Install Sidenote
Downloads

Get Sidenote everywhere you read.

Sidenote works in Chrome, Edge and Firefox today, with desktop apps for macOS, Windows and Linux coming soon. Every answer links back to the exact passage it came from.

Install the extensionDesktop apps
Browser extension

Add Sidenote to your browser.

The extension opens in a side panel next to the page you are reading. Ask about a PDF, wiki or article, and every answer links to the passage it came from.

Already installed? Open Sidenote from your browser toolbar.

Desktop app

Sidenote on your desktop.

Open PDFs, Word and PowerPoint files, Markdown and text from your computer in their own window, with the same account, library and cited answers.

  • Coming soon

    macOS

    For Apple silicon and Intel Macs.

  • Coming soon

    Windows

    For x64 and ARM64 Windows PCs.

  • Coming soon

    Linux

    AppImage and Debian package for x64.

The desktop apps are on their way. Direct downloads will appear here first, then Mac App Store, Microsoft Store and Flathub listings. Until then, use the browser extension on your computer.

Which should I choose?

Start where your reading happens.

Reading on the web

Get the browser extension. It works on the web pages, PDFs, wikis and docs you open in Chrome, Edge or Firefox.

Choose a browser

Working with files on your computer

The desktop app is coming soon. It will open local PDFs and documents in their own window.

See desktop apps

On a phone or tablet? The iPhone, iPad and Android apps are not released yet. Email yourself the link and install on your computer.