Night Screen / Blackbulb Alternatives

f.lux

Software that makes the color of your computer's display adapt to the time of day, warm at night and like sunlight during the day.

Features:

• Blue light filter
• Color temperature modes
• Night mode/Dark Theme
• Scheduling
• Temperature Monitoring
• Time Scheduling

Redshift

Redshift adjusts the color temperature according to the position of the sun. A different color temperature is set during night and daytime. During twilight and early...

Features:

• Color Temperature Ajustment
• Color correction
• Command line interface
• Blue light filter
• Debian package compatible
• Fedora Repository
• KDE Widget
• Night mode/Dark Theme
• System management

LightBulb

Background application that adjusts screen gamma, making the colors appear warmer at night, reducing strain on your eyes.

Features:

• Customizable
• Lightweight
• Portable
• Configurable
• Night mode/Dark Theme
• Automatic brightness dimming
• Automatic Lighting Control
• Blue light filter
• Color correction
• Optimal performance

Twilight

The app filters the blue spectrum on your phone or tablet after sunset and protects your eyes with a red filter. The filter intensity is smoothly adjusted to the sun...

Features:

• Automatic brightness dimming
• Blue light filter
• Color correction

Red Moon

The app is free on F-Droid and on GitHub but you can buy it on the Google Play Store to support the developer. Red Moon is a screen filter app for night time phone...

Features:

• Automatic brightness dimming
• Blue light filter
• Color correction
• Color Temperature Ajustment
• Time Scheduling

SunsetScreen

Whether you're a morning lark or night owl, SunsetScreen allows you to set the time of the sunset and sunrise, so you can have full control over your sleep cycle.

Features:

• Customizable
• Support for Keyboard Shortcuts
• Lightweight
• Portable
• Temperature Monitoring

Dimmer

A very small and free utility for Windows to reduce brightness on LCD/TFT screens. A must if you work on your computer at night with very low ambient light.

Features:

• Automatic brightness dimming
• Portable

Iris mini

Iris mini is free cross-platform blue light reduction and PWM flicker free brightness software.

PangoBright

Screen dimming software that allows you to control the brightness of your screens as well as external monitors.

Features:

• Dimmer
• Support for Multiple Monitors
• Portable

Desktop Dimmer

Enables darker-than-dark Desktop dimming for your displays. - Small resource footprint, minimal User Interface. - Settings are persisted and restored per-Display...