Raise or lower overall lightness with a simple global adjustment.
or drag and drop images here
Fast async jobs
No install required
Temporary files
Batch uploads
.png, .jpg, .jpeg, .webp
same_as_input, jpg, png, webp
/filter
Submit files to /filter, poll the job endpoint, then download outputs programmatically.
Raise or lower overall lightness with a simple global adjustment.
Brightness shifts pixel values up or down. Unlike exposure or curves, it does not understand camera response or protect highlights by itself.
Very fast per-pixel operation.
Positive values brighten; negative values darken.
Removes metadata from generated output when supported.
No. Brightness is a simpler global shift. Exposure-style controls are usually better for photo-like light changes.
The adjustment pushed bright values past the output limit, so highlight detail clipped to white.
Raise or lower overall lightness with a simple global adjustment.
Use clear source images and preview at final output size before publishing.
Artifacts, excessive processing, color changes, or metadata changes can occur depending on settings and output format.
Metadata behavior depends on export settings. Strip personal metadata for public sharing and preserve ICC profiles when color matters.
Yes. Upload an image, apply the filter through ImageHQ, and download the processed result from the browser.
No. Filter pages are frontend SEO routes that submit to the compact POST /v1/filter API.
MDN Web Docs - browser_documentation
ImageMagick - library_documentation
W3C WAI - standards_body
W3C - official_spec