Fossify Calendar vs Heptabase
| Fossify Calendar | Heptabase | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | Yes |
| Paid from | — | $8.99/mo |
| Open source | No | No |
| Platforms | Android | Android, iOS, Linux, macOS, Web, Windows |
| Free plan | Yes | Yes |
| Offline access | Yes | Yes |
| Supported platforms | Android | web, windows, macos, linux, ios, android, chrome_extension |
| Note sharing | Yes | Yes |
| Paid from | — | $8.99/user/mo |
| Real-time collaboration | — | Yes |
| Integrations | — | Readwise, Zotero |
Both are listed in Best Note-Taking Apps. On Specifiction, Heptabase scores higher on our published basis.