Bitcoin isn’t stored in some central account you can “add money” to. It’s a decentralized ledger (blockchain). Every transaction must be verified by the network. The only way to increase your Bitcoin balance is to:
In more malicious iterations, the "Money Adder" software contains trojans or keyloggers.
Given these considerations, I would advise against searching for or using software like "Bitcoin Money Adder v6.0" from unverified sources. Here are some safer alternatives: