Change the playback speed of audio from 0.25x to 4x. Option to preserve original pitch or let it change naturally with speed.
Drop audio file here or click to browse
Supports MP3, WAV, OGG, AAC, FLAC
LevnTools Audio Speed Changer lets you process and convert your audio directly in your browser. Processing happens partly in your browser and partly on our servers, with files deleted immediately after. Unlike cloud-only alternatives that require uploads and accounts, this tool is completely free with no usage limits or watermarks. It is designed for podcasters editing episodes, musicians preparing tracks for distribution, content creators adding sound to videos — anyone who needs a fast, reliable audio tool without the overhead of installing software. Just open the page and start working.
Audio Speed Changer is used by a wide range of people. Explore how different groups use this tool:
Convert between MP3, WAV, OGG, AAC, and FLAC
Reduce audio file size with bitrate control
Change audio sample rate (8 kHz to 96 kHz)
Resize images with custom dimensions, percentage, or social media presets.
Convert between metric and imperial length units.
You can adjust speed from 0.25x (4x slower) to 4x (4x faster) with fine-grained control.
When enabled, the audio speeds up or slows down without the chipmunk/deep voice effect. The pitch stays the same as the original.
Yes. 1.25x or 1.5x are popular podcast listening speeds. The pitch preservation keeps voices sounding natural.