Active Decoder
Base64 to Audio
Decode Base64 audio payloads or data URLs into a browser-playable audio preview and downloadable file.
Processing
Fully client-side
Output
Preview, copy, or recover data
Privacy First
Your data stays with you.
Base64 Studio runs entirely in your browser. We do not upload, store, or retain your files, text, or decoded content on our servers, so your conversions remain private and under your control.
Processing
100% client-side
Storage
No server-side retention
Paste Base64
Decode Base64 audio data back into playable media.
Ready for Base64 input
Audio Preview
Decode the Base64 payload to preview the recovered asset and download the original content.
Paste a Base64 value to recover an audio preview.
Recovered Audio
The audio payload is reconstructed locally and can be previewed or downloaded.
Paste a Base64 value to recover an audio preview.