# Torque Wrench Extension Calc. vs Torque Source

Torque Wrench Extension Calc. and Torque Source both sit at 3.3 stars, but that hides the real split: 86% of Torque Wrench Extension Calc.'s written reviews are positive against 14% of Torque Source's. Torque Source's advantage is update cadence (every 8 days vs every 6 months) and iOS requirement (7.0 vs 9.0). On price, rating, ratings volume 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.

Torque Wrench Extension Calc. holds the better App Store score, 3.3 against 3.1. Both are backed by a comparable volume of ratings — 7 and 16 respectively. Written reviews point the same way: 86% of Torque Wrench Extension Calc.'s written reviews are positive against 14% of Torque Source's.

Torque Wrench Extension Calc. ships an update every 6 months, Torque Source every 8 days. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Torque Wrench Extension Calc. | Torque Source |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (7 ratings)](https://appshunter.io/ios/app/torque-wrench-extension-calc/id454116878/reviews)** | [3.1 (16 ratings)](https://appshunter.io/ios/app/torque-source/id902056823/reviews) |
| Number of ratings | 7 | **16** |
| Positive reviews | **85.7% of reviews** | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 8 days** |
| Monetization | Free | Free |
| Size | 1 MB | 1 MB |
| Requires iOS | 9.0 | **7.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Norbar](https://appshunter.io/developer/410824699) | [Snap-on Inc.](https://appshunter.io/developer/501219324) |

## 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


### Torque Source

[App page](https://appshunter.io/ios/app/torque-source/id902056823)

This utility app assists torque wrench users with two essential calculators for unit conversion and adapter-based torque adjustments. It also provides helpful usage tips and links to additional resources.

**Highlights:** Torque unit conversion calculator, Torque wrench adapter adjustment calculator, Usage hints for torque wrenches, Links to Snap-on resources

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

**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 Torque Source free?

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

### Which has better reviews, Torque Wrench Extension Calc. or Torque Source?

Torque Wrench Extension Calc. is rated higher. Torque Wrench Extension Calc. averages 3.3 out of 5 from 7 ratings, while Torque Source averages 3.1 from 16 ratings.

### Do Torque Wrench Extension Calc. or Torque Source have ads?

Neither Torque Wrench Extension Calc. nor Torque Source shows ads.

### Which is updated more often, Torque Wrench Extension Calc. or Torque Source?

Torque Wrench Extension Calc. ships an update every 6 months, and Torque Source every 8 days. Most recently, Torque Wrench Extension Calc. was updated on October 8, 2026 and Torque Source on October 2, 2026.

---

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