Based on the users' reviews of the Ocarina Fingering app, here are three cons and pros: **Cons:** 1. "Too many ads; interrupts playing and gets frustrating" - Users dislike the ads, finding them distracting. 2. "Can be quite slow; loading times and responsiveness can be improved" - Some experience slow loading times and frustrating lag. 3. "Limited song selection; wish for more popular songs" - Users wish for more songs, including popular ones, to play along with. **Pros:** 1. "Very helpful; teaches proper fingering techniques and notes" - Users appreciate the app's educational value and helpful guidance. 2. "Fun to play along with; great for beginners" - Users enjoy the app's engaging nature and suitability for those new to ocarina playing. 3. "Easy to use; simple navigation and controls" - Users praise the app's user-friendly design and intuitive interface.