HeyPhoto is a free AI photo editor that uses artificial intelligence to make various changes to photos. Users can modify faces by making them smile, changing hairstyles, adding emotions, makeup, and even edit age. The service is available online and can be accessed with just a few clicks.Some of the key features of HeyPhoto include the ability to change faces online, make a smiling face, change hairstyles, add emotions, makeup, and edit age. It also offers AI-powered photo editing, face detection and recognition, the ability to adjust various facial features, enhance image resolution with AI, remove the background from any photo, make production-quality face swaps with AI, and generate unique and expressive AI-generated faces in real time.There are various use cases for HeyPhoto, including tuning selfies and group photos with AI, anonymizing yourself and protecting your identity, improving dating profile pictures, experimenting with different facial features and expressions, creating realistic headshots using AI, enhancing image resolution, removing unwanted backgrounds, creating production-quality face swaps, and generating unique AI-generated faces.To use HeyPhoto, simply visit the website and upload a photo. The AI will automatically detect faces in the photo. Users can then choose from a range of editing tools to make desired changes to the faces. The service is intuitive and requires no special skills. Once the desired changes are made, users can save or download the edited photo.