Chord ai is a free-to-use music and radio application developed by Nomad AI OU for iPhone users. The app has recently gained popularity for its advanced chord recognition, beat tracking, voicing, and lyrics features. It is a perfect tool for beginners, intermediates, and professional musicians who want to learn or play any song. Chord ai can recognize chords and voicing with high accuracy and reliability in a matter of seconds. You can browse your audio files, SoundCloud, or YouTube to select any song, or use your device's microphone to get the chords of any song playing around you. Chord ai also offers a range of features such as music player, playlists, and advanced replay controls, including speed change, pitch shift, and loop. You can save and share transcriptions as PDF files, and the app has a massive chord positions library for various instruments, including guitar, ukulele, bass, mandolin, and banjo.