# e vs Kappa X Configuration

The clearest difference is iOS requirement: e at 9.0 against Kappa X Configuration's 11. On price, update cadence, ads and in-app purchases there is nothing between them.

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

e ships an update every 16 months, Kappa X Configuration every 20 months. The most recent releases landed on September 29, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | e | Kappa X Configuration |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 16 months** | Every 20 months |
| Size | 55 MB | 44 MB |
| Requires iOS | **9.0** | 11 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Endepro Software, S.L.](https://appshunter.io/developer/484538395) | [Sensoteq Ltd](https://appshunter.io/developer/1570546671) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e-connect-configuration/id1486579407)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kappa X Configuration

[App page](https://appshunter.io/ios/app/kappa-x-configuration/id1615029909)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is e free?

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

### Is Kappa X Configuration free?

Kappa X Configuration is free to download, with no in-app purchases.

### Do e or Kappa X Configuration have ads?

Neither e nor Kappa X Configuration shows ads.

### Which is updated more often, e or Kappa X Configuration?

e ships an update every 16 months, and Kappa X Configuration every 20 months. Most recently, e was updated on September 29, 2026 and Kappa X Configuration on October 15, 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.*