# calcISO10042 vs InvasivApp

The clearest difference is price: InvasivApp at Free against calcISO10042's $2.99. InvasivApp also leads on update cadence (every 4 months vs every 26 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

InvasivApp 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, InvasivApp every 4 months. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | calcISO10042 | InvasivApp |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 4 months** |
| Size | 4 MB | 61 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Georg Rose](https://appshunter.io/developer/521567472) | [Info Flora](https://appshunter.io/developer/1092584615) |

## What reviewers say

### calcISO10042

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

**Features:** macOS Compatibility

**In-app purchases:** none


### InvasivApp

[App page](https://appshunter.io/ios/app/invasivapp/id1101328839)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is calcISO10042 free?

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

### Is InvasivApp free?

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

### Do calcISO10042 or InvasivApp have ads?

Neither calcISO10042 nor InvasivApp shows ads.

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

calcISO10042 ships an update every 26 months, and InvasivApp every 4 months. Most recently, calcISO10042 was updated on October 14, 2026 and InvasivApp on October 24, 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.*