Number Guessing Trick

Think of a number and I can guess it in a few steps!

Upgrade the app to unlock more features:
1. Learn the trick of how to guess the number!
2. You can pick a number from a range as large as 0 ~ 131071 !
3. Generate the numbers (for ranges up to 0 ~ 2047) in a PDF file in different layouts, you can share or print the numbers out and guess your friends number!
4. You can in-app share the numbers (for ranges up to 0 ~ 2047) to your friends so that you can guess their numbers via text messages or emails