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.
541 tools in Read-later & research · A to Z, so position is not a ranking
- Read-later & research
Shaarli
Shaarli is a self-hosted bookmarking tool for saving, tagging and sharing links without a database.
- Read-later & research
Sharly
Sharly is an AI assistant that summarizes, compares and checks sources across documents for individuals and teams.
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Shorty
Shorty AI summarizes any YouTube video into timestamped key points in many languages without sign-up.
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Sidebox
Sidebox saves pages from the phone share menu so you can open them later on any device, including in a browser.
- Read-later & research
Sift Science
SIFT reads and ranks new scientific papers against your research interests and filters out the rest so you see what matters.
- Read-later & research
Sioyek
Sioyek is a PDF viewer built for technical books and research papers, with quick search and navigation of previously opened documents.
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SkyMarks
SkyMarks lets you bookmark and keep track of your favorite Bluesky posts across your iOS devices.
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Slate
Slate gathers the content you choose and save into one place where you can read, watch or listen.
- Read-later & research
Sleevy
Sleevy is a read-it-later and bookmark app for iPhone, Chrome and web that also exposes a REST API and an MCP server.
- Read-later & research
Slick Inbox
Slick Inbox is a reading app for newsletters that moves them out of the cluttered inbox into a simple, distraction-free reader.
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Slow Feeds
Slow Feeds is an RSS, Atom and JSON feed reader for iPhone, iPad and Mac that keeps quieter blogs from being drowned out.
- Read-later & research
Slurp
Slurp is a free iPhone and Mac app that reads articles, PDFs, documents and feeds aloud while highlighting each spoken word.
- Read-later & research
SMMRY
SMMRY condenses long articles and pasted text into short summaries for quick reading.
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SMRY
SMRY saves articles and RSS feeds, summarizes them with an AI agent and keeps everything searchable so you can ask questions later.
- Read-later & research
SnazzyRSS
SnazzyRSS reads RSS, Atom and JSON feeds in a clean view and lets you save articles for later from Safari.
- Read-later & research
Snipo
Snipo lets users take timestamped notes and screenshots while watching videos and send them to Notion in one click.
- Read-later & research
SnipRSS
SnipRSS clips videos, podcasts, blog posts and web pages into a personal shareable RSS feed for content without feeds.
- Read-later & research
Snug
Snug saves links, reels, videos and notes from Instagram, TikTok, YouTube and other apps into one organized, searchable collection.
- Read-later & research
Social Archiver
Social Archiver builds a private, local archive of public or authorized posts that you choose to save.
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SourcePath
SourcePath is a local-first research workspace for Mac, iPad and iPhone that reads your own library files and traces its analysis to sources.
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Spreeder
Spreeder is a speed reading app that trains people to read faster and offers book summaries.
- Read-later & research
Sprink
Sprink collects posts you save from Instagram, TikTok, Pinterest and Reddit and sorts them into categories.
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Stache
Stache saves pages without clutter and adds highlights, notes, tags and favorites on iPhone, iPad and Mac.
- Read-later & research
Stackbox
Stackbox combines saved web articles and feed reading, with tags and highlights to organize what you want to come back to.
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Stacks
Stacks downloads the Substack newsletters and podcasts you follow in full ahead of time so you can read offline on iPhone.
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Stashby
Stashby saves links from apps like YouTube and Instagram, sorts them with categories and tags, and lets friends co-manage collections.
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Stashwise
Stashwise saves links, videos, podcasts and posts from any app and brings them into ChatGPT or Claude when needed.
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stashy
Stashy saves links, photos, PDFs, notes and voice memos in one library, summarized and sorted by Apple's on-device model.
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Stork
Stork helps researchers track and read papers, then analyze, write and publish with AI support.
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StowLink
StowLink is a native bookmark manager for Mac and iPhone for saving, organizing and quickly finding links.
- Read-later & research
Stream
Stream is a feed reader that merges all your subscriptions into one chronological timeline similar to a social feed.
- Read-later & research
SubFeeds
SubFeeds is an RSS reader for macOS and iOS that uses AI to summarize articles and recommend content based on your interests.
- Read-later & research
Sublime
Sublime is a tool for saving articles, links and ideas into a personal collection and revisiting them.
- Read-later & research
Summ-it
Summ-it turns saved links, forwarded emails, pasted text, PDFs and YouTube videos into audio you can listen to in full or summarized.
- Read-later & research
Summary Box
Summary Box reads your social and content feeds in your own browser and condenses them into short summaries so you skip the noise.
- Read-later & research
SummaryTube.com
SummaryTube creates AI summaries of YouTube videos so viewers can pull out key points without watching everything.
- Read-later & research
Summio
Summio gives structured AI summaries of catalogue books, public YouTube videos, articles and PDFs on web and iOS in 27 languages.
- Read-later & research
SumSpot
SumSpot summarizes long articles automatically as you open them in Safari, covering news, blogs, documentation and research.
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SuResearch
SuResearch surfaces newly published research papers and rewrites them as plain-English briefs for non-specialists.
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Surf
Surf is an intelligent notebook that keeps your files, web pages and notes together and answers questions about them.
- Read-later & research
Surfboard
Surfboard is a private RSS reader that shows new posts in chronological order and collects no reading data, sold for a single payment.
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Surfed
Surfed keeps a searchable record of your Safari browsing sessions and bookmarks on iOS, macOS and visionOS.
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SwiftRead
SwiftRead is a speed reading app for web, browser extensions and mobile that shows text word by word to read faster.
- Read-later & research
Symbaloo
Symbaloo is an online bookmark manager where users organize favorite sites as tiles on a shareable homepage.
- Read-later & research
Sysrev
Sysrev is a platform where teams review documents together and extract structured data from them.
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Tab Space
Tab Space saves browser windows as sessions on Mac, syncs them through iCloud and jumps to any open or saved tab across browsers.
- Read-later & research
TabLinker
TabLinker saves full browser sessions from many browsers on Mac, restores them later and syncs them to iPhone and iPad.
- Read-later & research
Tabs to Links
Tabs to Links turns the open tabs in a Safari window into a list of links you can paste into email or footnotes.