These terms are used interchangeably and mean genuinely different things. Picking the wrong category is the most common reason people conclude that "AI photo tools do not work."
AI photo editor
An AI photo editor modifies an image you already have. The original photo is the base; the model changes parts of it — removing an object, replacing a background, adjusting light, retouching skin.
Your face, pose, and expression come from the original photograph. The model is editing, not inventing.
Use one when you have a photo you basically like and something specific is wrong with it.
AI photo generator
An AI photo generator creates a new image. Your uploaded photo is a reference for identity, not the base image. Pose, wardrobe, background, and lighting are all generated.
Use one when you do not have a usable photo at all — no professional portrait, no photo of you in a suit, no shot in the setting you need.
The practical test
Ask: does the photo I want already exist, badly?
- Yes → editor. You need a fix.
- No → generator. You need an image that was never taken.
Trying to edit your way to a photo that does not exist is where people get frustrated. No editor can put you in a studio you were never in.
Tools often do both
Many products include both capabilities, which is part of why the terms blur. What matters is knowing which mode you are invoking, because the two have very different failure modes: editors produce artefacts around edited regions, generators drift on identity.
Related: what is an AI headshot and best AI photo editors.