A: No. Their business model is encoding, not decoding. They explicitly do not provide a tool to reverse encoding.
The decoder contains an eval-based backdoor. The attacker now has a webshell. Within 24 hours, the server is part of a botnet, database dumped, and customer data stolen. ioncube decoder php 74
If you are still searching for in 2026 or later, the realistic answer remains: It does not exist as a usable, safe tool. ioncube decoder php 74