Mesen is the newest and the current popular choice as it has covers the most NES mappers, but the others also cover all the mappers used for commercial games. I switched from Nestopia to Mesen, but nestopia was fine as well.
Mesen is the newest and the current popular choice as it has covers the most NES mappers, but the others also cover all the mappers used for commercial games. I switched from Nestopia to Mesen, but nestopia was fine as well.