Free picks · iPhone
Best free calendar apps for iPhone (2026)
Every pick is listed under Calendar in our directory, runs on iPhone and iPad and is completely free or has a free plan. We rank them by our rating and popularity, then favour tools made mainly for calendar and apps built for iPhone.
Short answer
The best free calendar apps for iPhone are Google Calendar, TimeTree and Routine, the top three of 11 matches in our directory. 2 of the 10 picks are completely free and the other 8 have a free plan; 1 is open source.
Updated
Built with love by Shushant Lakhyani. Building bestproductivityresources.com
At a glance
Counted from the top 10 picks, except the total.
- Matching tools
- 11
- Completely free
- 2
- Open source
- 1
- Work offline
- 0
- Native apps
- 2
Comparison table
“Free plan” means a free tier with paid upgrades. A dash in Licence means our directory does not list the tool as open source.
| # | Name | Pricing | Platforms | Licence | Why pick it |
|---|---|---|---|---|---|
| 1 | Google Calendar | Free | Web, iOS, Android | — | The dependable default for time blocking. |
| 2 | TimeTree | Free plan | iOS, Android, Web | — | A shared calendar app for planning with family, friends and teams. |
| 3 | Routine | Free plan | macOS, Windows, Web, iOS, Android | — | The all-in-one workspace for your time. |
| 4 | Structured | Free plan | iOS, Android, Web | — | A visual daily planner that lays your tasks and events on one timeline, free to start. |
| 5 | Calendly | Free plan | Web, iOS, Android, Chrome | — | Share one link and let people book time that actually works. |
| 6 | Cron / Notion Calendar | Free | macOS, Windows, Web, iOS | — | A fast, keyboard-driven calendar for busy weeks. |
| 7 | Amie | Free plan | Web, macOS, iOS | — | A calendar, task list and inbox merged into one clean app. |
| 8 | Tuta | Free plan | Web, iOS, Android, Windows, macOS, Linux | Open source | End-to-end encrypted email and calendar with a free plan. |
| 9 | Tweek | Free plan | Web, iOS, Android | — | A minimal weekly planner that shows your to-dos like a paper diary. |
| 10 | Any.do | Free plan | Web, iOS, Android, macOS, Windows, Chrome | — | Keep life organized. |
Why each pick made the list
Every reason is taken from the tool's own listing: its categories, platforms, features, rating and pricing.
Our top iPhone pick, rated 4.5/5. Made mainly for calendar, one of 5 such picks here. Runs on iPhone and iPad, and also on Web and Android. Its listing says it syncs through the cloud (7 of 10 here) and is easy to pick up (9 of 10 here).
Watch out for: Basic task features
Number 2 of 10 for iPhone, rated 4.5/5. Made mainly for calendar, one of 5 such picks here. A mobile app that runs on iPhone and iPad, and also on Android and Web. Its listing says it syncs through the cloud (7 of 10 here) and is easy to pick up (9 of 10 here).
Watch out for: Free version shows ads
Number 3 of 10 for iPhone, rated 4.4/5. Made mainly for calendar, one of 5 such picks here. Runs on iPhone and iPad, and also on macOS, Windows, Web and Android. Its listing says it has AI features (3 of 10 here).
Watch out for: Can feel overwhelming initially due to the breadth of features
Number 4 of 10 for iPhone, rated 4.5/5. Made mainly for time management, it is one of 5 picks here that cover calendar as a second use. A mobile app that runs on iPhone and iPad, and also on Android and Web. Its listing says it syncs through the cloud (7 of 10 here), has AI features (3 of 10 here) and is easy to pick up (9 of 10 here).
Watch out for: Auto-scheduling is not as hands-off as Motion's
Number 5 of 10 for iPhone, rated 4.6/5, the highest here. Made mainly for scheduling, it is one of 5 picks here that cover calendar as a second use. Runs on iPhone and iPad, and also on Web, Android and Chrome. Its listing says it is easy to pick up (9 of 10 here).
