Brightness Dimmer

FREE Android Everyone
1.0 ★
Rating
10K+
Downloads
Free
Price
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Reviewed on April 13, 2026  · Updated May 15, 2026
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Screenshots

Brightness Dimmer app screenshot 1 Brightness Dimmer app screenshot 2 Brightness Dimmer app screenshot 3

Overview of Brightness Dimmer

This app aims to provide a simple solution for reducing screen brightness beyond a device’s native minimum. The concept is straightforward: users can lower the display’s luminance for nighttime reading or low-light environments. However, the execution falls short of delivering a reliable or pleasant user experience.

Core Functionality

The primary control is a floating circle overlay that users slide up or down to adjust brightness. A toggle adds a reddish tint for blue light reduction, and a settings page offers options to change the dimming effect’s color from gray to black. While the basic idea is clear, the implementation introduces noticeable visual artifacts. The dimming effect often appears as a murky overlay, reducing text sharpness and making reading apps less comfortable to use. The floating control circle can also interfere with navigation, as it may be accidentally tapped or swiped, causing unintended brightness changes.

Usability Considerations

Over time, the app’s limitations become more apparent. The overlay’s visual quality does not improve with use, and the control circle remains persistently in the way. Adjusting brightness mid-task can be disruptive, as a slight mis-swipe can result in a jarringly bright screen. Users may find themselves avoiding the app altogether, opting instead to tolerate the device’s native brightness settings. The app is free to download, with a small ad banner present only in the settings screen, so there is no financial cost. However, the functional trade-offs may outweigh the benefit for many users.

Support and Documentation

The app includes a “Contact Us” option within its App Store listing. Responses are polite and helpful, though they may take several days. The settings interface lacks clear explanations for some options, such as the “opacity” control, which may require external clarification.

✓  Pros
✓ Completely free with no sneaky purchases.
✓ The support person who emailed me was patient and clear.
✓ The idea of a simple dimming slider is good.
✗  Cons
✗ Makes the screen look dirty and gray, not truly dark.
✗ The floating control button constantly gets in the way.
✗ Settings are confusing and not explained well.
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App information
Downloads10K+
PriceFree
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