# Dauntless OBD vs TopTekk

The clearest difference is update cadence: Dauntless OBD at every 3 weeks against TopTekk's every 3 months. Dauntless OBD also leads on ratings volume (10 vs 2). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for Dauntless OBD against 5.0 for TopTekk. That said, the two scores are not equally well evidenced: Dauntless OBD has 10 ratings behind it against 2, so its average is the more settled of the two.

Dauntless OBD ships an update every 3 weeks, TopTekk every 3 months. The most recent releases landed on August 30, 2026 and July 9, 2026 respectively.

## The numbers

| Metric | Dauntless OBD | TopTekk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (10 ratings)](https://appshunter.io/ios/app/dauntless-obd/id6467540766/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/toptekk/id6526470991/reviews) |
| Number of ratings | **10** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 2 MB | 193 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dauntless Devices LLC](https://appshunter.io/developer/1706964112) | [TopTekk Technology Co.,Ltd.](https://appshunter.io/developer/1756241206) |

## What reviewers say

### Dauntless OBD

[App page](https://appshunter.io/ios/app/dauntless-obd/id6467540766)

Configure your DauntlessOBD device wirelessly. Access vehicle data streams, diagnostic trouble codes, and manage firmware updates. Requires a DauntlessOBD device for full functionality.

**Highlights:** Wireless pairing, Firmware updates, Vehicle data streams, Diagnostic trouble codes, Device configuration

**In-app purchases:** none


### TopTekk

[App page](https://appshunter.io/ios/app/toptekk/id6526470991)

This app connects to your heavy-duty truck's OBD system via Bluetooth or Wi-Fi. It allows for one-key password-free login, remote reading and clearing of fault codes, and special functions like DPF regeneration for vehicle diagnostics.

**Highlights:** One-key password-free login, Bluetooth/Wi-Fi connection to OBD, Read vehicle OBD data stream, Clear fault codes, DPF regeneration, Heavy-duty truck diagnostics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dauntless OBD free?

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

### Is TopTekk free?

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

### Which has better reviews, Dauntless OBD or TopTekk?

Dauntless OBD and TopTekk are both rated 5.0 out of 5 on the App Store, from 10 and 2 ratings respectively.

### Do Dauntless OBD or TopTekk have ads?

Neither Dauntless OBD nor TopTekk shows ads.

### Which is updated more often, Dauntless OBD or TopTekk?

Dauntless OBD ships an update every 3 weeks, and TopTekk every 3 months. Most recently, Dauntless OBD was updated on August 30, 2026 and TopTekk on July 9, 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.*