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
- Read-later & research
Pulp
Pulp is a Mac news reader from Acrylic that presents your favorite feeds in a friendly format for quick scanning.
- Screenshots & capture
PurrSnapper
PurrSnapper is a macOS screenshot app for capturing, marking up with arrows or text, blurring sensitive details and sharing.
- Screenshots & capture
puush
Puush captures part of the screen with a shortcut, uploads it, and copies a link so users can share screenshots instantly.
- Screenshots & capture
PxlShot
PxlShot is a free Mac app for screenshots and quick screen recordings with annotations, redaction, backgrounds and browser frames.
- Notes & knowledge bases
Qiita Team
Qiita is a Japanese platform where engineers write and share programming notes and tips.
- Notes & knowledge bases
QOwnNotes
QOwnNotes is an open-source Markdown note-taking app for Linux, macOS and Windows that syncs with Nextcloud.
- Read-later & research
Quell
Quell is a read-later app with a hard limit on its queue, so each save becomes a commitment to actually read it.
- Read-later & research
Quiche Reader
Quiche Reader is a read-it-later app aimed at decluttering and finally finishing the articles you saved.
- Notes & knowledge bases
Quick Notes
Capture is an always-open field for quick notes, tasks, links and reminders across iPhone, iPad, Mac, Watch and Vision Pro.
- Read-later & research
Quick Reads
Quick Reads saves articles for clean reading with highlights and delivers newsletters and episodes into the same library.
- Read-later & research
Quickify
Quickify is a reader app that gathers EPUBs, PDFs, newsletters, web articles and RSS with text-to-speech and speed-reading modes.
- Notes & knowledge bases
QuickMark
QuickMark is a small Markdown viewer and editor for Mac, iPhone and iPad that renders code, math and diagrams on open.
- Screenshots & capture
QuickShot
QuickShot is a free macOS app for screenshots and screen recordings with blur, annotations, OCR and a color picker.
- Screenshots & capture
QuikGIF
QuikGIF records any region of a Mac screen as a GIF from the menubar, with no time limit.
- Read-later & research
Quirkos
Quirkos is qualitative data analysis software that lets researchers code and explore text visually.
- Read-later & research
Raindrop.io
Raindrop.io is a bookmark manager for collecting links, articles and media into folders across devices.
- Whiteboards & mind maps
Ramus
Ramus is a mind map and outline app for Mac, iPad and iPhone with a free tier and a one-time Pro purchase.
- Whiteboards & mind maps
Rationale
Rationale is an online tool for building argument maps to improve critical thinking and writing.
- Notes & knowledge bases
Raven
Raven is a native Markdown notes app for Mac, iPhone and iPad that stores notes, journal entries and tasks as plain files.
- Read-later & research
Raven Reader
Raven Reader is an open-source desktop news reader that collects articles from feeds in one place.
- Read-later & research
Rayyan
Rayyan is a platform for systematic and literature reviews that helps screen, deduplicate and organize studies.
- Read-later & research
Rdltr
Rdltr is a read-later list that saves links, shows favicons, supports vim keybindings and passkey login.
- Read-later & research
Reabble
Reabble is an RSS reader built for Kindle and other E-Ink browsers, integrating with Inoreader and sending articles for offline reading.
- Read-later & research
Read Aloud
Read Aloud is a browser extension that reads the current web page article aloud in many voices.
- Read-later & research
Read by QxMD
QxMD offers Read and Calculate apps that let clinicians follow new research and use medical calculators on phone and desktop.
- Read-later & research
Read it later
Weread is an open-source, MIT-licensed read-later app that keeps saved articles on your phone with no account or cloud.
- Read-later & research
Readbase
Readbase gives each reader a dedicated address for newsletters and uses AI to summarize each issue and answer questions.
- Read-later & research
ReadBuff
ReadBuff is a mobile reading app that keeps books, PDFs, saved articles, newsletters and RSS feeds in one library.
- Read-later & research
Readeck
Readeck is a self-hostable app for saving articles, videos and pictures to read later.
- Read-later & research
Reader mini
Reader mini shows headlines and RSS feeds from the last 24 hours, lets you add your own feeds and save favorites for later.
- Read-later & research
Reader Mode
Reader Mode turns cluttered webpages into clean reading views and can read pages and PDFs aloud.
- Read-later & research
Reader Ultra
Reader Ultra is a native RSS and Atom reader for iPhone, iPad and Mac built entirely in SwiftUI.
- Read-later & research
ReadEra
ReadEra is a reading app for books, magazines and documents with notes, quotes and sharing.
- Read-later & research
Readest
Readest is a free open-source EPUB and PDF reader for desktop and mobile with notes and sync.
- Read-later & research
Readit
Readit lets you save web articles, read them in a clean layout, listen on the go and read one essay a day.
- Read-later & research
ReadKit
ReadKit is a Mac and iOS app that combines an RSS reader with read-later services in one place.
- Read-later & research
Readless
Readless creates scheduled AI summaries of newsletters, Substack posts, and RSS feeds delivered as a digest.
- Read-later & research
ReadShore
ReadShore saves articles on iPhone and pulls out the key ideas first using AI summaries grounded in the source text.
- Read-later & research
Readstow
Readstow stores saved articles, followed sites and newsletters on your device so you can read them offline without ads or algorithms.
- Read-later & research
Readwise
Readwise Reader is an app for saving and reading articles, newsletters, PDFs and videos with highlighting and notes.
- Read-later & research
Readwise Reader
Readwise Reader is a read-later app for saving articles, PDFs and newsletters, searching them and highlighting passages in one place.
- Read-later & research
Reams
Reams combines newsletters, RSS, save for later, readability, highlights and tags in one open reading app.
- Read-later & research
Recall
Recall summarizes YouTube videos, podcasts, PDFs and articles and saves them to a searchable knowledge base.
- Notes & knowledge bases
Recall-It Notes
Recall-It Notes is an iPhone and iPad note-taking and personal information manager with search by terms and tags.
- Read-later & research
Recallio
Recallio turns shared Instagram reels, YouTube videos, X posts, articles and screenshots into searchable cards with summaries.
- Read-later & research
ReClipped
ReClipped is a browser extension for taking notes on online videos, saving timestamps and screenshots to learn from them later.
- Screenshots & capture
RecMaster
RecMaster is a desktop screen recorder for PC and Mac with several recording modes.
- Read-later & research
Recogito
Recogito is a web annotation tool for marking named entities in texts and images and exporting the data for reuse.