Another one I have added , also saw this on other Piriform forums as a recommendation . I personal had 500mb of cache that was all created over a year ago.
[MoveNetworks Media Player Cache*]
LangSecRef=3023
Detect=HKCU\Software\MoveNetworks
Default=False
FileKey1=%userprofile%\AppData\LocalLow\Move Networks\QMCache00|*.*