Photo AI 4 is a tool developed by Topaz Labs focused on photo enhancement. It utilizes Artificial Intelligence to refine, sharpen, denoise, and upscale images.

This application comprehends objects in the image, differentiating between image detail and noise in those objects, preserving the details and minimizing the noise.

It combats blurriness caused by issues such as camera shake, motion blur, and missed focus by employing an advanced sharpening technique that naturally reverses these root causes.

Other remarkable highlights include its distinctive ability to upscale images by adding intelligent pixels, enriching the overall quality of the image.

Additionally, it's fitted with special features to recover faces, remove objects, preserve text, adjust lighting, and balance color. Photo AI 4 also works to improve the quality of distorted text, shapes, and details resulting from denoising, sharpening, or upscaling the image.

It is characterized by seamless integration with other platforms like Photoshop and Lightroom Classic and an adaptable interface that allows speedy preview updates and drag panels.