Do math that makes music. Press numbers to hear notes, then loop your results.
▶ Play – Plays the sound sequence of the most recent calculation result.
⟳ Repeat – Continuously loops the sound sequence until you press Stop.
□ Stop – Immediately stops any sound or loop that’s playing.
Soundulator is a free musical calculator that turns numbers into notes so you can do math that makes music. Each button press plays a tone, and your final result becomes a note sequence. Hit ▶ Play to hear it again or ⟳ Repeat to loop it into a simple melody. It’s a fun way to explore math, sound, and rhythm—great for students, music lovers, and anyone curious about turning calculations into catchy patterns.
© 2025 Soundulator. Math you can hear.