Watch out for: Advanced routing needs a paid plan
Number 6 of 10 for iPhone, rated 4.5/5. Made mainly for calendar, one of 5 such picks here. Runs on iPhone and iPad, and also on macOS, Windows and Web. Its listing says it syncs through the cloud (7 of 10 here) and is easy to pick up (9 of 10 here).
Watch out for: Google Calendar centric
Number 7 of 10 for iPhone, rated 4.4/5. Made mainly for calendar, one of 5 such picks here. Runs on iPhone and iPad, and also on Web and macOS. Its listing says it syncs through the cloud (7 of 10 here), has AI features (3 of 10 here) and is easy to pick up (9 of 10 here).
Watch out for: Ecosystem leans Apple
Number 8 of 10 for iPhone, rated 4.5/5. Made mainly for email, it is one of 5 picks here that cover calendar as a second use. Runs on iPhone and iPad, and also on Web, Android, Windows, macOS and 1 more platform. Its listing says it is privacy-focused (the only one here) and is easy to pick up (9 of 10 here).
Watch out for: Free plan has 1 GB and one address
Number 9 of 10 for iPhone, rated 4.5/5. Made mainly for task management, it is one of 5 picks here that cover calendar as a second use. Runs on iPhone and iPad, and also on Web and Android. Its listing says it syncs through the cloud (7 of 10 here) and is easy to pick up (9 of 10 here).
Watch out for: Reminders and repeating tasks need Premium
Number 10 of 10 for iPhone, rated 4.0/5. Made mainly for task management, it is one of 5 picks here that cover calendar as a second use. Runs on iPhone and iPad, and also on Web, Android, macOS, Windows and 1 more platform. Its listing says it syncs through the cloud (7 of 10 here) and is easy to pick up (9 of 10 here).
Watch out for: Some advanced features are locked behind a paid subscription.
Running these on iPhone
Counted from each pick's listing type and platforms.
- By listing type, the 10 iPhone picks are 6 web apps (Google Calendar, Calendly, Amie, Tuta and 2 others), 2 desktop apps (Routine and Cron / Notion Calendar) and 2 mobile apps (TimeTree and Structured).
- 2 of 10 are apps you install on iPhone and iPad; the other 8 are web or cloud tools listed for iPhone.
- Every iPhone pick here also runs somewhere else. Any.do reaches furthest, on 5 other platforms besides iPhone.
- 5 of 10 also run on a Mac, so the same tool can follow you between iPhone and Mac; Google Calendar, TimeTree, Structured, Calendly and 1 other do not.
More matches
1 more free calendar apps for iPhone in our directory, in ranked order.
Frequently asked questions
- What is the best free calendar app for iPhone?
- Google Calendar is our first pick. The dependable default for time blocking. Yes. Google Calendar is free to use.
- Are these calendar apps really free?
- Yes, every pick is free to start. Google Calendar and Cron / Notion Calendar are completely free. TimeTree, Routine, Structured, Calendly and 4 others have free plans with paid upgrades.
- Which of these calendar apps are open source?
- Tuta is tagged open source in our directory, so you can read the code and, depending on the licence, self-host or modify it.
- Which ones work offline on iPhone and iPad?
- None of the picks here is listed as working offline, so expect to need an internet connection.
- Which are easiest for beginners?
- Google Calendar, TimeTree and Structured are rated beginner-friendly, along with 6 other picks. 1 pick takes more time to learn.
- How many free calendar apps for iPhone are in the directory?
- 11 match: listed under Calendar, available on iPhone and iPad and free to start. This page ranks the top 10 and names up to 20 more under More matches. The Calendar category page has every listing, paid ones included.
Keep exploring
Wider lists
Related free lists
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- Free to-do list apps for iPhone
- Free habit-building apps for iPhone
- Free time management apps for iPhone
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- Free AI productivity tools for iPhone
- Free learning apps for iPhone
- Free email apps for iPhone
- Free file management apps for iPhone
- Free meeting apps for iPhone
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