Automatically applies dark mode to Gmail based on your system appearance preference
Users
63
+9 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
4
0 in 30 days
Store rank
#99K
#82K among extensions
Version
1.2.1
updated 1 Sep 2026
Users
monthly, 4 months
Latest, 15 Oct 2026:63 usersMove the mouse over the chart for any month
Ratings count
monthly, 4 months
Latest, 15 Oct 2026:4 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Mail In Black for Gmail
Reading email at night shouldn't hurt your eyes, and turning on dark mode shouldn't take a dozen clicks. Mail In Black for Gmail gives Gmail a clean dark theme that follows your computer automatically, with nothing to set up.
WHY YOU'LL LOVE IT
🌙 Automatic: Matches your system's light/dark setting. No buttons to remember.
⚡ Instant: Switch your computer's appearance and Gmail changes right away.
👆 One-click override: Want dark all the time (or off)? Click the icon to choose.
🎨 Easy on the eyes: A clean, carefully tuned dark theme made just for Gmail.
🔒 Private: Works only on Gmail. No accounts, no tracking, no data collected.
HOW IT WORKS
Once installed, it just follows your computer:
- Computer in Dark Mode -> Gmail goes dark
- Computer in Light Mode -> Gmail stays bright
Prefer to decide yourself? Click the extension icon to cycle through:
Follow system -> Always dark -> Always light
On a Mac, change your appearance under System Settings > Appearance and watch Gmail update instantly.
PERMISSIONS AND PRIVACY
This extension runs only on mail.google.com. It does not collect, store, or transmit any of your data. There are no accounts and no tracking.