# FSWizard PRO vs ThreadKing

The clearest difference is price: ThreadKing at Free against FSWizard PRO's $17.99. ThreadKing also leads on update cadence (every 6 days vs monthly) and review sentiment (100% vs 90%). FSWizard PRO's advantage is chart position (#153 vs unranked). On rating, ratings volume, ads and in-app purchases there is nothing between them.

ThreadKing is free to download; FSWizard PRO costs $17.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.8 for FSWizard PRO against 4.7 for ThreadKing. Both are backed by a comparable volume of ratings — 24 and 13 respectively. Written reviews are what separate them: 90% of FSWizard PRO's written reviews are positive against 100% of ThreadKing's.

FSWizard PRO ships an update monthly, ThreadKing every 6 days. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | FSWizard PRO | ThreadKing |
| --- | --- | --- |
| Price | $17.99 | **Free** |
| Rating | **[4.8 (24 ratings)](https://appshunter.io/ios/app/fswizard-pro/id774456543/reviews)** | [4.7 (13 ratings)](https://appshunter.io/ios/app/threadking/id1073753793/reviews) |
| Number of ratings | **24** | 13 |
| Positive reviews | 90.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Paid | **Free** |
| Best chart rank | **#153** | — |
| 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 PRO

[App page](https://appshunter.io/ios/app/fswizard-pro/id774456543)

**Currently charting:** #153 Top Paid · Productivity (US App Store)

This app calculates optimal cutting speeds and feeds for CNC milling and turning operations. It supports various materials, tools, and machining techniques like chip thinning and HSM. Includes helpful charts and calculators for machinists.

**Highlights:** CNC milling and turning speed calculator, Material and tool-based cutting condition calculation, Chip thinning and HSM support, Built-in drill and tap charts, GD&T reference, Triangle and fillet calculators

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

**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 PRO free?

FSWizard PRO costs $17.99, with no in-app purchases.

### Is ThreadKing free?

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

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

FSWizard PRO is rated higher. FSWizard PRO averages 4.8 out of 5 from 24 ratings, while ThreadKing averages 4.7 from 13 ratings.

### Do FSWizard PRO or ThreadKing have ads?

Neither FSWizard PRO nor ThreadKing shows ads.

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

FSWizard PRO ships an update monthly, and ThreadKing every 6 days. Most recently, FSWizard PRO was updated on October 8, 2026 and ThreadKing on October 14, 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.*