# L4D vs Codex by Lloyd Barnes

The clearest difference is price: L4D at $29.99 against Codex by Lloyd Barnes's $49.99. On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

L4D costs $29.99 and Codex by Lloyd Barnes $49.99 up front. Neither carries in-app purchases, so what you see is what you pay.

L4D ships an update every 6 days, Codex by Lloyd Barnes every 9 days. The most recent releases landed on September 20, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | L4D | Codex by Lloyd Barnes |
| --- | --- | --- |
| Price | **$29.99** | $49.99 |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/codex-by-lloyd-barnes/id6759010874/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 9 days |
| Monetization | Paid | Paid |
| Size | 34 MB | 2 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Joshua Riley](https://appshunter.io/developer/1492928915) | [Lloyd Barnes](https://appshunter.io/developer/1876359952) |

## What reviewers say

### L4D

[App page](https://appshunter.io/ios/app/l4d/id6470237324)

This entertainment app allows users to perform a magic trick involving four-digit numbers and two bank cards. It offers multiple input methods and is designed for easy execution. The app is intended solely for amusement.

**Highlights:** Force any 4-digit number, Uses two bank cards, Multiple input methods, Easy to perform, Entertainment purposes only

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

**In-app purchases:** none


### Codex by Lloyd Barnes

[App page](https://appshunter.io/ios/app/codex-by-lloyd-barnes/id6759010874)

This app offers a rapid day-of-week calculation and a reference tool for various card stacks. It's designed for practice and quick lookups with customizable feedback options for different environments.

**Highlights:** Day of week calculator, Speak dates for weekday display, Optional haptic feedback, Customizable tones and volume, Reference for common card stacks, High-contrast interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is L4D free?

L4D costs $29.99, with no in-app purchases.

### Is Codex by Lloyd Barnes free?

Codex by Lloyd Barnes costs $49.99, with no in-app purchases.

### Do L4D or Codex by Lloyd Barnes have ads?

Neither L4D nor Codex by Lloyd Barnes shows ads.

### Which is updated more often, L4D or Codex by Lloyd Barnes?

L4D ships an update every 6 days, and Codex by Lloyd Barnes every 9 days. Most recently, L4D was updated on September 20, 2026 and Codex by Lloyd Barnes on October 3, 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.*