Adaptive Theme
Adaptive Theme is a free, open-source utility app for Android. Auto-switch dark theme & wallpapers using the ambient light sensor. It has 274 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid and Google Play.
- Android
- Jetpack Compose
- Utilities
- Actively maintained
About Adaptive Theme
Adaptive Theme switches Android's system-wide theme between light and dark mode according to the ambient light sensor instead of relying on sunset or a fixed schedule. Use light mode in bright surroundings and dark mode in low light, with the threshold under your control. It can also switch your wallpaper to match the active theme. Features Uses the device's physical ambient light sensor Custom lux threshold and presets for indoor, outdoor, and daylight conditions Wallpaper Theme Sync for separate light and dark home and lock screen wallpapers Optional blur effect for the lock screen wallpaper Optional night lock to keep dark mode active during a chosen time period Quick Settings tile for…
Privacy and F-Droid
F-Droid builds Adaptive Theme from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
No anti-features flagged on the latest F-Droid build.
Screenshots
Screenshots from the app's F-Droid listing.
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What is Adaptive Theme?
Adaptive Theme is a free, open-source utility app for Android. Auto-switch dark theme & wallpapers using the ambient light sensor. It has 274 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid and Google Play.
Is Adaptive Theme free and open source?
Yes. Adaptive Theme's source code is public on GitHub under the GPL-3.0-only license, which is OSI-approved or FSF-free. F-Droid, which builds it from source, flags no anti-features such as ads or tracking on its latest build.
How do I install Adaptive Theme?
You can install Adaptive Theme from F-Droid (package dev.lexip.hecate) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: v2.5.1).
Is Adaptive Theme still maintained?
The repository's most recent commit was on Sep 11, 2026. Its F-Droid listing was last updated on Sep 14, 2026. appsgit only lists apps whose repository had a commit in the last six months.