Mem vs Tana
Which should you use? A side-by-side look at what each one does, who it suits, what it costs, how hard it is to set up, and where each falls short.
AI tool · Freemium
An AI note-taking app that organises notes automatically and lets you chat with your knowledge.
AI tool · Freemium
An outliner-based knowledge tool with supertags, AI fields and voice-to-structured-notes capture.
The short answer
Choose Mem if you need…
- People who hate filing notes
- Chatting with personal notes
Choose Tana if you need…
- Structured personal knowledge
- Meeting and voice notes
Side-by-side
| Mem | Tana | |
|---|---|---|
| Type | Productivity · Notes & knowledge | Productivity · Notes & knowledge |
| Price | Freemium | Freemium |
| Platforms | Web, macOS, iOS | Web, macOS, Windows, iOS, Android |
| Works with | — | Google Workspace |
| Hands-on tested by us | Not yet | Not yet |
| Last checked | 2026-10-29 | 2026-10-29 |
What each one is
Mem
An AI note-taking app that organises notes automatically and lets you chat with your knowledge. Low-effort organisation. Product direction has shifted over time, so check it suits long-term use.
Tana
An outliner-based knowledge tool with supertags, AI fields and voice-to-structured-notes capture. Powerful for structure lovers. Steeper learning curve than typical note apps.
Best for
Mem
- People who hate filing notes
- Chatting with personal notes
Tana
- Structured personal knowledge
- Meeting and voice notes
Strengths
Mem
- Automatic organisation
- Chat with notes
- Voice capture
- Related-note surfacing
Tana
- Supertags and fields
- AI commands
- Voice memos to notes
- Meeting agent
Frequently asked questions
What is the difference between Mem and Tana?
Mem: An AI note-taking app that organises notes automatically and lets you chat with your knowledge. Tana: An outliner-based knowledge tool with supertags, AI fields and voice-to-structured-notes capture. Mem suits people who hate filing notes, while Tana suits structured personal knowledge.
Are Mem and Tana free?
Mem: Freemium. Tana: Freemium.
What are other alternatives to Mem and Tana?
Other options people compare them with include Obsidian.
Keep comparing
Built from our catalogue entries for both products: open-source details come from each project's README (AI-assisted, refreshed weekly) and GitHub data; AI-tool details are editorial. Spotted something wrong? Let us know from either product's page.