# SKF Vertical shaft alignment vs SKF云图

The clearest difference is update cadence: SKF云图 at monthly against SKF Vertical shaft alignment's every 3 months. SKF云图 also leads on iOS requirement (13.0 vs 16.6). 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, SKF云图 monthly. The most recent releases landed on June 10, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | SKF Vertical shaft alignment | SKF云图 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 68 MB | 41 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SKF Sverige AB](https://appshunter.io/developer/472922971) | [SKF (China) Co., Ltd.](https://appshunter.io/developer/1716830479) |

## 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


### SKF云图

[App page](https://appshunter.io/ios/app/skf/id6472242332)

**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 SKF云图 free?

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

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

Neither SKF Vertical shaft alignment nor SKF云图 shows ads.

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

SKF Vertical shaft alignment ships an update every 3 months, and SKF云图 monthly. Most recently, SKF Vertical shaft alignment was updated on June 10, 2026 and SKF云图 on September 11, 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.*