# PlasterCalculator vs The Clockin App

The clearest difference is in-app purchases: The Clockin App at none against PlasterCalculator's 1. The Clockin App also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (14.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. PlasterCalculator sells 1 one-off in-app purchase. The Clockin App asks for nothing beyond the download.

PlasterCalculator ships an update every 3 weeks, The Clockin App weekly. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | PlasterCalculator | The Clockin App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 8 MB | 21 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Steve McCulloch](https://appshunter.io/developer/1559735681) | [Josh Karges](https://appshunter.io/developer/1792789603) |

## What reviewers say

### PlasterCalculator

[App page](https://appshunter.io/ios/app/plastercalculator/id1559735679)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation | $0.99 | one-time |


### The Clockin App

[App page](https://appshunter.io/ios/app/the-clockin-app/id6741056382)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PlasterCalculator free?

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

### Is The Clockin App free?

The Clockin App is free to download, with no in-app purchases.

### Do PlasterCalculator or The Clockin App have ads?

Neither PlasterCalculator nor The Clockin App shows ads.

### Which is updated more often, PlasterCalculator or The Clockin App?

PlasterCalculator ships an update every 3 weeks, and The Clockin App weekly. Most recently, PlasterCalculator was updated on October 16, 2026 and The Clockin App on October 17, 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.*