A significant number of users, approximately 70%, express frustration over the app's paywall, which requires a subscription to access any songs. Many users feel misled by the initial free setup, only to find that singing any song requires payment.

I was excited to try this app, but you can't sing any songs without paying for a subscription.

Around 10% of users report issues with the app inaccurately determining their vocal range, which affects their ability to sing comfortably. This misclassification leads to dissatisfaction as users struggle with songs that don't match their actual range.

The app told me I'm an alto, but I'm a soprano and couldn't hit the low notes.

Approximately 15% of users are disappointed by the lack of free content, as the app offers no free songs to try before committing to a subscription. This lack of a trial option leaves users unable to evaluate the app's value.

I thought there would be at least a few free songs, but you have to pay for all of them.

About 5% of users express concerns over the high cost of the subscription, feeling that the app's features do not justify the price. This perception of poor value for money leads to negative reviews and app uninstalls.

The app is too expensive for what it offers, and I can't justify the price.