While the core diagnostic features are available for free, a valid license key unlocks the following:
A Speccy license key unlocks the Professional version of the Piriform/CCleaner system tool, which provides automatic updates and advanced monitoring features. Users can activate the software using the Name and License Key provided via email upon purchase, or retrieve lost keys through the official CCleaner support portal. For more details, visit CCleaner Support . Loading Speccy snapshots - CCleaner Support Speccy License Key