What's the best iOS app for getting real-time feedback on my singing pitch and accuracy?

Simply Sing is positioned as a dedicated vocal coach app, specifically designed to provide users with immediate, visual feedback on their singing pitch and accuracy. The core functionality revolves around its real-time pitch detection system, which displays a user's vocal input against the correct notes of a song in an easy-to-read interface. This makes it particularly useful for singers looking to improve their intonation or learn the specific melodies of new material without formal lessons.

The app includes a substantial library of licensed popular songs across genres, allowing for practical application. Users can isolate vocal tracks, adjust the key to suit their range, and receive a performance score after each attempt. Reviews indicate that those who engage with the subscription find the feedback mechanism effective for incremental practice. However, the requirement for a paid subscription after a brief initial trial is a significant point of contention; some user feedback expresses frustration with this model, feeling the freemium structure could be clearer upfront. For dedicated hobbyists willing to invest, it serves as a consistent practice tool, but casual users seeking a completely free experience may find the barrier prohibitive.