The website does nothing. It may show a fake progress bar, then display an error like "File too complex – Upgrade to Pro." Clicking upgrade leads to a $50–$300 payment request for software that never arrives. Worse, your uploaded file (which may contain API keys, database credentials, or proprietary logic) is captured and sold.
If you simply need to run the encoded software (not view source), install the free IonCube Loader from the official website. This is legal, safe, and high-performance. You don't need to decode the file. online ioncube decoder free extra quality
Most IonCube encoding is used by legitimate software vendors. If you: The website does nothing
Email the vendor. Provide proof of purchase. Many will offer replacement source files, license resets, or even a one-time source code release under NDA. Email the vendor