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Head-to-head · Personal Knowledge Management Software

TheBrain vs Capacities

  • Updated Sep 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score TheBrain #6 in Personal Knowledge Management Software 7.3/10 Free plan · paid from $15/mo Free plan✓ 4 of 4 features Visit TheBrain
Capacities #7 in Personal Knowledge Management Software 7.0/10 Free plan · paid from $9.99/mo Free plan✓ 1 of 4 features Visit Capacities

TheBrain leads on 3 checks, Capacities on 0, and 2 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreTheBrain · 7.3/10
  • Free planboth
  • Most featuresTheBrain · 4 of 4

TheBrain scores higher on our rubric for personal knowledge management software: 7.3 against 7.0 out of 10; our editors rank them #6 and #7.

TheBrain offers backlinks; Capacities doesn't publish it. TheBrain offers graph view; Capacities doesn't publish it. TheBrain offers import and export; Capacities doesn't publish it.

TheBrain is the better fit for long-established visual knowledge graphs. Capacities is the better fit for object-based knowledge management.

  • TheBrain fits best

    Long-established visual knowledge graphs

  • Capacities fits best

    Object-based knowledge management

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature TheBrain 7.3/10 Visit ↗ Capacities 7.0/10 Visit ↗
At a glance
Editor score 7.3 7.0
Ranking #6 in Personal Knowledge Management Software #7 in Personal Knowledge Management Software
Best for Long-established visual knowledge graphs Object-based knowledge management
Pricing model Free plan + paid Free plan + paid
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted, Desktop, Mobile Cloud, Desktop, Mobile
Platforms Web, Windows, macOS, Linux, iOS, Android Web, Windows, macOS, Linux, iOS, Android
Support Email, Live chat, Phone, Community, Docs Email, Community, Docs
Integrations 3 integrations 15 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business
Features TheBrain 4/4 · Capacities 1/4
Backlinks ✓ (best) Not published
Graph view ✓ (best) Not published
Offline access ✓ ✓
Import and export ✓ (best) Not published
Specs
Organization model Graph Not published
Supported platforms Windows, macOS, Linux, iOS, Android, web web, windows, macos, linux, ios, android
Our review
Pros
  • Visual network with backlinks, mapped links, and unlinked mentions
  • Free plan includes unlimited thoughts, links, brains, and local notes
  • Runs across web, desktop, mobile, and Linux platforms
  • Custom objects, properties, backlinks, and graph views connect ideas.
  • Works across web, desktop, mobile, and offline workflows.
  • Free plan includes unlimited spaces, objects, blocks, and custom types.
Cons
  • Paid plans are required for unlimited private sync
  • No integrations are included
  • Collaboration and shared brains require TeamBrain
  • Real-time collaboration is not available.
  • Task, AI, calendar, and smart-query features require Pro.
  • Paid plans and AI add-ons increase the overall monthly cost.
Our verdict

TheBrain is a personal knowledge management application built around a visual network of connected thoughts, concepts, notes, files, and web links. It suits researchers, writers, students, and knowledge workers who prefer graph-based…

Read the review →

Capacities is a personal knowledge-management application for individuals who want to organize ideas as connected objects instead of files and folders. Its workspace combines daily notes, custom object types, properties, backlinks, tags,…

Read the review →
  1. TheBrainPersonal Knowledge Management Software 7.3Free plan · paid from $15/mo
  2. CapacitiesPersonal Knowledge Management Software 7.0Free plan · paid from $9.99/mo

Strengths and trade-offs

  • TheBrain — where it wins

    • Visual network with backlinks, mapped links, and unlinked mentions
    • Free plan includes unlimited thoughts, links, brains, and local notes
    • Runs across web, desktop, mobile, and Linux platforms

    Where it doesn't

    • Paid plans are required for unlimited private sync
    • No integrations are included
    • Collaboration and shared brains require TeamBrain

  • Capacities — where it wins

    • Custom objects, properties, backlinks, and graph views connect ideas.
    • Works across web, desktop, mobile, and offline workflows.
    • Free plan includes unlimited spaces, objects, blocks, and custom types.

    Where it doesn't

    • Real-time collaboration is not available.
    • Task, AI, calendar, and smart-query features require Pro.
    • Paid plans and AI add-ons increase the overall monthly cost.
  • TheBrain7.3/10 · Free plan · paid from $15/mo

    A mature visual knowledge graph with broad platform support and optional paid sync.

    Visit TheBrainFull verdict →
  • Capacities7.0/10 · Free plan · paid from $9.99/mo

    A broad object-based PKM workspace with deep linking, offline access, and optional AI.

    Visit CapacitiesFull verdict →

More comparisons

All personal knowledge management software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update