One small fix. A much better photo.

Pocketshot rebuilds the whole photo and hands back several versions. PicFix changes one thing and leaves the rest alone — use it when the shot is already close.

No. There are no layers, masks or sliders. Every fix is a named button: pick the one that matches the problem and it runs.

Yes. Fixes stack one at a time, so you can step back through them individually or revert the photo to the original.

Yes. Run as many as you need — brighten the lighting, then remove someone from the background, then sharpen it.