Based on the reviews of the "Photo Collage" app on the Google Play Store, I've extracted the following cons and pros: **Pros:** 1. Users praise the app's ease of use, with many commenting on its simplicity and intuitive interface. 2. The app's photo collage features are creative and versatile, allowing users to express themselves visually. 3. Many reviewers appreciate the app's speed and ability to quickly create collages without lag or freezing. **Cons:** 1. Some users experience issues with exporting and sharing their collages, citing difficulties in finding the export option. 2. A minority of reviewers report crashes and glitches when using the app, leading to frustrating experiences. 3. Some users find the app's advertising intrusive and annoying, disrupting their experience. Note that these cons and pros are based on a majority of the reviews, but individual experiences may vary.