WOW!
Was surfin' this thread with the phone previously, finally got home on my 'puter to have a proper butchers at the schematics and compare them back to back.
There is so little changed between the two that it's almost criminal to market them as two different pedals; pretty much morally reprehensible... oh wait, right, Lovepedal... Nevermind.
So yeah, I've got the Grover and will just build it as a 5lb Bag since that seems more up my alley;
When I breadboard it, if I like the Grover as well, maybe put the Bag's C3 on a switch.