# NVReTOOL PCU Lite vs Hatz HDS²lite

The clearest difference is update cadence: NVReTOOL PCU Lite at every 4 months against Hatz HDS²lite's every 9 months. Hatz HDS²lite's advantage is iOS requirement (10.0 vs 12.0). 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.

NVReTOOL PCU Lite ships an update every 4 months, Hatz HDS²lite every 9 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NVReTOOL PCU Lite | Hatz HDS²lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hatz-hdslite/id6446262966/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 9 months |
| Monetization | — | Free |
| Size | 55 MB | 90 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [North Valley Research Co., Ltd.](https://appshunter.io/developer/1373532179) | [Motorenfabrik Hatz GmbH & Co. KG](https://appshunter.io/developer/1677040238) |

## What reviewers say

### NVReTOOL PCU Lite

[App page](https://appshunter.io/ios/app/nvretool-pcu-lite/id1663695141)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hatz HDS²lite

[App page](https://appshunter.io/ios/app/hatz-hdslite/id6446262966)

Diagnose Hatz diesel engines wirelessly using your smartphone or tablet. Read error codes, view operating values, reset maintenance indicators, and generate engine reports. Requires the HDS²lite adapter for connection.

**Highlights:** Wireless error code reading, Display current operating values, Reset maintenance indicators, Create and send engine reports, Locate service partners

**In-app purchases:** none


## Frequently asked questions

### Is NVReTOOL PCU Lite free?

NVReTOOL PCU Lite is free to download, with no in-app purchases.

### Is Hatz HDS²lite free?

Hatz HDS²lite is free to download, with no in-app purchases.

### Do NVReTOOL PCU Lite or Hatz HDS²lite have ads?

Neither NVReTOOL PCU Lite nor Hatz HDS²lite shows ads.

### Which is updated more often, NVReTOOL PCU Lite or Hatz HDS²lite?

NVReTOOL PCU Lite ships an update every 4 months, and Hatz HDS²lite every 9 months. Most recently, NVReTOOL PCU Lite was updated on October 7, 2026 and Hatz HDS²lite on October 24, 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.*