# L4D vs ERCC Messenger

The clearest difference is price: ERCC Messenger at $4.99 against L4D's $29.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

L4D costs $29.99 and ERCC Messenger $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

L4D ships an update every 6 days, ERCC Messenger every 9 days. The most recent releases landed on September 6, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | L4D | ERCC Messenger |
| --- | --- | --- |
| Price | $29.99 | **$4.99** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 9 days |
| Monetization | Paid | — |
| Size | 34 MB | 3 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Joshua Riley](https://appshunter.io/developer/1492928915) | [Rock Escape Rooms Limited](https://appshunter.io/developer/1826988250) |

## 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


### ERCC Messenger

[App page](https://appshunter.io/ios/app/ercc-messenger/id6749262501)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is L4D free?

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

### Is ERCC Messenger free?

ERCC Messenger costs $4.99, with no in-app purchases.

### Do L4D or ERCC Messenger have ads?

Neither L4D nor ERCC Messenger shows ads.

### Which is updated more often, L4D or ERCC Messenger?

L4D ships an update every 6 days, and ERCC Messenger every 9 days. Most recently, L4D was updated on September 6, 2026 and ERCC Messenger on September 10, 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.*