
Continio
Memori
Memories.ai
MemoryBase.app
Second Brain for AI
Give ChatGPT's memories to Claude. One memory follows you across every AI you use. Never explain yourself twice.
ChatGPT
ChatPDF
Perplexity.ai
Obsidian
Claude AI
Otter.ai
NoteGPT.io
AI-first notebook by Google, available in the U.S., blends large language models and user-chosen data. Apply for access to explore intelligent insights and enhance your note-taking experience.

Which is more popular?
Based on our record, NotebookLM seems to be more popular. It has been mentioned 11 times since March 2021.
Website, pricing, platforms and company facts side by side.
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NLM
NotebookLM
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| Website | memoryrouter.ai | notebook.google.com |
| Pricing | — | |
| Company | Startup from the United States | — |
| Listed in |
In their own words, as submitted to SaaSHub.

MemoryRouter gives one persistent memory across the AI tools you use. Move what ChatGPT remembers about you into Claude in about two minutes, then keep one memory across ChatGPT, Claude, Codex, Claude Code, OpenClaw, and any MCP-compatible client. Typical vaults recall in 300 to 500 ms. Encrypted...
No description of NotebookLM yet.
What each product offers, as listed by its team.

No features have been listed yet.
Possible disadvantages
An editorial look at what each product does well and who it suits.

No analysis of MemoryRouter yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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Google made a new AI note app - NotebookLM review
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How often each product is chosen within a category, 0–100% relative to the other.

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Recommendations tracked on public social media and blogs since March 2021.

Tracking MemoryRouter since Aug 2026.
So I was thinking that, and just to do a bit of brainstorming, I opened Gemini. I know, most people prefer Claude these days. But for these sort of brainstorming, Gemini works well for me, especially Gemini Notebook, A.K.A NotebookLM. - Source: dev.to / about 1 month ago
Gemini Notebook only generates content based on your sources and will not hallucinate or provide false or unrelated information. I cannot overemphasize the importance of this platform while following through with this certification... - Source: dev.to / 3 months ago
You just need a few summaries occasionally. Standing up Ollama, a model, and an extraction pipeline to summarize five PDFs is overkill. If privacy isn't the constraint, a free web tool does it in seconds — ChatPDF and NotebookLM if you... - Source: dev.to / 4 months ago
When comparing MemoryRouter and NotebookLM, you can also consider the following products.

One app for ChatGPT, Claude, Gemini and Grok, with a memory that's actually yours.
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ChatGPT is a powerful, open-source language model.
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Persistent memory from agent trace, not just conversation
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Chat with any PDF! Join millions of students, researchers and professionals to instantly answer questions and understand research with AI
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ChatGPT for your video library, with unlimited video context
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