# Aachen Colloquium vs EVS37

Aachen Colloquium and EVS37 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Aachen Colloquium ships an update every 8 days, EVS37 fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Aachen Colloquium | EVS37 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Size | 145 MB | 48 MB |
| Requires iOS | 17.4 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 17+ |
| Developer | [Aachener Kolloquium Fahrzeug-und Motorentechnik GbR](https://appshunter.io/developer/1534219430) | [JLAB COMPANY Co., Ltd.](https://appshunter.io/developer/1619246441) |

## What reviewers say

### Aachen Colloquium

[App page](https://appshunter.io/ios/app/aachen-colloquium/id1645129485)

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

**In-app purchases:** none


### EVS37

[App page](https://appshunter.io/ios/app/evs37/id6479245825)

**In-app purchases:** none


## Frequently asked questions

### Is Aachen Colloquium free?

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

### Is EVS37 free?

EVS37 is free to download, with no in-app purchases.

### Do Aachen Colloquium or EVS37 have ads?

Neither Aachen Colloquium nor EVS37 shows ads.

### Which is updated more often, Aachen Colloquium or EVS37?

Aachen Colloquium ships an update every 8 days, and EVS37 fortnightly. Most recently, Aachen Colloquium was updated on October 24, 2026 and EVS37 on October 25, 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.*