Based on the users' reviews, here are three pros and three cons of the Cello Tuner Basic app: **Pros:** 1. Accurate tuning: Users praise the app's ability to accurately tune their cellos, making it a reliable tool for musicians. 2. Simple and easy to use: Reviewers appreciate the app's user-friendly interface, which makes it easy to navigate and start tuning quickly. 3. Good value: Many users consider the app's price to be reasonable, given its features and performance. **Cons:** 1. Limited features: Some users feel that the app lacks advanced features, such as the ability to adjust tuning for different types of cellos. 2. Not ideal for beginners: A few reviewers mention that the app's interface can be overwhelming for beginners, making it difficult to use. 3. Occasional lag: A small number of users report experiencing occasional lag or delay when using the app, which can be frustrating.