# All in One Calculator - Math — Multiply calculators, No Ads!

> Multiply calculators, No Ads! (iPhone/iPad app by Juan Antonio Veloz Gutierrez.)

- Source: https://appshunter.io/ios/app/all-in-one-calculator-math/id6745767970 (this page in markdown: same URL + `.md`)
- Developer: [Juan Antonio Veloz Gutierrez](https://appshunter.io/developer/1810351183)
- Category: Utilities, Productivity
- Price: $1.99
- Age rating: 4+
- Requires: iOS 15.0 · 139 MB
- Languages: American English, Dutch, French (France), German (Germany), Greek, Italian, Polish, European Portuguese, Russian, European Spanish
- Released: 2025-05-13
- Data updated: 2026-06-01
- User reviews in markdown: https://appshunter.io/ios/app/all-in-one-calculator-math/id6745767970/reviews.md

## What is All in One Calculator?

Unleash the power of multiple calculators in one sleek app! From conquering fractions and solving quadratic equations to effortlessly converting between binary, decimal, octal, and hexadecimal, All in One Calculator is your ultimate math and number system companion. Need to find area and perimeter or tackle matrices with the Sarrus method? We've got you covered. Download now and simplify your calculations and conversions!

Key Features:

-Fraction Master: Add, subtract, multiply, and divide fractions with detailed, step-by-step procedures and simplified results. Handles decimals too!
-Quadratic Equation Solver: Get both roots of any quadratic equation with a single tap! See every step, including rational and irrational answers. Perfect for understanding the process!
-Sarrus Method Calculator: Instantly calculate the determinant of 3x3 matrices. Visualize the diagonals and swipe through each multiplication step.
-Shape Area & Perimeter: Easily find the area and perimeter of multiple geometric shapes. Decimals are welcome!
-Number System Converter: Effortlessly convert between binary, decimal, octal, and hexadecimal number systems.
-Rule of Three Method AI Calculator: Get the simple proportion easily.
-Memory Saver: Replace multiple single-purpose apps with this all-in-one solution.
-Ad-Free & Future-Proof: Enjoy an uninterrupted experience and unlimited access to all future calculators!

Download All in One Calculator today and simplify your math and number system needs!


## Version history (last 3 releases)

### 1.3 — 2025-10-29

Introducing Your NEW CALCULATOR!

Achieve accurate results swiftly with our revamped calculator, perfectly designed for every calculation need. Using the Rule of 3 Method or Simple Proportion, gain precision in determining ratios with absolute ease. 

Maximize efficiency with the fast percentage calculator, allowing for quick determinations whenever needed. Enjoy the intuitive and user-friendly interface, making complex calculations straightforward and accessible.

Discover the power of AI-enhancement as the Rule of 3 Calculator not only delivers accurate results but also provides detailed explanations on how to determine the value of X. Experience the comprehensive set of pro features and enhance your calculation capabilities.

### 1.1 — 2025-09-06

In this update, we've improved the handling of decimal numbers to ensure smooth performance across various languages and regions. This means whether you're using the app in Europe, Asia, or the Americas, you'll experience precise and culturally accurate number formats. Enjoy consistent numerical displays, making data entry and interpretation more seamless than ever before.

### 1.0 — 2025-05-13

No release notes.

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## More apps by Juan Antonio Veloz Gutierrez

- [Quadratic Equation AI Solver](https://appshunter.io/ios/app/quadratic-equation-ai-solver/id6744992645)
- [Fraction Calculator Smart Calc](https://appshunter.io/ios/app/fraction-calculator-smart-calc/id6745058985)
- [Base Conversion AI Calculator](https://appshunter.io/ios/app/base-conversion-ai-calculator/id6745121596)
- [Sarrus Calculator Matrix Det](https://appshunter.io/ios/app/sarrus-calculator-matrix-det/id6745130843)
- [Area Calculator: AI Solver](https://appshunter.io/ios/app/area-calculator-ai-solver/id6745148692)

All apps by Juan Antonio Veloz Gutierrez: https://appshunter.io/developer/1810351183

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*