Common questions.

Each image is analyzed for sharpness, noise, and color balance, then processed through a model trained to correct those three things without over-editing the result.

The default setting is tuned to stop short of an artificial look. If you want a stronger effect, you can push the intensity slider further.

Mild to moderate blur and low resolution both improve noticeably. Severely out-of-focus shots will improve but won't come back to full sharpness.

PNG, JPG, and WebP on upload. You can export your enhanced image as PNG or JPG.

Most images finish in five to ten seconds, depending on file size.

Yes — scanned prints and faded originals are one of the more common uses, and results are usually strong on that kind of image.

You can, though the change will be subtle since there's less to correct. Most people use it on images that need real improvement.

Slightly. Adding back detail and reducing compression artifacts increases file size a little, but not dramatically.