Proportion Solver4.0.0 - App Store

Turn your device into the perfect math study companion. "Proportion Solver" is the ultimate app that guides you through solving proportions, helping you understand the logic behind the numbers and always get the right results.

Here's everything our app can do for you:

▶ STEP-BY-STEP SOLUTIONS
Get the solution in an instant. But we don't stop at the final result: the app shows you all the logical steps in detail to find the unknown in simple or continuous proportions, whether with whole numbers, fractions, or decimals. It's the perfect tool to understand your mistakes, learn the correct method, and get fully prepared for homework and exams.

▶ PROPORTIONS WITH SUM AND DIFFERENCE
The app includes a dedicated section exclusively for solving proportions that feature sums or differences. The system automatically applies the addition and subtraction properties, clearly showing you the entire process to reach the result without any confusion.

▶ INTEGRATED MATH KEYBOARD
Use our dedicated interface, designed to be incredibly simple and intuitive. Easily type the unknown, fractions, repeating decimals, and parentheses smoothly and quickly, having only the keys you truly need right at your fingertips.

▶ THEORY AND RULES ALWAYS AT HAND
Having a memory lapse? Review fundamental principles, the fundamental property of proportions, and solving methods right in the app. Everything you need to know about the topic is in one place.

▶ CLEAN INTERFACE AND DARK THEME
No complications. The UI is simple, intuitive, and includes an elegant dark theme, specifically optimized to prevent eye strain during your evening study sessions.

▶ GUARANTEED RELIABILITY
Our algorithms are tested and highly optimized to ensure accurate and instant calculations every time, even for the most complex proportions.

▶ CONSTANT UPDATES AND SUPPORT
The app is regularly updated to always offer you the best performance and new features.

Download "Proportion Solver" today and take your math skills to the next level!

Version History - Improved solver: clearer and more educational calculations and intermediate steps.
- New History: recalculate, edit, or share past calculations on the fly.
- Intuitive keyboard: operation buttons grouped for faster use.
- Optimized accessibility: screen reader support, high contrast, reduced animations.
- Enhanced interface, fluidity, and calculation speed. 4.0.0 Jul 22 - Bug fixes and performance enhancements 3.3.0 04/28/2025 - Bug fixes and performance improvements 3.2.1 01/20/2025 - Bug fixes and performance enhancements 3.2.0 08/30/2024 - Bug fixes and performance improvements 3.1.0 05/02/2024 - Bug fixes and performance improvements 3.0.3 01/16/2024 - Application totally revisited in graphics and fluidity to improve the user experience 3.0.2 12/28/2023 - Various improvements 2.2.0 01/17/2022 - Added localization of app name on screen
- Minor graphics and performance improvements 2.1.1 11/15/2021 - Added solver and theory for proportions with sum or difference
- Added the properties of the proportions in the "Theory" section
- Improved performance 2.1.0 10/22/2021 - Improved proportions output with a new system
- Improved radical support
- Update of the various internal components 2.0.0 09/03/2021 - Fixed some bugs and improved performance 1.6.0 04/18/2021 - Fixed some bugs and improved performance 1.5.2 03/26/2021 - Fixed some bugs 1.5.1 03/12/2021 - Added continued proportions
- Fixed some bugs 1.5.0 01/29/2021 - Fixed some bugs 1.4.1 12/31/2020 - Added the "Verify proportions" section
- Added "Theory" section
- Fixed some bugs 1.3.3 12/28/2020 - Fixed some bugs 1.3.2 12/12/2020 - Fixed some bugs 1.3.1 11/30/2020 - Fixed some bugs 1.2.2 11/10/2020 - Improved graphics for tablets
- Fixed some bugs 1.2.0 10/08/2020 - Improved the output of some results 1.1.0 10/05/2020 - Bug fixes 1.0.2 09/29/2020 1.0.1 09/25/2020