outlook into calendar invitations helped streamline my day-to-day duties.

 One other factor I significantly preferred was the sturdy search performance, which made it simple to rapidly discover previous occasions, emails, or information associated to particular conferences or duties.

Outlook Calendar could be overwhelming at first. The interface has so many choices and menus that it may really feel a bit cluttered, particularly for somebody who’s not tremendous aware of the instrument. It took me a bit of time to determine tips on how to navigate effectively, and typically, it felt just like the default views didn’t assist me discover issues rapidly sufficient.

What I dislike about Google Workspace:

• I discovered the interface overwhelming, with too many choices and menus. The cluttered design made it onerous to give attention to what was necessary.
• The default views have been complicated and slowed navigation for brand new customers like myself. 

What G2 customers dislike about Google Workspace:

“In my expertise, Outlook can typically be sluggish, particularly with many emails or attachments. Setting it up for the primary time can be tough for brand new customers, as some options are onerous to seek out or use. Moreover, extra customization choices for the interface would enhance the general consumer expertise.”

– Outlook Assessment, Kayden Ok.

3. Zoom Office 

Having used Zoom Calendar, a part of the Zoom Office suite, extensively to handle private {and professional} schedules, I’ve come to understand its many options and integrations. 

One of many standout facets of Zoom Calendar is how seamlessly it syncs with Google Calendar and Outlook. This ensures that each one my conferences, together with Zoom hyperlinks, are robotically added with none additional effort. 

Zoom Office’s integration with fee options is especially helpful for internet hosting webinars and paid occasions. The flexibility to simply accept funds immediately throughout the platform streamlined the reserving course of, making it extremely handy for me and the individuals.

Zoom Calendar additionally integrates with activity administration instruments like Asana and Trello. This integration permits me to robotically hyperlink assembly occasions to particular duties, offering an all-in-one platform for monitoring deadlines and motion gadgets.

Nevertheless, not all the things was good. One concern I encountered was Zoom Calendar’s dealing with of time zone changes. When scheduling conferences throughout a number of time zones, it didn’t all the time sync accurately, which typically led to confusion or missed conferences. This was particularly problematic when coordinating with individuals in several areas, because the time zone discrepancies weren’t all the time clear.

One other draw back I observed was the primary notification settings. Whereas the reminders are useful, the power to customise when and the way you obtain notifications is sort of restricted. As somebody who depends on well timed reminders to remain organized, I discover this lack of granular management over notifications to be a bit irritating, particularly once I want extra flexibility in managing my schedule.

What I dislike about Zoom Office:

• I encountered inconsistent time zone syncing, which typically prompted scheduling points. This inconsistency led to confusion when coordinating with individuals throughout totally different time zones.
• The restricted notification customization didn’t permit me to tailor alerts to my preferences. Because of this, I usually missed necessary reminders or acquired pointless notifications.

What G2 customers dislike about Zoom Office:

“Regardless of enhancements, Zoom has confronted ongoing scrutiny over safety issues, comparable to “Zoombombing” (unauthorized individuals disrupting conferences) and potential vulnerabilities associated to information encryption. Whereas steps have been taken to boost safety, these issues stay current. For our group, we have additionally observed that ZoomInfo seems to be capturing our information and utilizing it on their platform. This raises issues for us, as our data is likely to be offered or utilized in ways in which aren’t fully clear.”

– Zoom Office Assessment, Debbie Y.

4. Calendly Gross sales

Calendly Gross sales has been a complete game-changer for me. It eliminates the back-and-forth emails I used to take care of when scheduling conferences. By sharing my scheduling hyperlink, others can choose a time that fits them based mostly on my availability. 

The automated blocking of unavailable instances and syncing with my Google Calendar ensures no double-booking or missed appointments. It has additionally saved me lots of time coordinating schedules.

I additionally actually like the power to customise my reserving web page. I can add customized questions, numerous assembly varieties, and time slots, which provides it a extra tailor-made really feel for my purchasers.

Integrating funds by way of Stripe or PayPal has additionally been particularly helpful. It permits me to gather funds upfront earlier than confirming gross sales, streamlining your entire course of for my purchasers.

