# Torque Wrench Extension Calc. vs SKF Machine train alignment

The clearest difference is update cadence: SKF Machine train alignment at every 3 months against Torque Wrench Extension Calc.'s every 6 months. Torque Wrench Extension Calc.'s advantage is iOS requirement (9.0 vs 15.0). 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.

Torque Wrench Extension Calc. ships an update every 6 months, SKF Machine train alignment every 3 months. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Torque Wrench Extension Calc. | SKF Machine train alignment |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (7 ratings)](https://appshunter.io/ios/app/torque-wrench-extension-calc/id454116878/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 1 MB | 69 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Norbar](https://appshunter.io/developer/410824699) | [SKF](https://appshunter.io/developer/472922971) |

## What reviewers say

### Torque Wrench Extension Calc.

[App page](https://appshunter.io/ios/app/torque-wrench-extension-calc/id454116878)

Calculate the correct torque wrench setting when using an extension. This tool helps ensure the precise torque is applied to fasteners by adjusting the wrench's value. Supports English, French, German, and Spanish.

**Highlights:** Torque wrench extension calculation, Adjustable fastener torque, Multi-language support (EN, FR, DE, ES), Accurate torque application

**Features:** macOS Compatibility

**In-app purchases:** none


### SKF Machine train alignment

[App page](https://appshunter.io/ios/app/skf-machine-train-alignment/id1149906003)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Torque Wrench Extension Calc. free?

Torque Wrench Extension Calc. is free to download, with no in-app purchases.

### Is SKF Machine train alignment free?

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

### Do Torque Wrench Extension Calc. or SKF Machine train alignment have ads?

Neither Torque Wrench Extension Calc. nor SKF Machine train alignment shows ads.

### Which is updated more often, Torque Wrench Extension Calc. or SKF Machine train alignment?

Torque Wrench Extension Calc. ships an update every 6 months, and SKF Machine train alignment every 3 months. Most recently, Torque Wrench Extension Calc. was updated on October 23, 2026 and SKF Machine train alignment on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*