# RF Live system vs iCodex

The clearest difference is in-app purchases: RF Live system at none against iCodex's 1. RF Live system also leads on iOS requirement (11.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. iCodex sells 1 one-off in-app purchase. RF Live system asks for nothing beyond the download.

## The numbers

| Metric | RF Live system | iCodex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 5 MB | 5 MB |
| Requires iOS | **11.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [SEIKAKU](https://appshunter.io/developer/860317297) | [建祥 陈](https://appshunter.io/developer/1782685807) |

## What reviewers say

### RF Live system

[App page](https://appshunter.io/ios/app/rf-live-system/id6744908243)

**Features:** macOS Compatibility

**In-app purchases:** none


### iCodex

[App page](https://appshunter.io/ios/app/icodex-claude-and-codex-usage/id6792240003)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $1.99 | one-time |


## Frequently asked questions

### Is RF Live system free?

RF Live system is free to download, with no in-app purchases.

### Is iCodex free?

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

### Do RF Live system or iCodex have ads?

Neither RF Live system nor iCodex shows ads.

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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.*