# Simple ratio calculator — Formula Saving Functionality

> A simple, user-friendly app for calculating and saving ratios. (iPhone/iPad app by Ryoma Toda.)

- Source: https://appshunter.io/ios/app/simple-ratio-calculator/id6738031350 (this page in markdown: same URL + `.md`)
- Developer: [Ryoma Toda](https://appshunter.io/developer/1630323600)
- Category: Productivity, Education
- Price: Free
- Age rating: 4+
- Requires: iOS 17.6 · 3 MB
- Languages: English, Japanese
- Released: 2024-11-12
- Data updated: 2026-06-05
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/simple-ratio-calculator/id6738031350/reviews.md

## What is Simple ratio calculator?

App Features
User-Friendly, Simple UI: A clean design that removes unnecessary clutter, making it easy to navigate.
Formula Saving Functionality: Save frequently used formulas and access them effortlessly whenever you need.

Use Cases
Scientific Experiments: 
Calculate the ratios of components to create precise mixtures.


Recipes: 
Adjust ingredient ratios to cook your favorite dishes in your preferred quantities.


Design: 
Maintain proportions while resizing your artwork or projects.


By using this app, you can enhance your learning and hobbies effortlessly. Experience the convenience of ratio calculations today!

## Key features

- User-friendly, simple UI
- Formula saving functionality
- Ratio calculation for experiments
- Recipe ingredient adjustment
- Design proportion maintenance

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/simple-ratio-calculator/id6738031350/reviews.md

### 5/5 — 素晴らしいアプリ

*2024-11-13, version 1.0*

比のアプリでもいろんな種類があるが、このアプリで十分。

### 4/5 — 便利なアプリ

*2024-11-13, version 1.0*

WEBデザインの比率計算で使ってます。
保存機能があるのは助かる！

### 5/5 — シンプルで使いやすい

*2024-11-13, version 1.0*

難しい操作が一切ないので、誰でも簡単に使えていいなと思いました！

## Frequently asked questions about Simple ratio calculator

### Does Simple ratio calculator have ads?

Yes, Simple ratio calculator contains advertisements. As a free application, it is supported by ads.

### What devices can I use Simple ratio calculator on?

Simple ratio calculator is available for iPhone and iPad devices.

### How often is Simple ratio calculator updated?

The latest version, v1.2.0, was released on May 27, 2025. Updates are provided regularly to enhance functionality and user experience.

### What is the age rating for Simple ratio calculator?

Simple ratio calculator has an age rating of 4+, making it suitable for a wide range of users.

### Can I save my custom formulas in Simple ratio calculator?

Yes, Simple ratio calculator features formula saving functionality, allowing you to store and access frequently used formulas effortlessly.

### What are the main use cases for Simple ratio calculator?

This calculator is useful for scientific experiments, adjusting recipe ingredients, and maintaining proportions in design projects.

### Is Simple ratio calculator free to download?

Yes, Simple ratio calculator is available for free download, supported by in-app advertisements.

## Version history (last 3 releases)

### v1.2.0 — 2025-05-27

- Resolved some issues and improved usability.

As the developer, I’m pleased to announce the release of a version that addresses the issues reported by our users. We are committed to making "Simple ratio calculator" an even better app, so we appreciate your continued support.

### 1.1.0 — 2024-11-13

- Resolved some issues and improved usability.

As the developer, I’m pleased to announce the release of a version that addresses the issues reported by our users. We are committed to making "Simple ratio calculator" an even better app, so we appreciate your continued support.

### 1.0 — 2024-11-13

No release notes.

## Apps similar to Simple ratio calculator

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Angle & Ratio](https://appshunter.io/ios/app/angle-and-ratio/id928803288) | 5.0 (1) | $0.99 | Productivity |
| [e-calcPro](https://appshunter.io/ios/app/e-calcpro/id603391408) | — | $0.99 | Productivity |
| [Ratio Calculation](https://appshunter.io/ios/app/ratio-calculation/id1538895233) | — | Free | Productivity |
| [Calculator Pro - Simple App](https://appshunter.io/ios/app/calculator-pro-simple-app/id708077489) | 3.6 (5) | $6.99 | Productivity |
| [ShapeInfo Plus](https://appshunter.io/ios/app/shapeinfo-plus/id983851989) | 5.0 (2) | $0.99 | Productivity |
| [Ratio Memo Calculator](https://appshunter.io/ios/app/ratio-memo-calculator/id6449862829) | — | Free | Productivity |

## More apps by Ryoma Toda

- [ADHDリマインダー-忘れなくて草](https://appshunter.io/ios/app/adhd/id1630323598)
- [Uita - 節約メモアプリ](https://appshunter.io/ios/app/uita/id6443558943)
- [かんたん通貨換算-旅行用両替為替レート計算](https://appshunter.io/ios/app/id6736498686)
- [福引・イベント用ハンドベル](https://appshunter.io/ios/app/id6752759679)

All apps by Ryoma Toda: https://appshunter.io/developer/1630323600

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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 2026-06-05.*