Idiom cash cow is a very fun online money-making software about idiom decryption. It is an idiom answering app that can make money and bring more idiom answering methods to friends. The more questions you answer correctly, the more you can get a red envelope. Successful players can get generous benefits and earn red envelopes by guessing idioms online. The red envelopes in the idiom cash cow are all portable, and the size of the red envelopes in the checkpoint is given randomly.