Best SecondBrain Alternatives in 2026

Updated October 2026

20 apps from AI note-taking apps ranked against SecondBrain on the same published basis.

SecondBrain alternatives compared

#	App	Score	Free plan	From	Runs on
1	HyNote	9.7	Free plan	$6.66/mo	Android, Browser, iOS, Mac, Web
2	NoteGen	9.5	Free plan	Free	Android, Browser, iOS, Linux, Mac, self-hosted, Windows
3	Voicenotes	9.4	Free plan	$9/mo	Android, Browser, iOS, Mac, Web, Windows
4	Notability	9.4	Free plan	—	Android, iOS, Mac, Web, Windows
5	RemNote	9.2	Free plan	$8/mo	Android, iOS
6	Recall	9.1	Free plan	$10/mo	Android, API, Browser, iOS, Web
7	Mem Agent	9.1	Free plan	—	Browser, iOS, Mac, Web, Windows
8	Microsoft OneNote	9.0	No	$8.33/mo	Android, iOS, Mac, Web, Windows
9	Gemini Notebook	9.0	Free plan	Free	Web, iOS, Android
10	Fabric	8.9	No	$8/mo	Android, API, Browser, iOS, Mac, Web, Windows
11	Saner.AI	8.8	Free plan	$8/mo	Web, iOS, Android
12	Evernote	8.7	Free plan	Free	Android, iOS, Mac, Web, Windows
13	Capacities	8.6	Free plan	$8.33/mo	Android, iOS, Linux, Mac, Web, Windows
14	Audionotes	8.6	Free plan	$10.83/mo	Android, Browser, iOS, Mac, Web
15	Heptabase	8.3	No	$8.99/mo	Android, iOS, Linux, Mac, Web, Windows
16	Supernotes	8.0	Free plan	—	Android, API, iOS, Linux, Mac, Web, Windows
17	Reflect	7.6	No	$10/mo	iOS, Mac, Web
18	Murble	7.5	No	—	iOS, Mac
19	Snow	7.4	No	$8/mo	Android, iOS, Linux, Mac, Web, Windows
21	Second Brain	7.2	No	—	iOS

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Questions about SecondBrain alternatives

What is the best alternative to SecondBrain?

HyNote, number 1 in AI note-taking apps with a score of 9.7 out of 10. The others here: NoteGen, Voicenotes, Notability and 16 more.

What is the best free alternative to SecondBrain?

HyNote is the best-ranked alternative with a free plan. 13 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation. Paid placements never change a rank.