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For developers

Read technical documentation comfortably in your browser

API references, specs, changelogs and long READMEs: a developer's day is mostly reading. FocusFlow makes the web easier to read, understand and use, with settings that stay on the doc sites you choose and keep out of the web apps you work in.

Add FocusFlow to Chrome, free (opens in a new tab)

Free to install. 8,000+ users. Also available for Firefox and Edge.

Why reading docs wears you out

  • Every doc site picks its own font, size and line length, and few of them pick what suits you.
  • Long reference pages are easy to lose your place in when you look away to your editor.
  • Tutorials and blog posts bury the steps under banners, sidebars and newsletter boxes.
  • A browser-wide zoom or theme fixes the docs but breaks the dashboards you also have open.

How FocusFlow helps you read docs

Features marked PRO need FocusFlow Pro; everything else is free.

Settings per site

Any setting can be saved for one site only. Turn on a larger font and wider spacing for your docs and leave your web apps exactly as they are.

Keyboard shortcuts

Alt+Shift+F turns the font on or off, Alt+Shift+Up and Alt+Shift+Down change the text size, and Alt+Shift+D opens the popup. You can change them on your browser's extension shortcuts page.

Your font, or only your font

Choose from 8 reading fonts and set size, line height, letter spacing and word spacing. Font Only Mode swaps the typeface and leaves the site's spacing and layout alone.

Focus line for long reference pages

Dim everything except the line under your cursor, so you can find your place again after switching back from your editor.

Reader Mode for tutorials and posts

Open a long guide in a clean reading view with an outline of its headings, and jump straight to the step you need.

Custom CSS and Page Dark Mode PRO

Add your own CSS to one site, such as hiding a sticky banner or widening a narrow column. Page Dark Mode puts dark backgrounds and light text on the pages you visit.

Need a term explained? The AI tools PRO define, simplify or summarize the text you select. FocusFlow was also built for readers with dyslexia, ADHD or visual stress, and the same tools help anyone who reads a lot on screen.

Free to start, Pro when you want more

Settings per site, keyboard shortcuts, the 8 reading fonts, typography controls, Font Only Mode, the focus line and Reader Mode are free. Pro adds custom CSS, Page Dark Mode, the AI tools, unlimited profiles and settings sync.

Compare plans on the FocusFlow Pro page, or see every FocusFlow feature.

Set up your docs once

Install FocusFlow, open the docs you read most, and save your settings for that site.

Add FocusFlow to Chrome, free (opens in a new tab)