# CalculatorPro vs Gradation Calculator

The clearest difference is in-app purchases: Gradation Calculator at none against CalculatorPro's 2. Gradation Calculator also leads on iOS requirement (18.2 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. CalculatorPro sells 2 one-off in-app purchases. Gradation Calculator asks for nothing beyond the download.

## The numbers

| Metric | CalculatorPro | Gradation Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 36 MB | 6 MB |
| Requires iOS | 26.0 | **18.2** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Aylin Yahya-zada](https://appshunter.io/developer/1674241266) | [MASATO MISAWA](https://appshunter.io/developer/1609449895) |

## What reviewers say

### CalculatorPro

[App page](https://appshunter.io/ios/app/calculatorpro-modes-and-widgets/id6753143677)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator Pro - Launch Offer | $3.99 | one-time |
| Calculator Pro | $5.99 | one-time |


### Gradation Calculator

[App page](https://appshunter.io/ios/app/gradation-calculator/id6777311428)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CalculatorPro free?

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

### Is Gradation Calculator free?

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

### Do CalculatorPro or Gradation Calculator have ads?

Neither CalculatorPro nor Gradation Calculator shows ads.

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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.*