# Audio Set Speed

Set audio playback speed without changing pitch

> Canonical page: https://elysiatools.com/en/tools/audio-set-speed

- **Category:** Media

- **Keywords:** audio, speed, tempo, atempo

## Overview

The Audio Set Speed tool adjusts the playback speed of audio files without altering the pitch, allowing you to speed up or slow down content for efficient listening or editing.

## Inputs

- **Audio File** (file): Select an audio file
- **Speed Factor** (number): 1.0
- **Output Format** (select)

## When to use

- When you need to listen to audio faster to save time, such as with podcasts or audiobooks.
- When slowing down audio for better comprehension, like in language learning or detailed review.
- When adjusting audio speed for synchronization in editing or production workflows.

## How it works

- Upload your audio file in a supported format like MP3, WAV, or AAC.
- Set the speed factor between 0.25x and 4x using the slider or input field.
- Select the desired output format from options including MP3, AAC, M4A, OGG, Opus, FLAC, or WAV.
- Process the file to generate a new audio file with the adjusted speed.

## Use cases

- Speeding up educational lectures or tutorials to cover material more quickly.
- Slowing down interview recordings for accurate transcription or analysis.
- Adjusting audio tempo for music practice or creative projects.

## Frequently asked questions

### What audio formats can I upload?

You can upload common audio formats such as MP3, WAV, AAC, and others supported by the tool.

### Does changing speed affect the pitch?

No, the tool adjusts speed without changing the pitch, preserving the original tone.

### What is the minimum and maximum speed factor?

The speed factor ranges from 0.25x (slower) to 4x (faster).

### Is there a file size limit?

Yes, audio files must be under 200 MB.

### Can I choose the output format?

Yes, you can select from formats like MP3, AAC, M4A, OGG, Opus, FLAC, or WAV.

## Related tools

- [Audio Pitch Down](https://elysiatools.com/en/tools/audio-pitch-down): Decrease pitch without changing speed
- [Audio Pitch Up](https://elysiatools.com/en/tools/audio-pitch-up): Increase pitch without changing speed
- [Audio Set Pitch](https://elysiatools.com/en/tools/audio-set-pitch): Set pitch up or down without changing speed
- [Audio Slow Down](https://elysiatools.com/en/tools/audio-slow-down): Slow down audio playback without changing pitch
- [Audio Speed Changer](https://elysiatools.com/en/tools/audio-speed-changer): Change audio playback speed while maintaining original pitch using time-stretching algorithms
- [Audio Speed Up](https://elysiatools.com/en/tools/audio-speed-up): Speed up audio playback without changing pitch
- [Audio Tempo Change](https://elysiatools.com/en/tools/audio-tempo-change): Change audio tempo without changing pitch
- [Audio Time Stretch & Pitch](https://elysiatools.com/en/tools/audio-time-stretch-pitch): Change speed without pitch, or pitch without speed

## Samples

- [Copyright-Free FLAC Audio Samples](https://elysiatools.com/en/samples/flac-samples): Lossless FLAC audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music
- [Copyright-Free WAV Audio Samples](https://elysiatools.com/en/samples/wav-samples): Uncompressed PCM WAV audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music
- [Copyright-Free MP3 Audio Samples](https://elysiatools.com/en/samples/mp3-samples): Collection of royalty-free audio samples for testing and development purposes including nature sounds, meditation music, and ambient audio
- [Copyright-Free Raw PCM Audio Samples](https://elysiatools.com/en/samples/pcm-samples): Raw PCM s16le audio samples featuring nature ambience and relaxing music for waveform, playback, and conversion workflows

## Related content

- [Batch Audio Library Cleanup and Delivery](https://elysiatools.com/en/hubs/audio-library-batch-cleanup-and-delivery): Take a pile of mixed audio files to one shippable library — find and judge duplicates, convert the whole batch to a single format with deliberate encoder settings, fix the CBR or VBR bitrate policy, repair tags and filenames in bulk, and correct playback speed without touching pitch.