Amount control
Mix toward white from 0% (unchanged) to 100% (fully lightened).
Image Brightener
Fast, free, and private — lighten photos in your browser.
Paste an image
Copy a screenshot or photo, then paste it here to lighten.
Or press Ctrl+V
One slider. Brighter photos.
The same Amount control as classic online lighten tools — preview, then export.
Paste or upload
Clipboard, drag and drop, or file picker. PNG, JPEG, and WebP.
Private by default
Lightening runs in your browser. No signup, no watermark.
When a lighter image helps
Lift underexposed shots, screenshots, and posts — then download.
Underexposed photos
Brighten indoor or night shots without opening an editor.
Screenshots & docs
Make dark UI captures easier to read in tickets and guides.
Social & ads
Lift product photos so they feel cleaner on a feed.
Print previews
Nudge brightness before you send a file to print.
Brighten in the browser
Designers and marketers lighten photos fast — no install, no account.
“Underexposed product shots get a lift in seconds. Amount slider, download PNG — no Photoshop.”
Michael Chen
Product Designer
“Great for brightening screenshots before docs. Paste, slide, copy. Stays in the browser.”
Sarah Johnson
Support Lead
“暗图提亮很方便，滑条一拉就能预览，导出也干净。”
Kang
Growth Marketer
FAQ
How this free image brightener works.