3X Calculator
3-Line Calculator Made Easy
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Free
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About
3X Calculator is the first-ever 3-line calculator app that helps you to do calculations easily with easy amendment/modification to the equation. It is the standard calculator replacement and with 2 additional lines for easy calculation and wider display on a screen.
Unit conversion for square feet to square meters, acres to square feet, acreage, rood, pole, kilometers per liter for fuel consumption is included
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What's New in 3X Calculator
10.3.0
August 20, 2026
What’s New We’ve refreshed 3× Calculator with a cleaner and more polished experience. Added light and dark themes Redesigned expression editing and adjustment controls Added an option to restore the original expression Improved conversion controls and expression swapping Enhanced result alignment and number readability Refined saved calculations and navigation Faster numeric keypad input Undo and redo controls Optional keypad vibration in the side menu Clearer messages for invalid expressions and division by zero Long-press any result or total to copy it
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