The app offers a retro-style synthesizer experience with three waveforms and modulation options. Users can control vibrato, transpose notes, and adjust the amplitude envelope for a personalized sound.
Access hymn lyrics and music scores for 695 songs. Search by number or title. Save favorite . Email selected songs. View music sheets for many tracks. Organize into custom lists.
Transpose chords and melodies across all 12 keys by swiping sheet music or using toolbar buttons. Download sheet music from the forum. Toggle lyrics display. Select transposing instruments.
Rocks allows users to import and organize files from their Apple Library. It supports MP3, AAC, WAV, and AIFF formats. Background playback is available with headphone control. The functions offline as a .
