# SKF Vertical shaft alignment vs NVReTOOL

The clearest difference is update cadence: NVReTOOL at every 3 weeks against SKF Vertical shaft alignment'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.

SKF Vertical shaft alignment ships an update every 3 months, NVReTOOL every 3 weeks. The most recent releases landed on June 10, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | SKF Vertical shaft alignment | NVReTOOL |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 68 MB | 59 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SKF Sverige AB](https://appshunter.io/developer/472922971) | [North Valley Research Co., Ltd.](https://appshunter.io/developer/1373532179) |

## What reviewers say

### SKF Vertical shaft alignment

[App page](https://appshunter.io/ios/app/skf-vertical-shaft-alignment/id1149886803)

This utility app, when paired with specific hardware, enables intuitive and accurate vertical shaft alignments for rotating machines. It guides users through measurements, provides corrective values, and generates detailed reports. A demonstration mode is available for users without the hardware.

**Highlights:** Intuitive vertical shaft alignment, Quick three-point measurement guidance, Support for various bolt configurations, Demonstration mode for trial, Automatic alignment report generation, Explanatory videos and 3D animations, Machine library with QR code scanner

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

**In-app purchases:** none


### NVReTOOL

[App page](https://appshunter.io/ios/app/nvretool/id1570449409)

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

**In-app purchases:** none


## Frequently asked questions

### Is SKF Vertical shaft alignment free?

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

### Is NVReTOOL free?

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

### Do SKF Vertical shaft alignment or NVReTOOL have ads?

Neither SKF Vertical shaft alignment nor NVReTOOL shows ads.

### Which is updated more often, SKF Vertical shaft alignment or NVReTOOL?

SKF Vertical shaft alignment ships an update every 3 months, and NVReTOOL every 3 weeks. Most recently, SKF Vertical shaft alignment was updated on June 10, 2026 and NVReTOOL on September 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.*