# Die Kartei vs STRATA Insight

The clearest difference is iOS requirement: STRATA Insight at 18.0 against Die Kartei's 26.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Die Kartei | STRATA Insight |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 99 MB | 8 MB |
| Requires iOS | 26.2 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kyle Essenmacher](https://appshunter.io/developer/1608051632) | [AILOGY LLC](https://appshunter.io/developer/1879625613) |

## What reviewers say

### Die Kartei

[App page](https://appshunter.io/ios/app/die-kartei/id6770390331)

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

**In-app purchases:** none


### STRATA Insight

[App page](https://appshunter.io/ios/app/strata-insight/id6783942470)

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

**In-app purchases:** none


## Frequently asked questions

### Is Die Kartei free?

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

### Is STRATA Insight free?

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

### Do Die Kartei or STRATA Insight have ads?

Neither Die Kartei nor STRATA Insight shows 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.*