WORST EVER! SAY FROM BEGGINING THAT IT COSTS!

This is the worst app i’ve seen in a long time. Seriosly, can’t the creators say from the brggining that it costs?

If it changes, i will probably STILL NOT BUY, for a while, from these creators.

EXTREAMLY LAGGY
on the Macbook Pro mid-2012

HenryLeo about iBoostUp