# Decipher Physics vs G

The clearest difference is update cadence: G at every 8 days against Decipher Physics's monthly. Decipher Physics's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, 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.

Decipher Physics ships an update monthly, G every 8 days. The most recent releases landed on September 18, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Decipher Physics | G |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Size | 48 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Lione](https://appshunter.io/developer/1843340454) | [Noam Durgnat](https://appshunter.io/developer/1879585401) |

## What reviewers say

### Decipher Physics

[App page](https://appshunter.io/ios/app/decipher-physics/id6754386558)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Decipher Physics free?

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

### Is G free?

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

### Do Decipher Physics or G have ads?

Neither Decipher Physics nor G shows ads.

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

Decipher Physics ships an update monthly, and G every 8 days. Most recently, Decipher Physics was updated on September 18, 2026 and G on September 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*