# AL vs E

The clearest difference is in-app purchases: E at none against AL's 1. E also leads on update cadence (every 3 weeks vs every 4 months). AL's advantage is review sentiment (33% vs 25%) and iOS requirement (10.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. AL sells 1 one-off in-app purchase. E asks for nothing beyond the download.

AL ships an update every 4 months, E every 3 weeks. The most recent releases landed on September 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | AL | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/e-trailer/id1193223144/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **33.3% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 54 MB | 228 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ALOIS KOBER GMBH](https://appshunter.io/developer/1146826743) | [E-Trailer B.V.](https://appshunter.io/developer/1193223143) |

## What reviewers say

### AL

[App page](https://appshunter.io/ios/app/al-ko-2link/id1146826744)

Enhance your caravan or motorhome experience with real-time chassis data. Monitor trailer stability, level your vehicle precisely, and access service locations and manuals. Connects via Bluetooth LE with a secure PIN.

**Highlights:** ATC anti-snaking system status, Electronic spirit level, HY4 steady leg system control, Weight display (kg/lbs), AL-KO service location finder, Offline operating manuals

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spirit level | Free | one-time |


### E

[App page](https://appshunter.io/ios/app/e-trailer/id1193223144)

Monitor your caravan or motorhome's vital systems from your smartphone. Receive real-time alerts for tire pressure, water levels, and more to ensure a safer and more relaxed camping trip.

**Highlights:** Tire pressure monitoring, Vehicle leveling, Water tank level alerts, Real-time system status, Bluetooth connectivity, Safety notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is AL free?

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

### Is E free?

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

### Do AL or E have ads?

Neither AL nor E shows ads.

### Which is updated more often, AL or E?

AL ships an update every 4 months, and E every 3 weeks. Most recently, AL was updated on September 27, 2026 and E on October 7, 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.*