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Turn any track into a sample pack: Unleash your creativity with automated sample chopping

Based on powerful open-source AI algorithms for signal processing

By uploading and using our service you agree to our Terms of Service

Upload a track to get started.

Accepted formats: MP3, WAV, FLAC, M4A

How it Works

Transform any song into a unique set of samples, ready to drop into your next project. No need to spend hours editing—just upload, select your favorite samples, and start creating.

Effortless Upload

Drag and drop any audio file, up to 10 minutes in length, and we'll handle the rest.

Precise Isolation

We leverage machine learning algorithms to split audio into stems for crisp, isolated samples.

Smart Slicing

Our algorithms detect transients, slicing your track into the perfect sample pack.

Mix & Match

Easily shuffle samples into your drum racks to keep your beats fresh and unexpected.

Choose a plan

Start for free, then upgrade to create more racks.

Starter

$0

  • 10 Minutes total of free uploads
  • 5 Minute Length per File
  • Audio Formats: MP3, WAV, FLAC, M4A
Most Popular

Annual billing

$10 $7/mo
$84 annually
  • Unlimited uploads
  • 10 Minute Length per File
  • Audio Formats: MP3, WAV, FLAC, M4A
  • Key and BPM detection
  • Web MIDI Interface

Monthly billing

$10/mo

  • Unlimited uploads
  • 10 Minute Length per File
  • Audio Formats: MP3, WAV, FLAC, M4A
  • Key and BPM detection
  • Web MIDI Interface

FAQ

What is ChopLab?


How do I sign up?


Is there a free version?


What types of audio files are supported for uploading?


How does the AI drum rack generator work?


Can I adjust the samples after they’ve been generated?


How long does the processing take?


What happens to my uploaded and processed files?


Is there a limit on how many files I can upload?


Can I specify different audio processing options?


What happens if I lose my internet connection during upload?


Can I cancel my subscription at any time?


Is my data secure?


What is a drum rack and how do I use it?


Can I connect my MIDI device to the drum pad web interface?


Which MIDI notes correspond to the drum pads?


Can I use the drum pad component without a MIDI device?


What browsers support Web MIDI?