What's the code

“What’s the Code?” is a fun and clever app that turns your memo into a cipher using a 4-digit passcode!
Just enter your message, type a passcode, and tap the “Run” button to transform it into a secret code.

Key Features
• Simple to use: Just type your message, enter a code, and tap “Run” — that’s it!
• Watch your encrypted message appear with a playful paper animation
• Easily copy or share the result with your friends
• Ads won't interrupt you — a full-screen ad shows only once every 8 runs!

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When you want to send a hidden message,
When you want to chat secretly with your friend,
Try “What’s the Code?” and have fun!