# Aalen vs OBDspark

The clearest difference is update cadence: Aalen at every 10 days against OBDspark's every 3 months. 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.

Aalen ships an update every 10 days, OBDspark every 3 months. The most recent releases landed on October 5, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Aalen | OBDspark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 months |
| Size | 62 MB | 43 MB |
| Requires iOS | **14.0.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Ahmed AL SULAIMANI](https://appshunter.io/developer/1667206762) | [MAHMOOD MOHAMMED KHAMIS ALI AL GHAFRI](https://appshunter.io/developer/6776733567) |

## What reviewers say

### Aalen

[App page](https://appshunter.io/ios/app/aalen/id6756965205)

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

**In-app purchases:** none


### OBDspark

[App page](https://appshunter.io/ios/app/obdspark/id6780964504)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aalen free?

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

### Is OBDspark free?

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

### Do Aalen or OBDspark have ads?

Neither Aalen nor OBDspark shows ads.

### Which is updated more often, Aalen or OBDspark?

Aalen ships an update every 10 days, and OBDspark every 3 months. Most recently, Aalen was updated on October 5, 2026 and OBDspark on September 28, 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.*