# FSWizard PRO vs Christopher 311

The clearest difference is price: Christopher 311 at Free against FSWizard PRO's $17.99. FSWizard PRO's advantage is chart position (#88 vs unranked) and iOS requirement (11.0 vs 13.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Christopher 311 is free to download; FSWizard PRO costs $17.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FSWizard PRO ships an update monthly, Christopher 311 every 2 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | FSWizard PRO | Christopher 311 |
| --- | --- | --- |
| Price | $17.99 | **Free** |
| Rating | **[4.8 (24 ratings)](https://appshunter.io/ios/app/fswizard-pro/id774456543/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 90.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Paid | — |
| Best chart rank | **#88** | — |
| Size | 13 MB | 38 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eldar Gerfanov](https://appshunter.io/developer/741521900) | [Gov 311, Inc.](https://appshunter.io/developer/941647601) |

## What reviewers say

### FSWizard PRO

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

**Currently charting:** #88 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


### Christopher 311

[App page](https://appshunter.io/ios/app/christopher-311/id1499607853)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FSWizard PRO free?

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

### Is Christopher 311 free?

Christopher 311 is free to download, with no in-app purchases.

### Do FSWizard PRO or Christopher 311 have ads?

Neither FSWizard PRO nor Christopher 311 shows ads.

### Which is updated more often, FSWizard PRO or Christopher 311?

FSWizard PRO ships an update monthly, and Christopher 311 every 2 months. Most recently, FSWizard PRO was updated on October 8, 2026 and Christopher 311 on October 1, 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.*