# Ratio Calculator Pro vs Ratio Simplifier

The clearest difference is in-app purchases: Ratio Calculator Pro at none against Ratio Simplifier's 1. Ratio Calculator Pro also leads on update cadence (every 5 months vs every 17 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Ratio Simplifier sells 1 one-off in-app purchase. Ratio Calculator Pro asks for nothing beyond the download.

Ratio Calculator Pro ships an update every 5 months, Ratio Simplifier every 17 months. The most recent releases landed on September 9, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Ratio Calculator Pro | Ratio Simplifier |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 17 months |
| Size | 13 MB | 4 MB |
| Requires iOS | **12.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Krzysztof Gwiazda](https://appshunter.io/developer/1546740383) | [Agustiyansyah Syam](https://appshunter.io/developer/1770080692) |

## What reviewers say

### Ratio Calculator Pro

[App page](https://appshunter.io/ios/app/ratio-calculator-pro/id6463126280)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ratio Simplifier

[App page](https://appshunter.io/ios/app/ratio-simplifier/id6711354787)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ratio Simplifier Pro | $1.99 | one-time |


## Frequently asked questions

### Is Ratio Calculator Pro free?

Ratio Calculator Pro is free to download, with no in-app purchases.

### Is Ratio Simplifier free?

Ratio Simplifier is free to download, with in-app purchases available.

### Do Ratio Calculator Pro or Ratio Simplifier have ads?

Neither Ratio Calculator Pro nor Ratio Simplifier shows ads.

### Which is updated more often, Ratio Calculator Pro or Ratio Simplifier?

Ratio Calculator Pro ships an update every 5 months, and Ratio Simplifier every 17 months. Most recently, Ratio Calculator Pro was updated on September 9, 2026 and Ratio Simplifier on June 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*