# multiple operation calculator vs ParallelCalculator

The clearest difference is in-app purchases: multiple operation calculator at none against ParallelCalculator's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ParallelCalculator sells 2 in-app purchases, starting at $1.99 per month. multiple operation calculator asks for nothing beyond the download.

## The numbers

| Metric | multiple operation calculator | ParallelCalculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | — |
| Size | 35 MB | 38 MB |
| Requires iOS | 15.8.3 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Ryusei Wakita](https://appshunter.io/developer/1896649944) |

## What reviewers say

### multiple operation calculator

[App page](https://appshunter.io/ios/app/multiple-operation-calculator/id6499478564)

**Features:** macOS Compatibility

**In-app purchases:** none


### ParallelCalculator

[App page](https://appshunter.io/ios/app/parallelcalculator/id6769945397)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム 月額プラン | $1.99 | per month |
| プレミアム 年額プラン | $19.99 | per year |


## Frequently asked questions

### Is multiple operation calculator free?

multiple operation calculator is free to download, with no in-app purchases.

### Is ParallelCalculator free?

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

### Do multiple operation calculator or ParallelCalculator have ads?

Both multiple operation calculator and ParallelCalculator show 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.*