# MyPerx vs Karbook

The clearest difference is update cadence: MyPerx at fortnightly against Karbook's monthly. Karbook's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MyPerx ships an update fortnightly, Karbook monthly. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | MyPerx | Karbook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/myperx/id6762039541/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 131 MB | 115 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AROVA](https://appshunter.io/developer/1824814966) | [Kai Che TAN](https://appshunter.io/developer/1896744445) |

## What reviewers say

### MyPerx

[App page](https://appshunter.io/ios/app/myperx/id6762039541)

This free app lets you track loyalty points, unlock exclusive tier rewards, and collect digital stamps from various establishments like restaurants, cafes, gyms, and salons. Consolidate all your rewards programs into one convenient place.

**Highlights:** Track loyalty points, Unlock tier rewards, Collect digital stamps, Supports restaurants, cafes, gyms, salons, All-in-one rewards consolidation

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

**In-app purchases:** none


### Karbook

[App page](https://appshunter.io/ios/app/karbook/id6770456870)

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

**In-app purchases:** none


## Frequently asked questions

### Is MyPerx free?

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

### Is Karbook free?

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

### Do MyPerx or Karbook have ads?

Neither MyPerx nor Karbook shows ads.

### Which is updated more often, MyPerx or Karbook?

MyPerx ships an update fortnightly, and Karbook monthly. Most recently, MyPerx was updated on October 2, 2026 and Karbook on October 8, 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.*