Converting .crypt5 files to .mp3 format.
Converting WhatsApp Encrypted Databases directly to MP3 Audio Files (.crypt5 to .mp3 conversion) is not possible, since CRYPT5 files are used exclusively to store encrypted WhatsApp text messages and chats.
At best, you can recover your chat history from such backup files.
We are not aware of any software or (online) conversion tool capable of converting CRYPT5 to MP3.
In a word, direct crypt5 to mp3 conversion is not possible.
So don't expect any so-called crypt5 to mp3 converter or crypt5 to mp3 free online conversion tool available.
The database currently does not contain any crypt5 software converter.