# iNC vs InboxGuard

The clearest difference is in-app purchases: InboxGuard at none against iNC's 2. iNC's advantage is update cadence (every 5 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. iNC sells 2 in-app purchases, starting at $1.99 per month. InboxGuard asks for nothing beyond the download.

iNC ships an update every 5 days, InboxGuard monthly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | iNC | InboxGuard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/inc-mill-cnc-g-code-simulator/id6755829129/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | Freemium | — |
| Size | 164 MB | 4 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [乐勇 刘](https://appshunter.io/developer/1856258038) | [Shashwat Patel](https://appshunter.io/developer/1873309489) |

## What reviewers say

### iNC

[App page](https://appshunter.io/ios/app/inc-mill-cnc-g-code-simulator/id6755829129)

Edit and simulate CNC G-code with 3D toolpath visualization. Inspect stock removal, view STEP/STL models, and manage files. Advanced features require a subscription.

**Highlights:** NC/G-code editing with syntax highlighting, 3D stock removal simulation, STEP/STL model viewing and measurement, Toolpath inspection with code comparison, File management and organization, Machine and tool definition management

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe Monthly | $1.99 | per month |
| Subscribe Yearly | $19.99 | per year |


### InboxGuard

[App page](https://appshunter.io/ios/app/inboxguard/id6762069042)

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

**In-app purchases:** none


## Frequently asked questions

### Is iNC free?

iNC is free to download, with in-app purchases available.

### Is InboxGuard free?

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

### Do iNC or InboxGuard have ads?

Neither iNC nor InboxGuard shows ads.

### Which is updated more often, iNC or InboxGuard?

iNC ships an update every 5 days, and InboxGuard monthly. Most recently, iNC was updated on November 5, 2026 and InboxGuard on October 31, 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.*