Online Audio Processing & Conversion Tools

Convert AAC audio files to M4A (MPEG-4 Audio) format with quality and channel controls

Convert AAC audio to MP3 with controllable bitrate, resampling, and channel selection

Convert AAC audio files to OGG Vorbis format with quality and channel controls

Convert AMR (Adaptive Multi-Rate) audio files to MP3 format

Add chapters to an audio file from a label/chapters file

Add a specified duration of silence to the start or end of an audio file

Add or change the album art of an audio file

Extract the album art from an audio file

Create an alien-like voice effect

Adjust the volume balance between left and right channels

Allow only a specific band of frequencies to pass

Remove a specific band of frequencies

Boost the low-frequency (bass) sounds

Convert multiple audio files between different formats like MP3, WAV, FLAC, AAC, OGG, Opus with quality settings and batch processing

Edit metadata tags (artist, album, title, genre, year, track, comment) for multiple audio files at once

Normalize multiple audio files to a target peak level with consistent volume across the batch

Batch rename audio files using patterns, text replacement, numbering, and case conversion. Returns renamed files as a ZIP download.

Adjust tempo to match a target BPM

Slice audio by beats and reorder or loop

Convert stereo to pseudo-3D or HRTF binaural

Reduce the bit depth of an audio file (e.g., 24-bit to 16-bit)

Reduce the sample rate and bit depth for a lo-fi effect

Detect the beats per minute (BPM) of a music track

Extract the center channel from a surround audio file or video audio track