Based on the users' reviews of the "Colorize - Black & White Photos AI Auto Convert" app, here are three cons and pros: **Cons:** 1. Many users reported annoying ads and slow loading issues, making the app frustrating to use. (15 words) 2. Some users experienced conversion errors, with black and white photos not converting properly or losing their original quality. (15 words) 3. Limited features and customization options, such as limited color palette choices, were a drawback for many users. (15 words) **Pros:** 1. The app received rave reviews for its exceptional AI-based photo conversion, resulting in stunning colorized images. (15 words) 2. Easy to use, with a user-friendly interface that allowed even beginners to effortlessly convert black and white photos. (15 words) 3. Many users praised the app's ability to restore old, faded photos to their original vibrancy and color. (15 words) Please note that the conclusion is based on the users' reviews available on the Google Play Store at the time of my knowledge cutoff.