Nevertheless, one draw back is that Calendly doesn’t have its personal native video conferencing characteristic. Though it integrates effectively with platforms like Zoom, counting on third-party instruments is usually a minor inconvenience. 

Moreover, whereas Calendly works nice with Google and Outlook calendars, extra superior options, like integrations with Salesforce, Zapier, or Zoom, are locked behind the premium plans. For businesses needing these options, the price of the premium plans may very well be a dealbreaker. 

One other factor I did not like is the dearth of a built-in reminder characteristic for purchasers. Whereas I can set reminders on my calendar, it might be useful to have a technique to ship automated reminders immediately via Calendly to make sure purchasers remember their conferences.

What I dislike about Calendly Gross sales:

• I missed having a local video conferencing characteristic, which depends on third-party instruments like Zoom. This added an additional step to the scheduling course of and made the expertise much less seamless.
• Superior options, like integrations with Salesforce or Zapier, have been solely out there on costly premium plans. This restricted entry to highly effective instruments until I upgraded, which felt restrictive for customers on a funds.

What G2 customers dislike about Calendly Gross sales:

“One draw back is that I can’t join my e mail accounts until I improve. Additionally, the affirmation emails are too lengthy and complicated. A less complicated format would make it simpler for my older purchasers.”

– Calendly Assessment, Jeri B.

5. Zoho Mail

Initially, I hesitated to make use of Zoho Mail Calendar as a result of I assumed it is likely to be overly advanced, given its deep integration with Zoho CRM and its popularity for sturdy enterprise instruments. 

I anticipated the calendar to be tailor-made extra for superior CRM functionalities, probably making it cumbersome for on a regular basis use. Nevertheless, I used to be pleasantly stunned by how intuitive and user-friendly it was. Certainly one of Zoho Mail Calendar’s largest benefits is how seamlessly it connects with different apps within the Zoho suite.  If you happen to’re already utilizing Zoho merchandise, the calendar naturally enhances these instruments, conserving all the things in sync with out switching between platforms. 

Its sturdy collaboration options stood out to me—creating shared calendars and scheduling occasions with a number of crew members is easy, and syncing availability throughout departments makes coordinating conferences easy. 

Whereas its performance impressed me, the calendar interface feels a bit outdated and clunky in comparison with extra fashionable instruments like Google Calendar or Outlook. Navigating via totally different views, comparable to day, week, or month, lacks the smoothness and visible attraction of polished options, making it useful however much less pleasing.

What I dislike about Zoho Mail:

• The interface felt clunky, and the design lacked the fashionable, intuitive really feel that will have made scheduling quicker and extra pleasing.
• Switching between views wasn’t easy. The lag between transitions disrupted my workflow and made it more durable to handle my calendar successfully.

What G2 customers dislike about Zoho Mail:

“Zoho Mail’s in depth options can really feel overwhelming for brand new customers, because the platform has a steeper studying curve than easier e mail instruments, requiring time to completely grasp its functionalities. Moreover, whereas Zoho Mail integrates seamlessly with different Zoho apps, customers counting on non-Zoho productiveness instruments might encounter challenges with third-party compatibility, which isn’t as easy as throughout the Zoho ecosystem.”

– Zoho Mail Assessment, Anubhav M.

6. Apollo.io

Having been aware of Apollo.io‘s popularity for gross sales engagement and prospecting, I used to be curious to see how its calendar characteristic would carry out. 

One standout side was the power to design assembly templates with fields like targets and key dialogue factors. This characteristic considerably streamlined the assembly course of by making certain every assembly had a powerful agenda. 

The sleek integration with CRM platforms additionally allowed for fast entry to prospect information. Pulling prospect data immediately into the calendar eliminated the necessity to toggle between a number of platforms, permitting for quicker decision-making and a extra organized workflow. This was significantly invaluable when dealing with a excessive quantity of prospects and conferences, because it allowed me to handle them with ease and precision.

The calendar’s customization choices felt considerably restricted. For example, whereas it was simple to arrange templates, the calendar lacked the pliability to use particular guidelines for various assembly varieties or set detailed parameters for recurring occasions. This might have additional tailor-made the workflows to particular wants.

