# calcISO10042 vs TROOPER

The clearest difference is price: TROOPER at Free against calcISO10042's $2.99. TROOPER also leads on update cadence (every 3 months vs every 26 months) and device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

TROOPER is free to download; calcISO10042 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

calcISO10042 ships an update every 26 months, TROOPER every 3 months. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | calcISO10042 | TROOPER |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 3 months** |
| Size | 4 MB | 47 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Georg Rose](https://appshunter.io/developer/521567472) | [CHEVEYO AG](https://appshunter.io/developer/1289519396) |

## What reviewers say

### calcISO10042

[App page](https://appshunter.io/ios/app/calciso10042/id583654495)

**Features:** macOS Compatibility

**In-app purchases:** none


### TROOPER

[App page](https://appshunter.io/ios/app/trooper/id1056063754)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is calcISO10042 free?

calcISO10042 costs $2.99, with no in-app purchases.

### Is TROOPER free?

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

### Do calcISO10042 or TROOPER have ads?

Neither calcISO10042 nor TROOPER shows ads.

### Which is updated more often, calcISO10042 or TROOPER?

calcISO10042 ships an update every 26 months, and TROOPER every 3 months. Most recently, calcISO10042 was updated on October 14, 2026 and TROOPER on October 5, 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.*