Best Notesium Alternatives in 2026

20 apps from personal knowledge management software ranked against Notesium on the same published basis.

  1. 1Notesium vs Logseq
  2. 2Notesium vs Obsidian
  3. 3Notesium vs SiYuan
  4. 4Notesium vs Supernotes
  5. 5Notesium vs TheBrain
  6. 6Notesium vs Capacities
  7. 7Notesium vs Mem Agent
  8. 8Notesium vs Neoma
  9. 9Notesium vs NotesGraph
  10. 11Notesium vs Tana
  11. 12Notesium vs TriliumNext Notes
  12. 13Notesium vs RemNote
  13. 14Notesium vs Memex
  14. 15Notesium vs Continuum
  15. 16Notesium vs Heptabase
  16. 17Notesium vs Anytype
  17. 18Notesium vs SilverBullet
  18. 19Notesium vs Lattics
  19. 20Notesium vs TiddlyWiki
  20. 21Notesium vs Foam

Notesium alternatives compared

#AppScoreFree planFromRuns on
1Logseq6.8Free plan$5/moAndroid, iOS, Linux, Mac, Web, Windows
2Obsidian6.8Free plan$4.17/moAndroid, Browser, iOS, Linux, Mac, Windows
3SiYuan6.8Free plan$64/moAndroid, Browser, iOS, Linux, Mac, self-hosted, Web, Windows
4Supernotes6.8Free plan—Android, API, iOS, Linux, Mac, Web, Windows
5TheBrain6.8Free plan$15/moAndroid, API, iOS, Linux, Mac, Web, Windows
6Capacities6.7Free plan$8.33/moAndroid, iOS, Linux, Mac, Web, Windows
7Mem Agent6.6Free plan—Browser, iOS, Mac, Web, Windows
8Neoma6.6Free planA$22/moiOS, Linux, Mac, Web, Windows
9NotesGraph6.6Free planFreeAndroid, Browser, iOS, Mac, Web
11Tana6.6Free plan$2,030/moLinux, Mac, Web, Windows
12TriliumNext Notes6.6Free planFreeAPI, Browser, Linux, Mac, self-hosted, Web, Windows
13RemNote6.5Free plan$8/moAndroid, iOS
14Memex6.3Free planFreeiOS, Mac
15Continuum6.0Free planFree—
16Heptabase5.8No$8.99/moAndroid, iOS, Linux, Mac, Web, Windows
17Anytype5.7No—Android, Browser, iOS, Linux, Mac, Windows
18SilverBullet5.6No—Android, iOS, Linux, Mac, self-hosted, Web, Windows
19Lattics5.5No—iOS, Mac, Web, Windows
20TiddlyWiki5.5No—Android, iOS, Linux, Mac, self-hosted, Web, Windows
21Foam5.4No—Linux, Mac, Windows
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Questions about Notesium alternatives

What is the best alternative to Notesium?

Logseq, number 1 in personal knowledge management software with a score of 6.8 out of 10. The others here: Obsidian, SiYuan, Supernotes and 16 more.

What is the best free alternative to Notesium?

Logseq is the best-ranked alternative with a free plan. 14 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.