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.
1,447 tools · A to Z, so position is not a ranking
- Whiteboards & mind maps
Whiteboard app
Whiteboard app offers a free-form or multi-page whiteboard for teaching, meetings, prototyping and drawing.
- Whiteboards & mind maps
Whiteboard Fox
Whiteboard Fox is a simple online whiteboard for drawing and collaborating in a browser with no setup.
- Whiteboards & mind maps
Whiteboard.chat
Whiteboard.chat is a free interactive online whiteboard for quick drawing and sharing with others.
- Whiteboards & mind maps
Whiteboard.fi
Whiteboard.fi is a free online whiteboard for teachers and students to draw and share in class.
- Whiteboards & mind maps
Whiteboard.team
Whiteboard Team is an online whiteboard for visual collaboration, problem solving and planning.
- Notes & knowledge bases
wiki.gg
wiki.gg hosts MediaWiki wikis for communities, giving editors a space to build wikis about shared interests.
- Notes & knowledge bases
Wiki.js
Wiki.js is an open-source wiki engine for writing and organizing team documentation.
- Notes & knowledge bases
WillisMD Pro
WillisMD Pro is a local-first Markdown editor for Mac, iOS and PC with live preview, git sync, a knowledge graph and exports.
- Screenshots & capture
WinSnap
NTWind Software makes small productivity apps, including screen capture and recording tools, for Windows, Mac and mobile.
- Whiteboards & mind maps
Wireflow
Wireflow is a free open-source tool for drawing user flows and wireframe flows online.
- Whiteboards & mind maps
WireframeSketcher
WireframeSketcher is a wireframing tool for designers and developers to build wireframes, mockups and prototypes.
- Screenshots & capture
WireView
WireView is a Mac menu bar app that captures an iPhone or iPad screen over USB, without wireless setup or AirPlay.
- Whiteboards & mind maps
WiseMapping
WiseMapping is a free, open-source mind mapping tool for creating, sharing and collaborating on maps.
- Notes & knowledge bases
WishNote
WishNote is a notes app for writing goals, to-dos and reminders with wiki links and recurring tasks, sold with a lifetime license.
- Read-later & research
Wispar
Wispar is a free open source app on mobile and desktop that tracks academic journals and the latest research articles.
- Whiteboards & mind maps
Witeboard
Witeboard is a quick online whiteboard that people can open and share with a link to draw together in real time.
- Notes & knowledge bases
WitNote
WitNote is a Markdown workspace for Mac, with iPhone and iPad versions coming, for writing and organizing notes.
- Notes & knowledge bases
Wolai
wolai is a Chinese workspace for personal notes, to-dos and team knowledge bases.
- Read-later & research
WordReader
WordReader brings WordPress-powered blogs and news sites into one clean feed on iPhone, iPad and Android.
- Notes & knowledge bases
Workflowy
Workflowy is an outliner that organizes notes, tasks and projects in a single nested bullet list.
- Read-later & research
WorldCat
WorldCat is a global library catalog where users search books and media and keep lists of items.
- Whiteboards & mind maps
Wren
Wren is an iPad and Apple Pencil handwriting notes app where AI adds graphs, formulas and diagrams in handwritten form.
- Whiteboards & mind maps
Writemaps
WriteMaps is an online tool for creating visual sitemaps to plan website structure and share them with a team.
- Whiteboards & mind maps
XMind
Xmind is a mind map maker for desktop and web with templates and AI brainstorming features.
- Screenshots & capture
Xnapper
Xnapper takes screenshots on Mac and adds backgrounds, text recognition and annotations automatically.
- Screenshots & capture
Xnip
Xnip is a lightweight Mac app for screenshots, scrolling captures and quick annotation.
- Read-later & research
XSaved
XSaved imports your X bookmarks on iPhone and lets you search by meaning and organize them into folders.
- Notes & knowledge bases
xTiles
xTiles is a note and planning workspace that organizes each day with tiles for notes, tasks and review of the previous day.
- Read-later & research
YACReader
YACReader reads and organizes cbr, cbz and other comic files on Windows, macOS and Linux, with mobile sync.
- Notes & knowledge bases
Yank Note
Yank Note is an extensible Markdown editor for Windows, Mac and Linux with an online version and AI features.
- Notes & knowledge bases
Yazora
Yazora is an offline-ready workspace app combining notes, documents, spreadsheets and whiteboards for solo use or small teams.
- Screenshots & capture
Ybug
Ybug lets website visitors and testers send annotated screenshots and bug reports with browser context.
- Screenshots & capture
Yfli Screen Recorder
Yfli Screen Recorder is a free Mac app for unlimited screen, webcam and MP3 recording, with a Pro upgrade adding live annotations.
- Notes & knowledge bases
Ynara
Ynara is a private second brain app for iPhone, Apple Watch and Mac to capture thoughts, photos and voice notes.
- Notes & knowledge bases
Yonote
Yonote is a Russian team knowledge base for documentation, tasks, projects, and product specs, positioned as a Notion alternative.
- Read-later & research
Yosuga
Yosuga is an iPhone app where you save a link from the share sheet, pick a day, and it returns the link then.
- Notes & knowledge bases
Yuque
Yuque is a Chinese online document and knowledge base tool for individuals and teams with real-time editing.
- Notes & knowledge bases
Zavala
Zavala is a simple outliner for macOS and iOS with native menus and keyboard shortcuts.
- Notes & knowledge bases
Zen Slate
Zen Slate is an iPhone and iPad notes app for rich notes, voice recording, document scanning and todos with on-device transcription.
- Read-later & research
Zendy
Zendy is a research library with free and low-cost access to scholarly literature plus AI tools for research.
- Notes & knowledge bases
ZenNotes
ZenNotes is a keyboard-first Markdown notes app for desktop and mobile with Vim motions, math, diagrams, sync and an MCP server.
- Notes & knowledge bases
Zenodot
Zenodot organizes notes, ideas and plans into a connected personal library on desktop.
- Read-later & research
Zephlo
Zephlo is an AI bookmark and read-later app that saves posts, articles, recipes, places and videos and finds them from remembered details.
- Read-later & research
Zetfeed
Zetfeed builds one personal feed from RSS, Atom, YouTube, Bluesky and newsletters on iPhone, iPad and Mac, without ads or tracking.
- Notes & knowledge bases
Zettelbox
Zettelbox is a notes app implementing the Zettelkasten and monolithic note methods, linking notes along a timeline.
- Notes & knowledge bases
ZettelkastenNote
ZettelkastenNote is a local-first note app built on one idea per linked card, with handwriting and a timeline.
- Whiteboards & mind maps
Zhixi
Zhixi is a Chinese mind mapping and flowchart tool with web, desktop and mobile apps and AI generation.
- Screenshots & capture
Zight
Zight captures screens as videos, screenshots or AI guides that teams can share instead of writing long messages.