Audio Format Guide

Not sure which format you need? Each format has different trade-offs around file size, quality, compatibility, and use case. This page covers the formats supported by QuickAudioConvert and when to use each one.

.mp3

The universal audio format.

Lossy

Plays everywhere. Smaller than WAV. The right choice for sharing, streaming, and everyday listening.

Best for: Sharing, streaming, podcasts, everyday use

Full MP3 guide →
.wav

The standard for audio editing.

Uncompressed

Lossless and uncompressed. Large files, but the preferred format for editing software and professional workflows.

Best for: Audio editing, DAWs, broadcast, archiving

Full WAV guide →
.flac

Lossless compression for audiophiles.

Lossless

Smaller than WAV, perfectly lossless. Best for archiving and high-fidelity listening — but not universally supported.

Best for: Music archiving, hi-fi listening, local playback

Full FLAC guide →
.m4a

Apple's audio format.

Lossy

Common on iPhone, iTunes, and GarageBand. Better quality than MP3 at the same bitrate, but not universally supported outside Apple devices.

Best for: Apple devices, iTunes libraries, GarageBand exports

Full M4A guide →
.aac

The efficient successor to MP3.

Lossy

Better compression than MP3 at equivalent quality. Used by Apple, YouTube, and most streaming platforms under the hood.

Best for: Streaming, Apple Music, YouTube audio tracks

Full AAC guide →
.ogg

Open source audio for games and Linux.

Lossy

Royalty-free and open. Common in video games, game engines, and Linux environments. Limited hardware support outside those contexts.

Best for: Game audio, Linux, open-source projects

Full OGG guide →

Other supported input formats

QuickAudioConvert also accepts AIFF, OPUS, WMA, OGA, and WEBA files. These are converted to MP3, WAV, or M4A using the same server-side process.