
Mem0
Memori
Agentmemory
Supermemory
Tempreon
cognee
TheSecondBrain.dev
Portable, verifiable memory for AI agents — works across ChatGPT, Claude, Gemini and any MCP client

Obsidian
Anytype.io
iA Writer
Logseq
Bear
Supernotes
Magic Notebook
A local-first writing app with focus modes.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | chainmemory.ai | focuswrite.app |
| Pricing | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


ChainMemory gives your AI agents persistent memory that belongs to YOU — not to a single vendor. Save a memory in ChatGPT, recall it in Claude or Gemini. Available via Chrome extension, MCP server (npm), or REST API. Every memory gets a cryptographic fingerprint and project states are anchored...
No description of FocusWrite yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of FocusWrite yet.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using ChainMemory and FocusWrite. For example, how are they different and which one is better?
When comparing ChainMemory and FocusWrite, you can also consider the following products.


A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.
Compare Obsidian to ChainMemory or FocusWrite:

Persistent memory from agent trace, not just conversation
Compare Memori to ChainMemory or FocusWrite:

Anytype is a next generation software that breaks down barriers between applications, gives back privacy and data ownership to users.
Compare Anytype.io to ChainMemory or FocusWrite:

Persistent memory for Claude Code, Codex & coding agents
Compare Agentmemory to ChainMemory or FocusWrite:
