The second thing you need to know about APFill, this ink and toner coverage calculator, is that it is not exactly meant to be used by regular computer users at home. So here goes: APFill is a Windows utility that calculates the amount of ink or toner needed to print pages the application also calculates the cost of printing pages. I will try to provide you with a to the point and succinct answer.
The first thing you need to know about the AVPSoft-developed application APFill is what it is and what it can do.