BenchRank
#63 in Notes & Knowledge ManagementUpdated 2026-08

TheBrain

by TheBrain · Visual knowledge network for notes, files, links and projects

17.3 — BenchRank score out of 100

Screenshots of TheBrain

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Homepage · TheBrain

Homepage of TheBrain

Overview

TheBrain is a visual knowledge tool that holds notes, files, links, web pages and projects as connected thoughts rather than folders, so one item can appear in every context it belongs to. Search returns an item together with its connected notes, files and people. Cerebro AI runs inside the Brain to summarise, search, create thoughts and suggest links.

Best for
People and teams who want notes, files and links held in one linked visual network, not folders
Pricing
The desktop app is stated to be free for everyone with no licence required; no figures are shown for TheBrain Cloud Services, TeamBrain or Cerebro AI.
Runs on
WebiOSAndroid

Strengths and trade-offs

Strengths

  • Desktop app stated as free for everyone, no licence required
  • One idea can sit in several contexts without duplication
  • Cerebro AI works on your own notes, files and links
  • Desktop, mobile and web versions with a shared interface

Trade-offs

  • No prices shown for TheBrain Cloud Services, TeamBrain or Cerebro AI
  • Value depends on you creating and maintaining the links yourself
  • Version 15 is described as rebuilt from scratch, so it is new code
  • The free claim is made for desktop; other surfaces are not spelled out

How this score is made up

Each dimension is scored out of 100 and combined into the headline score using fixed weights.

MCP support
0 out of 100
Documentation
0 out of 100
Agent friendliness
61 out of 100
Changelog
0 out of 100
Marketing site structure
35 out of 100
Operational trust
25 out of 100

Measured, but not part of the score

Useful to know, but not a mark for or against the product — so these do not affect the ranking.

Openness
0 out of 100

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