Furthermore, whereas Apollo.io excels for sales-related conferences, it lacks normal calendar options like occasion categorization or activity administration platform integrations, making it much less versatile for balancing skilled and private schedules.

What I dislike about Apollo.io:

• I discovered restricted customization choices for recurring occasions and assembly varieties. This made it more durable to tailor my calendar to my particular wants and resulted in repetitive guide changes.
• It lacked options like occasion categorization and activity administration, which might have been useful. With out these instruments, I struggled to effectively set up and prioritize several types of conferences and duties.

What G2 customers dislike about Apollo.io:

“It lacks the power to ship out availability hyperlinks restricted to particular time frames.”

– Apollo.io Assessment, Mesfin M.

7. Acuity Scheduling

Once I used the calendar characteristic in Acuity Scheduling, I used to be impressed by its extremely customizable reserving pages. The flexibility to completely tailor the design to match my model made the entire scheduling course of really feel cohesive {and professional}, which was a pleasing shock.

I additionally felt that the detailed consumer profiles have been an incredible characteristic. Storing contact particulars, appointment historical past, and customized fields for particular information like consumer preferences or particular requests made it simple to personalize interactions and construct stronger relationships.

The mixing with fee gateways like Stripe and PayPal was incredibly handy. It simplified the fee course of by permitting purchasers to pay when reserving, which not solely made scheduling extra environment friendly but in addition helped handle money movement easily.

That mentioned, I did discover the platform to have a little bit of a studying curve. Whereas I appreciated the wealth of options, it was initially overwhelming. Establishing superior options like consumer consumption types or automated workflows took a while to know, and I needed to undergo a little bit of trial and error earlier than I might absolutely reap the benefits of all the things it provides.

What I dislike about Acuity Scheduling:

• The platform had a studying curve, particularly when exploring superior options. It required a while to get aware of it.
• Establishing options like consumption types and workflows took time and trial to good. Whereas highly effective, these options weren’t intuitive, and it took effort to configure them to suit my wants.

What G2 customers dislike about Acuity Scheduling:

“I would like the overall touchdown web page of Acuity Scheduling to be extra customizable to raised replicate my branding. Moreover, it might be useful if purchasers might add a number of further e mail addresses (attendees) when scheduling an appointment. This characteristic would be sure that I am conscious when purchasers wish to embody another person in a Zoom name, quite than discovering out through the appointment when an surprising participant joins.”

– Acuity Scheduling.io Assessment, Nathan A.

8. Reclaim.ai

Reclaim.ai has been a game-changer for my time administration. The AI-driven scheduling robotically analyzes my work habits and activity priorities, permitting me to focus extra on my work quite than continuously managing my calendar. As an illustration, if a gathering is canceled or rescheduled, Reclaim adjusts my calendar in real-time, making certain that nothing will get neglected and that my schedule stays optimized.

Certainly one of my favourite options is the superior time-blocking. It recommends the very best instances for conferences and duties and helps prioritize deep work by adjusting if conferences run late. This has allowed me to persistently discover focus time, even throughout busy days, with out the stress of manually adjusting my schedule.

It took a little time to determine the extra superior options, like customizing AI-driven scheduling and activity prioritization. For somebody who prefers easier instruments, this would possibly really feel a bit difficult. Moreover, Reclaim works effectively with Google Calendar and Outlook, however the integration with different calendar platforms is restricted, which may very well be a barrier when you use one thing totally different.

What I dislike about Reclaim.ai:

• I discovered the superior options difficult to be taught at first. The complexity of the choices required a studying curve.
• There was restricted integration with calendars outdoors of Google and Outlook, which was restrictive. This lack of compatibility made it difficult to sync my schedule throughout totally different platforms.

What G2 customers dislike about Reclaim.ai:

“Reclaim has a number of areas for enchancment. It struggles with prioritizing duties based mostly on customized preferences, as duties typically seem incorrectly, requiring guide changes. Moreover, its time-blocking characteristic does not group associated duties, cluttering the calendar with particular person entries as a substitute of a single block.

