Brightness Adjustment

Brighten or darken an image with a live preview slider for free in your browser. Fix underexposed photos and lift dark shots before sharing. Private, no upload.

  • No file limits
  • No registration
  • Free forever
  • Images never leave your browser

Drop images here

or paste from clipboard (Ctrl/⌘ + V)

Supported formats: JPG, PNG, WebP, AVIF, SVG

Your images never leave your browser

All processing happens locally on your device. Nothing is uploaded to a server, stored, or tracked.

Brighten a dark photo or deepen a washed-out one with a single slider and instant preview. The adjustment preserves color data, so a moderate change keeps skin tones and skies natural.

How it works

What this tool does

This tool lets you brighten a dark photo or deepen a washed-out one with a single slider and instant preview. the adjustment preserves color data, so a moderate change keeps skin tones and skies natural.

Is this tool private?

Brightness adjustments run locally in your browser. No image data is uploaded or stored.

Frequently asked questions

Does changing brightness hurt quality?

Extreme adjustments can clip highlights or shadows, but moderate changes look clean and keep detail.

Why does my brightened photo look washed out?

Brightening lifts the whole image. Raise contrast slightly afterward to restore depth, or use the tool pair to balance the shot.

Can I brighten multiple photos at once?

Adjust one image in the tool and process the rest one by one with the same setting. Every file is handled locally without uploads.