About this tool
Improve a dark, washed-out or overly harsh image using simple brightness and contrast sliders. The preview updates instantly, while the exported PNG is rendered at the original resolution entirely in your browser.
How to use
- 1Upload an image.
- 2Move the brightness and contrast sliders.
- 3Apply the settings and download.
Benefits
- Live visual feedback.
- Original-resolution export.
- No account or upload.
Frequently asked questions
What does 100% mean?+
A value of 100% keeps the original brightness or contrast.
Is the original file changed?+
No. Your source file remains untouched.