Notes
Clean notes that you and your AI agent keep together. Markdown notes in folders, with files such as photos, receipts and PDFs, and nothing…
$1.99per month · Pro
Sector index
Notes and knowledge management
Track published prices in this market.
27 listingsBroad market
104.65+4.65% since 6 Jul
Base 100 · fixed membership6 Jul – 22 Oct 2026
Monthly entry prices · USD
What does this market charge?
$9median / month
$0Typical: $5–$12.99$20.78
17 priced listingsUpdated 22 Oct 2026
A reference range, not a quality score. Confirm usage, seats and billing terms.
The useful context
Products in the group27
30-day price change+0.97%
Long-run rank#9 / 136
MovementConcentrated
A single listing explains at least half of the movement. Read this as a price signal, not proof that every provider is repricing.
Use this in your agentProducts in this market · 2717 publish a Pro price · lowest first
Pinpal Notes
A beautiful, simple notes app for iPhone, iPad and Mac that your AI can open too. Folders, notes and checklists, and nothing else: no…
$1.99per month · Pro
Raindrop Io
Manages bookmarks with organization, search, and filtering capabilities
$2.93per month · Pro
Caliu Notes
Read and write your Caliu notes from any MCP client. Caliu is a local-first markdown notes app for web, iPhone, iPad and Mac. It works…
$2.99per month · Pro
Mad Lit
Mad Lit is a markdown notes app with a built-in remote MCP server. Connect it as a Claude connector and Claude can read, create, update,…
$5per month · Pro
Readdit Later
Personal AI library for your Reddit saved posts. Search, organize, label, export, and manage your Reddit saves from Claude, Cursor,…
$5.99per month · Pro
CentricMem
Hosted Markdown memory for AI agents. Agents file notes, decisions, and transcripts as cards on named shelves, then search and cite them…
$6.68per month · Pro
Penlog
Penlog is an Apple Pencil journaling app for iPad that reads each handwritten page into structured tasks, notes, and priorities. Its MCP…
$8.99per month · Pro
Cobrain
Every AI keeps its own memory, locked inside its chats. Switch model, open a new chat or hand work to a colleague, and the context is…
$9per month · Pro
Linkedmash
Manages LinkedIn bookmarks with search, filtering, labeling, and content creation capabilities
$10per month · Pro
Minerva AI
AI-powered knowledge management system that combines markdown notes with an AI assistant that manages calendars, reads emails, creates…
$12per month · Pro
Sombra
A knowledge and context workspace that saves web pages and notes, organizes them into collections, and exposes distilled project context…
$12per month · Pro
Thinkernotes
Every model has read the same books. None of them has your notes. ThinkerNotes is where founders keep what they actually took from each…
$12.99per month · Pro
Engram Engram Memory
AI memory you can read and edit. Engram syncs your Obsidian vault to the cloud and gives any MCP client search, read, and write access to…
$14per month · Pro
Elephas
A Mac- and iOS-native AI knowledge assistant that indexes documents and notes locally, creates focused knowledge workspaces, answers…
Agent / appWebsite ↗
$29per month · Pro
Releasepad
Your team ships code every week. Your users find out... eventually. Release notes are the first thing to slip when a launch is busy. The…
$35per month · Pro
Rowboatlabs Com
Acts as an AI coworker that turns emails and meeting notes into a local linked knowledge graph and uses it to get work done (prep for…
Agent / appFree tier
$50per month · Pro
No Pro planFrom $2/month
Knownbase
Knownbase gives AI agents durable, structured project memory that persists across sessions, tools, and workflows. Through MCP, agents can…
No Pro planFrom $2.50/month
Nocal
Provides calendar-connected note-taking and task management with AI agent integration via MCP
No Pro planFrom $4.99/month
Dexi
Search and manage your Dexi notes — every saved item (plain notes, bookmarks, saved emails, RSS feed articles) is note-backed, so one tool…
No Pro planFrom $5/month
Tweetsmash
Manages and organizes Twitter bookmarks with AI-powered search, filtering, and digest creation
MCP serverWebsite ↗
No Pro planFrom $7/month
EtherPK
A markdown-based personal knowledge base with an MCP server that lets Claude Code, Codex, and Cursor search and edit notes, manage tasks,…
No Pro planFrom $9.99/month
Noticky
A local MCP server for macOS that lets Claude Desktop, Codex, and other MCP clients search, read, create, update, open, trash, and restore…
MCP serverWebsite ↗
No Pro plan$9.99 one-time
Promptdna Org
# PromptDNA **A community marketplace for composable AI prompt blocks — think npm for prompt engineering.** PromptDNA lets developers and…
No Pro plan$0.00 per credit
Current published prices in USD; annual plans shown per month. Compare billing units, seats and included usage before deciding.
How this sector is defined
Help users and agents store, organize, search, edit, and reuse notes, bookmarks, documents, and personal knowledge across persistent memory systems.
Membership comes from the descriptions of each product’s subject, job and customer. Prices play no part in grouping. Related products can have different scopes and billing units; compare those before drawing a pricing conclusion.
Data and methodology
Published sector index for 22 Oct 2026. The index is based at 100 on 6 July 2026 and uses fixed group membership. Only the aggregate history is shown; individual contributions to the index are not.