Ctrl + Alt + Shift + C\n\n This will bring up the cheat code box. Here, you can enter a cheat code without having to have cheats activated in the main menu.
If you're looking for ways to earn in-game credits or currency in Bingo Blitz, I can provide legitimate methods: Complete Daily Challenges: Bingo Blitz offers daily challenges that provide free credits as rewards. Daily Bonus: Logging in daily to play the game often provides free credits.