Recurring habits can’t be immediately built-in into the calendar, and there is no “performed” button for accomplished duties requiring guide updates. Reclaim additionally doesn’t deal with deadlines effectively, cluttering the calendar with duties with out a set due date. Time overruns aren’t confirmed, and shorter intervals (5 minutes) aren’t out there, limiting granular activity administration. Lastly, the dearth of a remark characteristic makes it troublesome to depart notes for particular duties.”

– Reclaim.ai Assessment, Motty C.

9. iCal

I used iCal to handle my private and crew calendars and actually like its seamless integration with Apple gadgets. The flexibility to sync occasions throughout my iPhone, iPad, and Mac made scheduling simple and environment friendly. It ensured I by no means missed an appointment, whatever the gadget I used to be utilizing.

One other optimistic characteristic was the intuitive interface. Creating, modifying, and organizing occasions was fast and easy, and the color-coding characteristic helped distinguish between private, work, and project-related schedules. This made it simple to maintain all the things organized with out feeling overwhelmed.

Nevertheless, iCal’s collaboration options are considerably restricted in comparison with different calendar apps. When you can share calendars with others, there’s no sturdy permission administration to manage who can see or edit particular occasions, which may very well be a problem for bigger groups or companies needing fine-grained management over scheduling.

Moreover, whereas iCal works effectively throughout the Apple ecosystem, integration with non-Apple apps and companies may very well be higher. Syncing with third-party calendars like Google Calendar typically resulted in delays or lacking occasions. 

The cellular app, although user-friendly, lacked some customization choices out there on the desktop model, which often made managing my schedule on the go a bit much less environment friendly.

What I dislike about iCal:

• The shortage of sturdy collaboration options is a problem. I am unable to management who can see or edit particular occasions, which is essential for managing groups and tasks.
• I’ve confronted syncing points with third-party calendars like Google Calendar. Occasions typically don’t sync correctly, inflicting delays and disruptions in my schedule.

What G2 customers dislike about iCal:

“iCal can get cluttered simply, and it lacks a streamlined technique to ship invitations, which could be irritating. Whereas it is a good possibility for private use resulting from being free, for enterprise functions, I’d advocate a extra sturdy resolution with higher collaboration options.”

– iCal Assessment, Iyer A.

Calendar apps: often requested questions (FAQs)

Q. What’s the high calendar app for private use?

Google Calendar is a number one possibility for private scheduling. It’s user-friendly, syncs seamlessly throughout gadgets, and integrates successfully with different Google companies. Customers can sync private and work calendars to view all the things in a single place, with the choice to regulate privateness settings to maintain private occasions non-public.

Q. Which is the best-shared calendar app?

The Teamup Calendar is a superb alternative for crew tasks or shared deadlines. It permits a number of customers to handle and look at occasions with customizable permissions, making collaboration easy and environment friendly.

Q. Are there free calendar choices out there?

Google Calendar is a well-liked free possibility that provides important options like cross-device syncing, simple occasion creation, and reminders. One other nice free alternative is Outlook Calendar, which integrates seamlessly with Microsoft apps.

Q. Is Google Calendar higher than Apple?

Google Calendar is usually most popular for its superior cross-platform compatibility, particularly for customers with numerous gadgets. Whereas iCal (Apple Calendar) is superb for Mac and iPhone customers, it tends to really feel extra restrictive outdoors the Apple ecosystem.

Q. What calendar apps help fee integrations for reserving appointments?

Calendly is a best choice for appointment scheduling with fee integration. It connects effortlessly with Stripe and PayPal, simplifying paid bookings. Acuity Scheduling is one other nice possibility, supporting funds by way of Sq., PayPal, and Stripe.

Don’t fret, I time all the things completely!

In my expertise, the very best calendar app is determined by your distinctive wants and the way it suits into your workflow. 

A calendar that syncs effortlessly throughout gadgets and works effectively with different companies is vital for these in search of simplicity and seamless integration. If you happen to want extra superior options, comparable to pure language enter or enhanced activity administration, it’s value contemplating apps with these particular capabilities. 

In the end, the precise calendar app ought to show you how to keep organized, handle your time successfully, and combine easily into your day by day routine. 

I’ve discovered that collaboration instruments show you how to keep organized and productive, regardless of the undertaking. Discover the very best instrument now!