Every beat.
Marked.

Drop in any song or video and get every beat mapped for you, ready to cut on in Premiere Pro, After Effects, CapCut, or Alight Motion.

Drop your file here

Audio or video. The beats are found automatically.
Nothing to install, works right in your browser.

MP3 · WAV · M4A · MP4 · MOV · OGG · FLAC · WEBM

Analyzing…
Decoding audio

-BPM
Tempo
-
Beats found
-
Length
Zoom 1× Sideways scroll: mouse wheel, sideways swipe, or the bar under the waveform With Remove markers on, tap any line to delete it. It turns red first so you can see which one will go.
1×

Every blue line is one beat. A bold numbered line is every 4th beat, the start of a bar.

0:00.0 / 0:00
TC 00:00:00:00

Drag near a beat and the playhead snaps to it. The blue dot stays lit while the playhead sits on a beat.

A not set · B not set The shaded stretch between A and B is the section that plays on repeat.

Nudge markers

No marker selected. Tap or click a marker on the waveform to select it, or set Move to All markers to shift every marker at once.

Move
Step size

1 frame at 30 fps = 33.3 ms. The frame step follows the frame rate slider below.

Adjust
Keys: Left and Right arrows nudge, I sets A, O sets B, L toggles the loop

Marker style

Beat grid lays an even tempo grid. Raw hits marks only the drums that actually land.

Sensitivity

One exact setting for both marker styles. Higher catches quieter hits. Lower keeps only the strongest hits, and trims grid beats that land on weak ones.

75 keeps hits at 9% strength or more
0 · strongest only50100 · every hit

Timecode frame rate

Drives the TC readout next to the player and the timecodes in the Premiere Pro and CSV files. Match the frame rate of the timeline you are cutting.

30 fps five standard rates, one per stop
2425305060

Take the beats anywhere.

Desktop editors get real marker files. Cutting on your phone? Grab the marker image and line your clips up by eye.

Pr

Premiere Pro markers

Marker file Premiere imports straight onto your timeline, one marker per beat.

Ae

After Effects markers

A script that stamps a composition marker on every beat of the open comp.

CSV

CSV timestamps

Beat number, seconds, and timecode in a spreadsheet-ready file.

TXT

TXT timestamps

One clean timestamp per line. Paste them anywhere, or type them into CapCut as you cut.

PNG

Marker image

The full waveform with every beat drawn on it, made for Alight Motion and CapCut, where marker files can't go.

Premiere Pro: import the marker file from the Markers panel menu, or drag it onto your sequence. After Effects: open your comp, then File → Scripts → Run Script File and pick the download. On mobile: open the marker image next to your editor and cut where the lines fall.