# Sound Editing App

**URL:** https://forum.kirupa.com/t/sound-editing-app/139714
**Category:** Uncategorized
**Created:** [March 4, 2005, 10:49pm UTC](https://forum.kirupa.com/t/sound-editing-app/139714 "2005-03-04T22:49:03Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![rhine](https://avatars.discourse-cdn.com/v4/letter/r/aeb1de/32.png) [@rhine](https://forum.kirupa.com/u/rhine)
#### Post date: [March 4, 2005, 10:49pm UTC](https://forum.kirupa.com/t/sound-editing-app/139714/1 "2005-03-04T22:49:03Z")

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Howdy

I have a friend who wants me to take about 400 of his mp3s and speed them up 2x, 3x, and 4x. Is there a sound editing app that can do this in a batch job? (ie. Process 10+ mp3 files at once)

Thanks