# SKF Vertical shaft alignment vs Simple Salat Tracker

The clearest difference is update cadence: Simple Salat Tracker at fortnightly against SKF Vertical shaft alignment's every 3 months. On price, ads, in-app purchases and monetization model 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, Simple Salat Tracker fortnightly. The most recent releases landed on October 21, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SKF Vertical shaft alignment | Simple Salat Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/simple-salat-tracker/id6756157269/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 68 MB | 45 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SKF](https://appshunter.io/developer/472922971) | [Razeen Ali](https://appshunter.io/developer/1766832499) |

## 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


### Simple Salat Tracker

[App page](https://appshunter.io/ios/app/simple-salat-tracker/id6756157269)

This app helps users maintain their daily prayer routine and strengthen their spiritual journey. It provides accurate prayer times, a Qibla compass, prayer tracking with streaks, and daily duas. The app features a clean, distraction-free interface and is available in multiple languages.

**Highlights:** Accurate prayer times, Qibla compass, Prayer tracking and streaks, Daily dua with translations, Clean interface, Multiple language support

**Features:** macOS Compatibility

**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 Simple Salat Tracker free?

Simple Salat Tracker is free to download, with no in-app purchases.

### Do SKF Vertical shaft alignment or Simple Salat Tracker have ads?

Neither SKF Vertical shaft alignment nor Simple Salat Tracker shows ads.

### Which is updated more often, SKF Vertical shaft alignment or Simple Salat Tracker?

SKF Vertical shaft alignment ships an update every 3 months, and Simple Salat Tracker fortnightly. Most recently, SKF Vertical shaft alignment was updated on October 21, 2026 and Simple Salat Tracker on October 30, 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.*