Think & Capture
1,447 verified tools in 4 sections. Pick a section, search, or filter by free plan and country.
Capture ideas, organize notes and build a searchable knowledge base. Explore note-taking apps, whiteboards, research tools and screen capture software.
126 tools in Notes & knowledge bases · A to Z, so position is not a ranking
- Notes & knowledge bases
# Type
Type is a simple, fast Markdown editor with an optional sync feature priced monthly after a free first month.
- Notes & knowledge bases
AguEdit
AguEdit is an AI notes app where you write freely and the assistant turns it into plans, lists and tables on one page.
- Notes & knowledge bases
aNotepad
aNotepad is a free online notepad for taking notes that autosave in the browser and can be shared with others.
- Notes & knowledge bases
AppFlowy
AppFlowy is an open-source, self-hostable workspace for notes, docs, wikis and project boards with built-in AI.
- Notes & knowledge bases
Baalda
Baalda is a shared notes workspace built on Markdown files stored on your own disk, with live co-editing and AI assistants for your notes.
- Notes & knowledge bases
BeFree
BeFree turns something you say once into organized notes and reminders that come back at the right time, on iOS, Mac, Android and web.
- Notes & knowledge bases
BetterDocs
BetterDocs is a WordPress knowledge base plugin that writes and organizes docs with AI and answers visitor questions through an optional chatbot.
- Notes & knowledge bases
Brain Dump
BrainDump is a notes app for iPhone, Mac and web where you type without setup and then let AI sort your brain dump.
- Notes & knowledge bases
Brain2
Brain2 turns your voice into structured Notion database entries with dates, tags and status filled in automatically.
- Notes & knowledge bases
Brainee
Brainee is an offline-first second brain app that organizes tasks, notes, calendar items, files and links into areas and projects.
- Notes & knowledge bases
Capacities
Capacities is a note-taking and knowledge app that stores ideas as linked objects instead of files and folders.
- Notes & knowledge bases
cl1p
Cl1p.net is a simple online clipboard for sending text between internet connected devices through a short custom URL.
- Notes & knowledge bases
Clover
Clover is a free iOS app for reading and writing notes in a self-hosted TriliumNext knowledge base, with offline access.
- Notes & knowledge bases
Cluing
Cluing captures snippets from webpages, PDFs, videos and posts to build a personal knowledge layer you can feed to AI.
- Notes & knowledge bases
Cohestry
Cohestry is a Mac and iPhone notes app that links related notes, imports Apple Notes and shows ideas in a 3D graph view.
- Notes & knowledge bases
Colanode
Colanode is a local-first team workspace that combines chat, notes, files and project pages, which teams can self-host or use hosted.
- Notes & knowledge bases
Craft
Craft is a notes and documents app with tasks that syncs across Apple, Windows and web for personal and team use.
- Notes & knowledge bases
DailyWall
DailyWall turns the sticky notes you write into your iPhone Lock Screen wallpaper, updated automatically, with widgets.
- Notes & knowledge bases
Dexi
Dexi stores notes, bookmarks and feeds in one memory that Claude, ChatGPT and Gemini can use, free to start.
- Notes & knowledge bases
Dexio
Dexio is a wiki that AI agents such as Claude and ChatGPT share through MCP, which you can also read and edit.
- Notes & knowledge bases
Dnote
Dnote is a terminal-based note-taking tool with full-text search and an optional self-hosted sync server.
- Notes & knowledge bases
Einfall
Einfall captures a passing thought instantly on Mac, iPhone and iPad so it can be sorted later.
- Notes & knowledge bases
Ember Notes
Ember Notes is an iPhone and iPad Markdown notes app with free iCloud sync, Face ID note lock and a prompt vault.
- Notes & knowledge bases
Etched
Etched is an iOS Markdown notes app that runs on device and finds your notes by meaning rather than exact keywords.
- Notes & knowledge bases
Evernote
Evernote is a note taking app for capturing notes, tasks and schedules in one place across devices.
- Notes & knowledge bases
Exporter
Exporter exports all your Apple Notes with attachments as Markdown or HTML files in one click, working offline.
- Notes & knowledge bases
Feeedy
Flooow turns saved messages into a notes app with separate flows, folders, search, checklists, voice notes and offline sync across devices.
- Notes & knowledge bases
Forma
Forma is a native Mac app that puts notes, tasks and freehand drawing on one canvas, local-first with optional iCloud sync.
- Notes & knowledge bases
GitBook
GitBook is a documentation platform where teams publish docs and knowledge bases that answer user questions with AI.
- Notes & knowledge bases
Glyph
Glyph is a local-first Markdown notes app for macOS with AI features, aimed at people who keep project notes in plain files.
- Notes & knowledge bases
Grape
Grape is a notes app for Mac, Windows, iPhone and Android that holds notes, scans, PDFs, web pages and recordings, importing from Evernote.
- Notes & knowledge bases
Haven Notes
Haven Notes is an iOS Markdown notes app with wiki links, a knowledge graph and encryption, with no AI or tracking.
- Notes & knowledge bases
Hejour
Hejour is a Mac notes app where every day is a page, with links between days and todo tracking.
- Notes & knowledge bases
Ikes
Ikes stores notes, quotes and inspirations in one searchable place, free to use without registration.
- Notes & knowledge bases
Infoplane
Infoplane stores small personal details such as numbers and settings as short notes on iPhone, iPad and Mac for quick recall.
- Notes & knowledge bases
Inkdrop
Inkdrop is a Markdown note-taking app for developers with tags, sync across devices and AI features.
- Notes & knowledge bases
InkSpace
InkSpace is a free iPad and iPhone notebook combining handwriting, PDF markup, live math, diagrams and cited papers for students.
- Notes & knowledge bases
Jotaid
Jotaid is a Mac and iPhone notes app that maps notes into a concept graph to reveal connections between ideas.
- Notes & knowledge bases
Kanka
Kanka organizes RPG campaigns, characters, maps and timelines in one worldbuilding tool for game masters and writers.
- Notes & knowledge bases
Kihya Memo
Kihya Memo is a free offline-first Markdown and text editor that uses real files, with optional Drive sync and SFTP.
- Notes & knowledge bases
Kuku
Kuku is a local-first Markdown notes app for macOS with wikilinks, backlinks, a graph view and AI editing.
- Notes & knowledge bases
LabArchives
LabArchives is an electronic lab notebook where scientists record, organize, search, and share research data.
- Notes & knowledge bases
LegendKeeper
LegendKeeper is a collaborative wiki and map tool for game masters and storytellers to build and share worlds.
- Notes & knowledge bases
Loam
Loam is a Markdown notes app with live formatting and real-time editing that you can share with people and AI agents.
- Notes & knowledge bases
LocArk
LocArk is a local-first workspace with offline encrypted notes and a password vault, plus paid kanban boards and mind maps.
- Notes & knowledge bases
Lockbook
Lockbook is an open-source notes app for markdown and drawings, encrypted on the device and shared only with chosen people.
- Notes & knowledge bases
LogicalDOC
LogicalDOC is document management software for organizing, securing, searching and sharing business documents, offered as community and paid editions.
- Notes & knowledge bases
Lucid-Notes
Lucid Notes is a Mac notes app with a transparent floating window and teleprompter for keeping notes visible during calls.