If you want a tool that turns your selfie into a movie character without requiring a collection of photos, Magicsnap is a good choice. This AI-powered service takes a single selfie and turns it into a photo of a movie character, drawing from a broad library of characters. It can produce high-quality, realistic results in 4K resolution, so it's good for creating attention-grabbing content without a lot of photo shoots or editing expertise.
Another good option is xpression Camera. It's a virtual camera app that can instantly change your face into that of anyone else with a single photo. The app mirrors your face expressions in real-time, too, so it's good for videoconferencing, live streaming and content creation. You can pick photos from a variety of sources, change backgrounds, hairstyles, makeup, clothing and accessories, and animate your results with Voice2Face technology.
If you're interested in cartoon characters, Toonify is an AI-powered face transformation service that can turn your face into a variety of cartoon characters. The service offers several models, and the free tier lets you use the Toonify Classic model as many times as you want. Toonify doesn't store the images you upload, so your privacy is protected, and you can use editing controls to tweak attributes like age and smile.