Online Music Beat Changer
Change the tempo, speed, and rhythm of any beat or song in real time. Perfect for dance choreography, remixes, and practice.
The Music Beat Changer lets you accelerate or slow down music beats with surgical accuracy. Use tap tempo detection, genre presets (from 80 BPM hip-hop to 174 BPM drum & bass), and export lossless audio instantly inside your web browser.
Engineered for Tight Grooves & Clean Rhythms
Whether you are creating a high-energy cardio playlist or practicing complex drum fills, our beat changer delivers pristine audio clarity.
Smooth Tempo Transitions
Seamlessly scale playback speed from 50% half-time up to 200% double-time while maintaining crystal-clear kick punch and crisp hi-hat definition.
Interactive Tap Tempo
Tap your spacebar or button to rhythmically dial in the exact groove speed you feel, instantly synchronizing the audio engine to your live tempo.
Lossless Drum Export
No lossy compression or unwanted volume fluctuations. Export pristine 16-bit PCM WAV files compatible with Ableton, FL Studio, Logic, and Serato.
Popular Use Cases for Beat Speed Alteration
Trusted by choreographers, DJs, aerobics trainers, and percussionists.
Dance Routine Speed Adaptation
Slow down competitive choreography routines to 80% to lock down group synchronization, then gradually accelerate up to performance speed.
Workout & Running Cadence Matching
Align your favorite hip-hop or pop songs to match your exact running strides (e.g. 160 or 170 SPM) for maximum cardio endurance.
Drummer Practice & Transcription
Slow down polyrhythmic metal blast beats or fast jazz swing comping to clearly hear every ghost note and hi-hat articulate.
Nightcore & Sped-Up Audio Trends
Easily create trendy TikTok and Instagram sped-up versions of popular tracks with rhythmic bounce and zero server upload delays.
Explore Related Tempo & Beat Tools
Beat BPM Changer
Input exact source and target BPM numbers with genre tempo calculators.
Audio Stretcher Online
Stretch or compress track duration from 50% to 200% with timecode display.
Music Practice Pitch Changer
Transpose songs and practice at slower tempos without losing pitch accuracy.
Transpose Track Online
Shift chromatic musical keys up or down with semitone and cents control.