# SKF Shaft alignment vs Digital Powertrain

The clearest difference is review sentiment: SKF Shaft alignment at 100% against Digital Powertrain's 0%. Digital Powertrain's advantage is rating (4.3 vs 3.7) and iOS requirement (14.0 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Digital Powertrain holds the better App Store score, 4.3 against 3.7. Both are backed by a comparable volume of ratings — 10 and 13 respectively. Written reviews complicate that: 100% of SKF Shaft alignment's written reviews are positive against 0% of Digital Powertrain's, so the app with the better star average is not the one people write more warmly about.

SKF Shaft alignment ships an update every 3 months, Digital Powertrain every 2 months. Both last shipped on October 29, 2026.

## The numbers

| Metric | SKF Shaft alignment | Digital Powertrain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (10 ratings)](https://appshunter.io/ios/app/skf-shaft-alignment/id990162436/reviews) | **[4.3 (13 ratings)](https://appshunter.io/ios/app/digital-powertrain/id1222531884/reviews)** |
| Number of ratings | 10 | **13** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 72 MB | 106 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SKF](https://appshunter.io/developer/472922971) | [ABB Information Systems AG](https://appshunter.io/developer/1026885389) |

## What reviewers say

### SKF Shaft alignment

[App page](https://appshunter.io/ios/app/skf-shaft-alignment/id990162436)

This utility app, when paired with specific hardware, enables precise and intuitive shaft alignment for rotating machinery. It offers a demonstration mode for experiencing the full process without the hardware and generates automatic, shareable reports.

**Highlights:** Intuitive shaft alignment with hardware, Flexible three-position measurement, Demonstration mode for full experience, Automatic, customizable alignment reports, Explanatory setup and measurement videos, 3D animations for guidance, Machine library with QR code scanner

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

**In-app purchases:** none


### Digital Powertrain

[App page](https://appshunter.io/ios/app/digital-powertrain/id1222531884)

Monitor the health and performance of rotating machinery like motors, bearings, and pumps remotely. This app connects to smart sensors to provide real-time status, alerts, and analytics directly to your smartphone.

**Highlights:** Real-time machine health tracking, Condition monitoring for motors, bearings, pumps, Status information and alarm notifications, Cloud-based data analytics, Remote access via smartphone

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SKF Shaft alignment free?

SKF Shaft alignment is free to download, with no in-app purchases.

### Is Digital Powertrain free?

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

### Which has better reviews, SKF Shaft alignment or Digital Powertrain?

Digital Powertrain is rated higher. SKF Shaft alignment averages 3.7 out of 5 from 10 ratings, while Digital Powertrain averages 4.3 from 13 ratings.

### Do SKF Shaft alignment or Digital Powertrain have ads?

Neither SKF Shaft alignment nor Digital Powertrain shows ads.

### Which is updated more often, SKF Shaft alignment or Digital Powertrain?

SKF Shaft alignment ships an update every 3 months, and Digital Powertrain every 2 months. Most recently, SKF Shaft alignment was updated on October 29, 2026 and Digital Powertrain on October 29, 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.*