3x+1 Calculator
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Calculator based on the famous Collatz conjecture.
- Downloads
- 114+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Jun 15
- 2026 · v2.7
Screenshots
About 3x+1 Calculator
Collatz conjecture is one of the most famous unsolved problems in mathematics. According to it, if the number is even then it is divided by 2 and if it is odd then it is multiplied by 3 and 1 is added. This sequence will be repeated over and over and the final result is always 1.
What’s new
Version 2.7 · Updated June 15, 2026
bug fixes
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