# Torque Source vs Conversion Calculator Plus

The clearest difference is review sentiment: Conversion Calculator Plus at 70% against Torque Source's 14%. Conversion Calculator Plus also leads on rating (4.7 vs 3.1) and ratings volume (15K vs 16). Torque Source's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Conversion Calculator Plus sells 1 in-app purchase, starting at $9.99 per year. Torque Source asks for nothing beyond the download.

Conversion Calculator Plus holds the better App Store score, 4.7 against 3.1. That said, the two scores are not equally well evidenced: Conversion Calculator Plus has 15K ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 14% of Torque Source's written reviews are positive against 70% of Conversion Calculator Plus's.

Torque Source ships an update every 8 days, Conversion Calculator Plus every 2 days. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Torque Source | Conversion Calculator Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (16 ratings)](https://appshunter.io/ios/app/torque-source/id902056823/reviews) | **[4.7 (15K ratings)](https://appshunter.io/ios/app/conversion-calculator-plus/id1113920724/reviews)** |
| Number of ratings | 16 | **15K** |
| Positive reviews | 14.3% of reviews | **69.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 days | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 59 MB |
| Requires iOS | **7.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Snap-on Inc.](https://appshunter.io/developer/501219324) | [Adysseus](https://appshunter.io/developer/447444997) |

## What reviewers say

### 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


### Conversion Calculator Plus

[App page](https://appshunter.io/ios/app/conversion-calculator-plus/id1113920724)

This app is a versatile unit and currency converter with a user-friendly interface. It supports a wide range of conversion categories, including real-world and crypto currencies, with automatic exchange rate updates. Customize your experience with design options, dark mode, and adjustable home screen layouts.

**Highlights:** Unit and currency conversion, Supports 160+ currencies (real & crypto), Automatic currency exchange rate updates, Simple or carousel design options, Dark Mode support, Customizable home screen layout, Split screen mode on iPad

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads For One Year | $9.99 | per year |

**What reviewers like**

- 🚀 Great app
- 👍 Easy to use
- 🚀 Comprehensive conversions
- 👍 Intuitive interface
- 🚀 Useful tool

**What reviewers complain about**

- 🐛 Consent required for tracking
- 🐛 Update problems
- 🐛 Currency not updating
- 🔒 Forced to allow tracking
- 🔒 Forced to subscribe or view ads

**Reported bugs**

- Currency conversion not working
- App gets stuck on consent page
- Unable to get past ads/subscription page

**Requested features**

- Add running pace conversions
- Add shoe size converter
- Provide paid ad-free version


## Frequently asked questions

### Is Torque Source free?

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

### Is Conversion Calculator Plus free?

Conversion Calculator Plus is free to download, with in-app purchases available.

### Which has better reviews, Torque Source or Conversion Calculator Plus?

Conversion Calculator Plus is rated higher. Torque Source averages 3.1 out of 5 from 16 ratings, while Conversion Calculator Plus averages 4.7 from 15K ratings.

### Do Torque Source or Conversion Calculator Plus have ads?

Conversion Calculator Plus shows ads; Torque Source does not.

### Which is updated more often, Torque Source or Conversion Calculator Plus?

Torque Source ships an update every 8 days, and Conversion Calculator Plus every 2 days. Most recently, Torque Source was updated on November 3, 2026 and Conversion Calculator Plus on November 7, 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.*