LumiMax

Name: LumiMax
Author: RamterStudio

Unlock the full brightness potential of your Mac display. Up to 1600 nits.

Download Mac App Store GitHub

or install with Homebrew:

brew tap Joowonoil/lumimax
brew install --cask lumimax

Powerful Features

Everything you need to control your display, in one place.

🔆

XDR Brightness Boost

Push your display up to 1600 nits. Perfect for HDR content and bright environments.

🖥️

Multi-Display Support

Control brightness for all connected displays including Pro Display XDR and LG UltraFine.

🌙

Display Controls

Quick toggles for Dark Mode, Night Shift, and True Tone right from the menu bar.

⌨️

Keyboard Backlight

Adjust keyboard backlight brightness with a convenient slider. F1/F2 key support.

🔋

Smart Battery Protection

Auto-disable on battery or when charge drops below your set threshold.

🌍

7 Languages

Available in English, Korean, Japanese, Chinese, German, Spanish, and French.

Supported Devices

Works with every Mac that supports extended brightness.

💻MacBook Pro 14" / 16" (M1 Pro/Max and later) — Full XDR boost up to 1600 nits
💻MacBook Pro 13" (M1/M2) — Optimized boost
💻MacBook Air (M1 and later) — Up to +60% brightness boost
🖥️Pro Display XDR, LG UltraFine and other external displays
💻Intel Macs — Universal binary with display-aware boost limits

Why LumiMax?

Native EDR, designed to extend brightness while preserving color accuracy.

	Gamma adjustment	LumiMax
Method	Gamma table manipulation	Native EDR overlay
Color accuracy	Colors get distorted	Preserved
Max brightness	Limited	Full 1600 nits

LumiMax Pro

One-time purchase. Yours forever.

✓ Unlimited XDR boost

✓ Brightness key control (F1/F2)

✓ Keyboard backlight slider

✓ Display controls (Dark/Night/True Tone)

Buy Pro

Already purchased on the Mac App Store? Your purchase is automatically recognized in the website version — just use "Restore Purchase" in the app.

Download

Choose the version that works best for you.

	Website Version	App Store Version
Download	Download DMG	Mac App Store
Auto Update	Sparkle (faster)	App Store
Free Trial	3 days	3 days
Features	Full access to all features	Full access to brightness boost

Privacy Policy

Last updated: February 5, 2026

LumiMax does not collect, store, or transmit any personal data.

Data Storage

All settings are stored locally on your device. Purchase information is handled by Apple through the App Store or Gumroad for direct purchases. License key validation communicates only with Gumroad's API to verify your purchase. No personal data is collected or stored on our servers.

Analytics

LumiMax does not use any analytics or tracking services.

Contact

For questions about this privacy policy, contact us at ramterstudio@gmail.com