Loop Builder is a Groovebox-like sampler tool, that also lets you sequence songs. Tap and slide to record beats, melodies, and sample automation. You can record your finger performances with perfect time correction, or Free Quantization. You can also assign 1 of 4 AUv3 effect busses.

Cut through samples, and makes beats and melodies. Unlimited samples can be loaded and automated, with AUv3 effects, and recorded as a bank of sequences. Make music! Make beats! Get nasty!

What’s New

Version 2.5

- [Fixed] Audio interruption hang.

App Privacy

The developer, James Navarro, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Collected

The developer does not collect any data from this app.

Privacy practices may vary based on, for example, the features you use or your age. Learn More


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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