One of the best is Cleanup.pictures, which uses AI technology to remove objects, people, text and blemishes from photos with a few clicks. It's got powerful inpainting abilities and a variety of pricing plans, including a free version. The service is easy to use, letting you upload photos, select areas to remove, then let the AI algorithm do the work.
Another good option is Photo Eraser. It's got an Eraser tool to remove things you don't want in a photo, like objects, people or distractions, and a Blemish tool to smooth out skin with a click. It handles a variety of file formats and lets you edit step by step with more-advanced AI technology. It's available on any device and is designed for fast, high-quality editing.
If you want a free, web-based tool, try ImgCleaner. It uses AI to remove objects you don't want in photos in JPG and PNG formats, with an easy interface and a preview option so you can see what you're getting before you download the results. It's private, deleting images after 24 hours, and doesn't add watermarks to exported images, so you can use it for personal or commercial purposes.