# Watch Codex vs Agent HUD

The clearest difference is in-app purchases: Agent HUD at none against Watch Codex's 1. Agent HUD also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Watch Codex sells 1 one-off in-app purchase. Agent HUD asks for nothing beyond the download.

Watch Codex ships an update every 4 days, Agent HUD every 3 days. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Watch Codex | Agent HUD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 7 MB | 22 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [OpenBigger](https://appshunter.io/developer/488055639) | [深皆 陈](https://appshunter.io/developer/1704242015) |

## What reviewers say

### Watch Codex

[App page](https://appshunter.io/ios/app/watch-codex/id6810899873)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Unlock | $0.99 | one-time |


### Agent HUD

[App page](https://appshunter.io/ios/app/agent-hud/id6812113619)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Watch Codex free?

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

### Is Agent HUD free?

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

### Do Watch Codex or Agent HUD have ads?

Watch Codex shows ads; Agent HUD does not.

### Which is updated more often, Watch Codex or Agent HUD?

Watch Codex ships an update every 4 days, and Agent HUD every 3 days. Most recently, Watch Codex was updated on October 16, 2026 and Agent HUD on October 14, 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.*