Pocket-Sized Accordion Mastery! Real Sounds, Rhythms, and 120 Basses!

Learn to play the chromatic button accordion quickly, easily, and for FREE!

Realistic Accordion Sounds:

• Over 120 accordions, each with a unique sound!
• Authentic sounds and 50+ registers, just like a real accordion.
• Design your own custom accordion with unique colors and shapes.

Loops, Rhythms, and Metronome:

• Percussion rhythms and loops for various styles: Norteño, Vallenato, Cumbia, Waltz, Tango, and more.
• Master bass rhythms with 30+ styles and variations.
• Built-in metronome; adjust the BPM for loops, rhythms, and the metronome to perfect your timing.

Record, Share, and Learn:

• Record and play back your music.
• Save recordings as video or MIDI files.
• Share your creations on social media with a single click!

Enhanced Learning Features:

• Visual note display for each key, highlighting notes as you play.
• Adjustable button size for optimal comfort.
• Full 6-row keyboard with 120 basses.
• FREE Bass system for simplified bass playing.

Accordion Chromatic Button Cassoto is a free, fun, and educational app perfect for children and adults. Learn to play accordion songs, practice with loops and rhythms, and use the metronome to maintain the correct tempo.

The app includes 80+ loops and bass variations covering popular musical styles, including Norteño, Vallenato, Waltz, Bachata, Tango, Forró, Country, Vanerão, Piseiro, Chamamé, and many more.

Our exclusive "Automatic Basses" system simplifies learning bass rhythms by playing them automatically.

Record your songs, save them as videos or MIDI files, and share them on social media with just one click!

For questions or suggestions, contact: [email protected]

What's New in Version 4.7.1 (Updated Oct 30, 2024)

• Bellows Simulation! Simulate bellows movement by touching and dragging a key.
• Intuitive Multi-Touch Controls: Move the keyboard with two fingers and basses with three.
• Each accordion boasts a unique sonic character!
• New Features:
  • Expanded loops and playbacks for Waltz, Bachata, Tango, and other rhythms.
  • MIDI device connectivity for keyboards and controllers.
  • Enhanced Free Bass system.
  • Extensive Accordion Gallery featuring 120+ accordions.
  • Create personalized accordions with custom colors and textures.
  • Save recordings as videos.
  • MIDI file export.