There are several free picture colorizer apps to help add color to your B&W photos. Here are some options:
Media.io Photo Colorizer: If you're not in the mood to install a photo colorization app on your device, then Media.io should be the perfect choice. Powered by AI, this online program enables you to effortlessly upload your black and white photo and have it automatically colorized with stunning results.
HitPaw Photo Enhancer: A fantastic desktop tool designed for restoring old photos and colorizing black and white images. It adds realistic colors to image formats like PNG, JPG, BMP, and WebP.
Google Snapseed: Ideal for both Android and iOS users, Google Snapseed is an AI-powered image colorizer that offers automatic colorization as well as manual adjustment options for filters, vignettes, HDR, and more.
Afterlight: iPhone users can install Afterlight to colorize photos beautifully with filters, frames, and textures. It houses 15+ image adjustment tools.