# Cummins Guidanz vs SmartSkid Controller

Cummins Guidanz and SmartSkid Controller both sit at 3.1 stars, but that hides the real split: 21% of Cummins Guidanz's written reviews are positive against 0% of SmartSkid Controller's. Cummins Guidanz also leads on ratings volume (49 vs 5). SmartSkid Controller's advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (15.0 vs 18.0). 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 — 3.1 for Cummins Guidanz against 3.0 for SmartSkid Controller. That said, the two scores are not equally well evidenced: Cummins Guidanz has 49 ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 21% of Cummins Guidanz's written reviews are positive against 0% of SmartSkid Controller's.

Cummins Guidanz ships an update every 3 months, SmartSkid Controller every 5 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Cummins Guidanz | SmartSkid Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (49 ratings)](https://appshunter.io/ios/app/cummins-guidanz/id1184579875/reviews)** | [3.0 (5 ratings)](https://appshunter.io/ios/app/smartskid-controller/id1493283155/reviews) |
| Number of ratings | **49** | 5 |
| Positive reviews | **21.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 371 MB | 6 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cummins Inc.](https://appshunter.io/developer/500176910) | [RPM Industries, LLC](https://appshunter.io/developer/960406781) |

## What reviewers say

### Cummins Guidanz

[App page](https://appshunter.io/ios/app/cummins-guidanz/id1184579875)

This app provides genuine service products and capabilities for Cummins equipment. It helps speed up repairs and improve customer uptime by offering fault code information, diagnostic tools, and the ability to share service data.

**Highlights:** Equipment dataplate information, Prioritized Cummins fault codes, Share information via email, Route Parameter Manager diagnosis, Read J1939 fault codes, Immediate Assessment feature

**Features:** Vision Pro support

**In-app purchases:** none


### SmartSkid Controller

[App page](https://appshunter.io/ios/app/smartskid-controller/id1493283155)

This app provides wireless control for SmartSkid and SmartTrailer tools. It allows users to monitor fluid levels, pre-program deliveries, manually operate the pump, and receive alerts for tank status and potential issues.

**Highlights:** Monitor fluid levels in all tanks, Pre-program clean fluid delivery amounts, Manual pump operation with jog feature, Over-the-air controller software updates, Alerts for tank status and leaks, Pump performance optimization alerts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cummins Guidanz free?

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

### Is SmartSkid Controller free?

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

### Which has better reviews, Cummins Guidanz or SmartSkid Controller?

Cummins Guidanz is rated higher. Cummins Guidanz averages 3.1 out of 5 from 49 ratings, while SmartSkid Controller averages 3.0 from 5 ratings.

### Do Cummins Guidanz or SmartSkid Controller have ads?

Neither Cummins Guidanz nor SmartSkid Controller shows ads.

### Which is updated more often, Cummins Guidanz or SmartSkid Controller?

Cummins Guidanz ships an update every 3 months, and SmartSkid Controller every 5 weeks. Most recently, Cummins Guidanz was updated on November 6, 2026 and SmartSkid Controller on November 3, 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.*