# Online Unit Converter vs Thread Torque Master

The clearest difference is price: Thread Torque Master at Free against Online Unit Converter's $0.99. Online Unit Converter's advantage is iOS requirement (9.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Thread Torque Master is free to download; Online Unit Converter costs $0.99 up front. Online Unit Converter sells 1 one-off in-app purchase and Thread Torque Master sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Online Unit Converter | Thread Torque Master |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | — |
| Size | 32 MB | 4 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [飞 李](https://appshunter.io/developer/1633407304) | [磊 高](https://appshunter.io/developer/1879509033) |

## What reviewers say

### Online Unit Converter

[App page](https://appshunter.io/ios/app/online-unit-converter/id6444185100)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $0.99 | one-time |


### Thread Torque Master

[App page](https://appshunter.io/ios/app/thread-torque-master/id6759831402)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thread Master | $0.99 | per month |


## Frequently asked questions

### Is Online Unit Converter free?

Online Unit Converter costs $0.99, and also offers in-app purchases.

### Is Thread Torque Master free?

Thread Torque Master is free to download, with in-app purchases available.

### Do Online Unit Converter or Thread Torque Master have ads?

Neither Online Unit Converter nor Thread Torque Master shows ads.

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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.*