Affinity Photo is a professional photo editing software developed by Serif. It is designed for photographers and graphic designers, offering a range of tools for retouching, compositing, and enhancing images. The software supports various file formats and provides features like layers, masks, and filters, making it versatile for different editing tasks. One of the key advantages of Affinity Photo is its one-time purchase model, which eliminates the need for a subscription. It is available for Windows, macOS, and iPad, allowing users to work across multiple devices. The intuitive interface and powerful capabilities make it a popular choice among creative professionals.