# ParallelCalculator vs Countick

The clearest difference is in-app purchases: Countick at none against ParallelCalculator's 2. ParallelCalculator's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

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

## The numbers

| Metric | ParallelCalculator | Countick |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Size | 38 MB | 8 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ryusei Wakita](https://appshunter.io/developer/1896649944) | [Daisuke Minami](https://appshunter.io/developer/1762826742) |

## What reviewers say

### 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 |


### Countick

[App page](https://appshunter.io/ios/app/countick/id6797564249)

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

**In-app purchases:** none


## Frequently asked questions

### Is ParallelCalculator free?

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

### Is Countick free?

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

### Do ParallelCalculator or Countick have ads?

Both ParallelCalculator and Countick show ads.

---

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