# FSWizard vs ThreadKing

The clearest difference is update cadence: ThreadKing at every 6 days against FSWizard's monthly. ThreadKing also leads on review sentiment (100% vs 83%) and iOS requirement (8.1 vs 11.0). FSWizard's advantage is ratings volume (47 vs 12). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.6 for FSWizard against 4.7 for ThreadKing. Both are backed by a comparable volume of ratings — 47 and 12 respectively. Written reviews are what separate them: 83% of FSWizard's written reviews are positive against 100% of ThreadKing's.

FSWizard ships an update monthly, ThreadKing every 6 days. The most recent releases landed on October 4, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | FSWizard | ThreadKing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (47 ratings)](https://appshunter.io/ios/app/fswizard/id741521897/reviews) | **[4.7 (12 ratings)](https://appshunter.io/ios/app/threadking/id1073753793/reviews)** |
| Number of ratings | **47** | 12 |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free | Free |
| Size | 13 MB | 7 MB |
| Requires iOS | 11.0 | **8.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eldar Gerfanov](https://appshunter.io/developer/741521900) | [Motionics LLC](https://appshunter.io/developer/424498959) |

## What reviewers say

### FSWizard

[App page](https://appshunter.io/ios/app/fswizard/id741521897)

This app is a comprehensive calculator for CNC machinists, simplifying the calculation of speeds and feeds for milling, drilling, and turning operations. It automatically suggests optimal cutting conditions based on material choices and supports advanced features like chip thinning and HSM machining.

**Highlights:** Milling, drilling, and turning speeds and feeds, Automatic cutting condition suggestions, Chip thinning and HSM support, Built-in drill and tap charts (imperial/metric), GD&T reference, Triangle and fillet calculators

**Features:** macOS Compatibility

**In-app purchases:** none


### ThreadKing

[App page](https://appshunter.io/ios/app/threadking/id1073753793)

This app serves as a comprehensive reference and calculator for various thread types and dimensions. It provides detailed information on Metric and UN threads, including tap sizes and thread calculations for cutting and forming taps. Users can also find drill size charts and calculate RPM and feed rates for different materials.

**Highlights:** Metric and UN thread reference, Drill/Tap size charts, Pipe thread information, Cutting tap calculator, Forming tap calculator, RPM and feed rate calculator, Thread dimension details

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

**In-app purchases:** none


## Frequently asked questions

### Is FSWizard free?

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

### Is ThreadKing free?

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

### Which has better reviews, FSWizard or ThreadKing?

ThreadKing is rated higher. FSWizard averages 4.6 out of 5 from 47 ratings, while ThreadKing averages 4.7 from 12 ratings.

### Do FSWizard or ThreadKing have ads?

Neither FSWizard nor ThreadKing shows ads.

### Which is updated more often, FSWizard or ThreadKing?

FSWizard ships an update monthly, and ThreadKing every 6 days. Most recently, FSWizard was updated on October 4, 2026 and ThreadKing on October 9, 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.*