Fog ModeTry the tools ↗Find a tool. See how it works.
Open, close, and stop Fog Mode
- Open a regular website in desktop Chrome. Click Fog Mode in the toolbar or press Alt + Shift + F.
- Choose Declutter, Pause, Sound or Notes. The gear opens Settings.
- The My reading settings switch at the top turns your choices on or off for every page.
- Click the toolbar icon again to close the controls. Your active tools keep running.
Stop all ends page changes, auto-scroll, sound, timers and reminders, and hides notes on the page. Your saved notes and settings stay.
If the panel stops responding, choose Open in window.
Turn on Settings → Floating button, then drag it anywhere. Hide button on this site hides it on one website.
Settings → Appearance: System, Light, Dark or Matrix (green on black).
On the page, Escape undoes reading changes when you aren’t typing in a form or editor. In the controls, Escape closes the panel.
Declutter an article
- Open an article, then choose Declutter → Read article.
- Set the text size, or open Auto-scroll and pick a speed.
- Choose Back to page, or reopen Declutter and choose Close reading view.
Text only, no images. Feeds, dashboards and video pages may not open.
Change text size and spacing
Open Declutter. Adjust Text size from 85% to 150%. Turn on Roomier text to add space between words, lines, and paragraphs.
Choose Reset in Declutter to undo the reading changes. If a work app looks wrong, leave that website alone.
Use the focus line
- Choose Declutter → Focus line.
- Choose Adjust. Set Height between 32 and 240 pixels to show more or fewer lines.
- Set Dim surrounding page between 0% and 60%.
- Move the guide with your pointer. Turn on Lock position to keep it still, or move it with Alt + ↑ / ↓.
Turn it off before you watch a video.
Reduce webpage motion
Turn on Declutter → Reduce motion. Fog Mode shortens page animations and transitions, such as fading and sliding effects.
Videos keep playing. Use the site’s own controls to stop them.
Settings → Still breathing circle stops Fog Mode’s own breathing animation.
Auto-scroll webpages in Chrome
- Open Declutter on the page you want to scroll.
- Under Scroll this page, choose Slow, Medium, Fast, or Very fast.
- Press play. Press again to pause. Change the speed while it runs.
Scroll, click or press Escape to pause. The clean reader has its own speed.
If scrolling jitters, pause it and leave the website alone while you report the problem.
Save a reading setup
In Declutter → Saved setups, choose Browse, Read, or My setup.
- Browse: original text size, normal spacing, focus line off, reduced motion on.
- Read: 115% text, roomier spacing, focus line on, reduced motion on.
- My setup: your saved combination. Adjust the tools, then choose Save as My setup or Update My setup.
My reading settings on the home screen turns your choices on or off for every page. To carry them to new pages, press Keep on every page. Use previous settings brings back your last choices.
Cover the page for a screen break
- Choose Pause → Screen break.
- Choose 1, 2, 5, or 10 minutes, then Start screen break.
- Use Pause break, Resume break, or End break on the cover.
Hid the break? Show break screen in Pause brings it back.
Ending the break doesn’t stop sound. Use Stop sound or Stop all.
Follow a breathing guide
Choose Pause → Breathe, select 1, 2, 5, or 10 minutes, then choose Begin breathing.
Under Adjust the pace, choose a 3–6 second inhale and a 3–8 second exhale. There are no breath holds. Turn on Settings → Still interface if you prefer a still circle.
After a session, you can choose Easier, About the same, or Harder. This saves your answer on your device.
Set a focus timer or a screen break reminder
Open Settings → Open focus sessions and reminders.
- Focus session: choose 5, 10, 15, or 25 minutes, then Begin focus session. Pause, resume, or end it when you need to.
- Remind me to pause: choose an interval of 15, 30, 45, 60, or 90 minutes.
- Later postpones a due reminder. Off today or Pause reminders for today pauses reminders for the day.
- Desktop notifications: silent and off by default.
A reminder is a small mark on the toolbar icon. It never starts a break by itself.
Recent sessions appear here too. Fog Mode keeps up to 100 past sessions and shows the latest 12. Choose Clear session history to remove them.
Play noise, binaural beats, or a plain tone
- Open Sound. Choose a sound and set a low, comfortable volume. The volume control runs from 0% to 50%.
- Choose Auto-stop after 2, 5, 15, or 30 minutes.
- Choose Play sound. Use Stop sound to end it sooner.
Choose brown, pink, or white noise; a 5 Hz beat with pink noise; 4, 16, or 40 Hz binaural beats; or a plain 174, 432, or 528 Hz tone. Use stereo headphones for binaural beats.
Fog Mode makes all ten sounds on your device, without streaming. Sound keeps playing after you close the controls or change pages.
Keep a note on the page
- Open Notes and write in Note, up to 1,200 characters.
- Check Save this page and reading position to link it to this spot. Title adds a title.
- Leave Show on this tab checked to attach the note, then choose Save note.
In Saved notes, press a note’s page button to go back to your place. You can also edit, delete or show a note. New note starts another. Fog Mode keeps up to 100 notes.
Drag the note anywhere, or move it with the arrow keys. Minimize, reopen or hide it. With website access, it stays on screen as you change pages in that tab.
Saved notes stay after you restart Chrome.
Save and pick up where you left off
- In Notes, check Save this page and reading position, then save the note. Or choose Save my place.
- You can also right-click the page or selected article text and choose Hold my place in Fog Mode.
- Under Saved notes, press the note’s page button.
The page button opens a new tab if needed. Without website access, click Fog Mode there and press the page button again.
Fog Mode saves a page when you ask it to. Fog Mode doesn’t automatically save your browsing history or text from forms and editors.
Choose which websites Fog Mode can change
The toolbar icon gives access to one page. For every page, press Keep on every page or Settings → Allow website access. Chrome asks once. If you say no, the icon still works page by page.
If a website looks wrong, open Declutter → Help & this website → Leave this website alone. To reverse that choice, open Settings → Websites left alone → Allow again.
To remove website access, choose Settings → Turn off website access. See where page tools work.
Export, import, or delete your data
Open Settings → Your data.
- Export my data: save a backup file.
- Import a backup: select a Fog Mode backup and review the confirmation. Importing replaces your saved data, so export first if you want to keep it.
- Delete all my data: remove the extension’s saved data. Delete downloaded backup files separately if you no longer want them.
Notes, saved page details, preferences, and session history stay in this Chrome profile. Fog Mode doesn’t encrypt them. There’s no account, and Fog Mode doesn’t copy your data to the cloud. Keep passwords and private records out of Fog Mode.
Export before uninstalling. Removing Fog Mode deletes its saved data. Reinstalling can’t recover those notes without a backup.
Keyboard shortcuts
- Open or close the controls
- Alt + Shift + F
- Undo reading changes on the page
- Escape, outside a form or editor.
- Move the focus line
- Alt + ↑ / ↓
Change shortcuts at chrome://extensions/shortcuts.