Mem

AI-native notes app that auto-organizes your captures and surfaces context as you work.

Freemium· Free (25 notes/mo); Pro $12/mo; Teams customWritingMulti-model

Best for

Pick Mem if you're a solo knowledge worker drowning in scattered notes and want AI to handle organization and retrieval instead of you.

Skip if

Skip it if you need self-hosting, offline-first sync, or a structured database-style workspace like Notion or Obsidian.

Mem is an AI-powered notes app that positions itself as a 'second brain' for knowledge workers, replacing the manual tagging and folder-wrangling of traditional note tools with automatic organization, semantic search, and an LLM chat layer over your own writing. You can capture via voice, meeting transcription, a Chrome web clipper, mobile messaging, or plain typing, and Mem's 'Heads Up' feature pulls up related notes and timelines without you asking.

The Pro plan at $12/month is the realistic entry point: the free tier caps you at 25 notes, 25 chat messages, and 25 PDF pages per month, which is more of a sampler than a usable workspace. Pro unlocks unlimited notes, chat, deep search, AI model selection, and API keys, making it a fit for solo founders, consultants, and researchers who live in notes. Teams pricing is custom and adds group billing, priority support, and SLAs.

Recent updates lean into the agent era: a Claude connector lets external LLMs use your Mem corpus as context, and calendar integration ties notes to meetings. It's closed-source and cloud-only, so if your notes contain regulated data or you need self-hosting, look elsewhere.

Editor's take

Mem was one of the first AI-native notes apps and still has the cleanest 'capture and forget' loop on the market. The Claude connector is a smart bet on agentic workflows, but the product lives or dies on whether its auto-organization beats your own discipline in a tool like Obsidian. Try the free tier before committing.

— The AI Tool Bible editorial team

Pros

✅ Automatic organization removes the tag-and-folder chore that kills most note systems
✅ Multi-modal capture: voice, meeting transcripts, web clipper, mobile messaging
✅ Claude connector and API keys make notes available to external LLM agents
✅ Heads Up surfaces related notes contextually without manual search

Cons

⚠️ Free tier is a token sampler (25 notes/month), not a real workspace
⚠️ Closed-source and cloud-only with no self-hosted option
⚠️ Long-promised AI features have shipped slower than competitors like Notion AI