# L4D vs InSight (mentalism)

The clearest difference is price: L4D at $29.99 against InSight (mentalism)'s $69.99. L4D also leads on in-app purchases (none vs 7) and update cadence (every 8 days vs monthly). On ads and device support there is nothing between them.

L4D costs $29.99 and InSight (mentalism) $69.99 up front. InSight (mentalism) sells 7 one-off in-app purchases. L4D asks for nothing beyond the download.

L4D ships an update every 8 days, InSight (mentalism) monthly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | L4D | InSight (mentalism) |
| --- | --- | --- |
| Price | **$29.99** | $69.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Monetization | Paid | — |
| Size | 34 MB | 36 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | +4 | 4+ |
| Developer | [Joshua Riley](https://appshunter.io/developer/1492928915) | [Paul Michael Brook](https://appshunter.io/developer/1789794964) |

## 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


### InSight (mentalism)

[App page](https://appshunter.io/ios/app/insight-mentalism/id6758575290)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| API Input | $29.99 | one-time |
| Output to Image | $29.99 | one-time |
| Clipboard Output | $29.99 | one-time |
| Camera Input | $49.99 | one-time |
| Watch Peek | $49.99 | one-time |
| FontFactory | $49.99 | one-time |
| Unlock All | $99.99 | one-time |


## Frequently asked questions

### Is L4D free?

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

### Is InSight (mentalism) free?

InSight (mentalism) costs $69.99, and also offers in-app purchases.

### Do L4D or InSight (mentalism) have ads?

Neither L4D nor InSight (mentalism) shows ads.

### Which is updated more often, L4D or InSight (mentalism)?

L4D ships an update every 8 days, and InSight (mentalism) monthly. Most recently, L4D was updated on October 24, 2026 and InSight (mentalism) on October 28, 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.*