Tap BPM
RhythmCalculate BPM of live music or audio instantly by tapping along to the beat.
BPM Converter
Convert beats-per-minute into seconds, Hz, and animation video frames for music videos and video editing sync.
Temporal Metric Conversion
0.50 s
Seconds Per Beat
500 ms
Milliseconds Per Beat
2.00 s
Seconds Per Bar (Measure)
2.00 Hz
Hertz (Frequency)
Video Sync Frame Mapping (Frames Per Beat)
12.00 f
Cinema @ 24 fps
15.00 f
Web / NTSC @ 30 fps
30.00 f
Gaming / Action @ 60 fps
Understanding BPM Math
Calculate half-time, double-time, 1.5x, and 75% speed shifts of any BPM to match tracks and tempos.
Syncing visual elements to musical tempo is standard across video editing and game design:
- Seconds Per Beat corresponds to the length of one single tap:
60 / BPM. - Seconds Per Bar calculates the duration of a full measure based on the target time signature (e.g. 4 beats in 4/4).
- Hertz notes the oscillations per second (speed frequency), which is useful for setting up tremolos and modular synthesizer LFOs.
- Frames Per Beat registers how many frames occur during one beat at standard frame rates, allowing video editors to cut video clips precisely to the kick drum transient.
Frequently Asked Questions
What is double-time useful for?
DJs use double/half time to transition cleanly between different genres (like mixing a 70 BPM Hip Hop track with a 140 BPM Dubstep track).