Need uncompressed audio for editing or mastering? This tool converts your files to WAV, the lossless PCM format that every DAW and CD authoring tool accepts. Remember that converting a lossy source (like WMA or MP3) to WAV can't restore lost detail — it just gives you an uncompressed working file.
What WAV actually stores, and why editors love it
WAV is a container for uncompressed PCM samples — the same raw audio data found on an audio CD, typically 16-bit at 44.1 kHz. Because nothing is compressed, every decode is instant and bit-for-bit identical, which is exactly what a digital audio workstation wants when you scrub, cut, and apply effects. There's no decoding overhead to glitch under a heavy plugin load, and every DAW, sampler, and CD-authoring tool accepts WAV without a codec. The cost is size: roughly 10 MB per minute of stereo audio, so a full album runs to hundreds of megabytes. That's why WAV is a working format you edit with, not one you'd email or load onto a phone — for that, convert the finished file to MP3.
Converting to WAV won't undo lossy compression
A common misconception is that converting an MP3 or WMA to WAV "restores" quality. It doesn't. Lossy encoders permanently discard audio data, and decoding that file to PCM simply unpacks what survived — you get a large, uncompressed file that sounds exactly like the lossy source. WAV's real value is stopping further loss: once your audio is PCM, every edit and export stays lossless until you choose a final delivery format. If your source is already lossless (FLAC, AIFF), converting to WAV is genuinely lossless end to end. For an efficient, high-quality delivery format afterwards, our M4A converter or the universal WMA to MP3 tool handle the final step.