Free ((better)) Free ((better)) Ioncube Decoder -
Free IonCube Decoder: A Comprehensive Guide
That being said, here are a few free IonCube decoders that have been reported to work:
No automated "free" tool does this. The only semi-working commercial decoders (like "DeIonCube" or "Online PHP Decoder") cost $200–$1,000 and still fail on complex files. free free ioncube decoder