Best Calendar Apps in 2026
Updated
197 calendar apps ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
197ranked
15free plans on this page
€1.67/molowest paid tier
8 Oct 2026last checked
Calendar apps, one module each. A lit port is something its maker publishes; 0 of the 25 on this page have a public API.
- 101 WeekToDo API not on recordOSS not on recordFREE yesDOCS 6.0Free
- 102 BlueMind API not on recordOSS not on recordFREE yesDOCS 6.0Free
- 103 TimeBloc API not on recordOSS not on recordFREE yesDOCS 6.0Free
- 104 Timeful API not on recordOSS not on recordFREE not on recordDOCS 5.9
- 105 Duet API not on recordOSS not on recordFREE not on recordDOCS 5.9
- 106 Shared Calendar for Microsoft Teams API not on recordOSS not on recordFREE yesDOCS 5.9$33.25/mo
- 107 OmaCal API not on recordOSS not on recordFREE yesDOCS 5.9Free
- 108 Klender API not on recordOSS not on recordFREE yesDOCS 5.9€2.99/mo
- 109 Calend API not on recordOSS not on recordFREE yesDOCS 5.9Free
- 110 Sidekick Scheduling API not on recordOSS not on recordFREE yesDOCS 5.9Free
- 111 Weeko API not on recordOSS not on recordFREE not on recordDOCS 5.8
- 112 Virto Calendar App API not on recordOSS not on recordFREE not on recordDOCS 5.8
- 113 Fossify Calendar API not on recordOSS not on recordFREE not on recordDOCS 5.8
- 114 Scheduler AI API not on recordOSS not on recordFREE not on recordDOCS 5.8$41.67/mo
- 115 Merkuro Calendar (formerly Kalendar) API not on recordOSS not on recordFREE not on recordDOCS 5.8
- 116 WhenTo API not on recordOSS not on recordFREE not on recordDOCS 5.8
- 117 Everest API not on recordOSS not on recordFREE not on recordDOCS 5.8
- 118 Skylight Calendar API not on recordOSS not on recordFREE not on recordDOCS 5.8$6.58/mo
- 119 Alfie API not on recordOSS not on recordFREE yesDOCS 5.8Free
- 120 Team-Planning.com API not on recordOSS not on recordFREE yesDOCS 5.8€1.67/mo
- 121 Simple Calendar API not on recordOSS not on recordFREE yesDOCS 5.8Free
- 122 WhenMeet.me API not on recordOSS not on recordFREE yesDOCS 5.8Free
- 123 Rallly API not on recordOSS not on recordFREE yesDOCS 5.8$6/mo
- 124 Cupla API not on recordOSS not on recordFREE yesDOCS 5.8Free
- 125 KDE Keysmith API not on recordOSS not on recordFREE yesDOCS 5.8Free
Compare all 25 in a table
| # | Platform | Score | Free plan | From | Free plan | Paid from | Shared calendars | Time blocking |
|---|---|---|---|---|---|---|---|---|
| 101 | WeekToDo | 6.0 | Free plan | Free | Yes | — | — | — |
| 102 | BlueMind | 6.0 | Free plan | Free | Yes | — | — | — |
| 103 | TimeBloc | 6.0 | Free plan | — | Yes | — | — | — |
| 104 | Timeful | 5.9 | No | — | Yes | — | — | — |
| 105 | Duet | 5.9 | No | — | Yes | — | Yes | — |
| 106 | Shared Calendar for Microsoft Teams | 5.9 | Free plan | $33.25/mo | Yes | — | Yes | — |
| 107 | OmaCal | 5.9 | Free plan | Free | Yes | — | — | — |
| 108 | Klender | 5.9 | Free plan | €2.99/mo | Yes | — | Yes | — |
| 109 | Calend | 5.9 | Free plan | Free | Yes | — | — | — |
| 110 | Sidekick Scheduling | 5.9 | Free plan | — | Yes | — | — | — |
| 111 | Weeko | 5.8 | No | — | No | — | Yes | — |
| 112 | Virto Calendar App | 5.8 | No | — | No | — | Yes | — |
| 113 | Fossify Calendar | 5.8 | No | — | Yes | — | — | — |
| 114 | Scheduler AI | 5.8 | No | $41.67/mo | No | — | — | — |
| 115 | Merkuro Calendar (formerly Kalendar) | 5.8 | No | — | Yes | — | — | — |
| 116 | WhenTo | 5.8 | No | — | Yes | — | Yes | — |
| 117 | Everest | 5.8 | No | — | Yes | — | Yes | Yes |
| 118 | Skylight Calendar | 5.8 | No | $6.58/mo | Yes | — | Yes | — |
| 119 | Alfie | 5.8 | Free plan | Free | Yes | — | Yes | — |
| 120 | Team-Planning.com | 5.8 | Free plan | €1.67/mo | Yes | — | Yes | — |
| 121 | Simple Calendar | 5.8 | Free plan | Free | Yes | — | — | — |
| 122 | WhenMeet.me | 5.8 | Free plan | Free | Yes | — | — | — |
| 123 | Rallly | 5.8 | Free plan | $6/mo | Yes | $6/user/mo | — | — |
| 124 | Cupla | 5.8 | Free plan | Free | Yes | — | Yes | — |
| 125 | KDE Keysmith | 5.8 | Free plan | Free | Yes | — | — | — |
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