Audio

BPM counter, tone generator, and more

12 Tools

100% Client-Side

Convert between MP3, WAV, OGG, M4A, etc

Merge multiple audio files into one

Record audio from your microphone and save

Speed up or slow down audio playback

Cut and trim audio files

Tap rhythm to measure Beats Per Minute

Sweep audio across a frequency range

Audio and visual metronome with adjustable tempo

Generate white, pink, and brown noise

Convert text to speech using browser synthesis

Generate sine, square, sawtooth, and triangle waves

Increase or decrease audio file volume