LumaTune

Tune video brightness, color, and playback speed with privacy-first controls.

LumaTune helps you adjust how videos look and play directly in your browser. Use the Tune tab to quickly control brightness, contrast, saturation, and playback speed up to 8x. Each control includes a precise numeric input, real-time updates, and an individual reset button. LumaTune Pro unlocks advanced visual tools, including gamma, sharpness, RGB color balance, custom presets, and the ability to apply adjustments to videos, images, or the whole page. Free features: Brightness Contrast Saturation Playback speed up to 8x Individual reset controls Full reset Pro features: Gamma control Advanced sharpness RGB color balance Custom presets Apply to video, images, or the full page LumaTune includes a 7-day free trial for Pro features. After the trial, Pro is available for USD $2/month. Privacy-first design: No browsing history collection No website cookie collection No password or form data collection No page content collection Settings and presets are stored locally Trial and payments are handled by ExtensionPay