# G vs G

The clearest difference is in-app purchases: G at none against G's 2. G also leads on update cadence (every 8 days vs every 3 weeks) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. G sells 2 in-app purchases, starting at $24.99 per year. G asks for nothing beyond the download.

G ships an update every 3 weeks, G every 8 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | G | G |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (15 ratings)](https://appshunter.io/ios/app/g-code-guru-cnc-machinist-kit/id6758800091/reviews)** | — |
| Number of ratings | **15** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 2 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pawel Dembski](https://appshunter.io/developer/1752941251) | [Noam Durgnat (CH)](https://appshunter.io/developer/1879585401) |

## What reviewers say

### G

[App page](https://appshunter.io/ios/app/g-code-guru-cnc-machinist-kit/id6758800091)

This app provides CNC machinists with offline access to G-code references, calculators, and lessons. It includes a code editor with syntax highlighting and safety checks, a speeds & feeds calculator, and a trigonometry solver. Users can also access a tooling library and a learning path with quizzes and challenges.

**Highlights:** Offline G-code and M-code reference, Code editor with syntax highlighting and safety checks, Speeds & feeds calculator, Trigonometry calculator, Tooling library, Structured learning path with quizzes, AI-powered code scanning and analysis

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Annual | $24.99 | per year |
| G-Code Guru Pro | $69.99 | one-time |


### G

[App page](https://appshunter.io/ios/app/g-codes-cards/id6785065568)

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

**In-app purchases:** none


## Frequently asked questions

### Is G free?

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

### Is G free?

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

### Do G or G have ads?

Neither G nor G shows ads.

### Which is updated more often, G or G?

G ships an update every 3 weeks, and G every 8 days. Most recently, G was updated on November 5, 2026 and G on November 5, 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.*