# Avkin vs CPRBAND

The clearest difference is in-app purchases: Avkin at none against CPRBAND's 1. CPRBAND's advantage is update cadence (weekly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CPRBAND sells 1 in-app purchase, starting at $29.99 per month. Avkin asks for nothing beyond the download.

Avkin ships an update monthly, CPRBAND weekly. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Avkin | CPRBAND |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (13 ratings)](https://appshunter.io/ios/app/avkin/id1275265620/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | — |
| Size | 45 MB | 24 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Avkin, Inc](https://appshunter.io/developer/1868403058) | [CREDO Korea](https://appshunter.io/developer/1376412523) |

## What reviewers say

### Avkin

[App page](https://appshunter.io/ios/app/avkin/id1275265620)

This application serves as a control interface for advanced wearable medical simulators designed for nursing students. It enables users to manage various simulated patient conditions and physiological sounds, enhancing hands-on learning experiences.

**Highlights:** Control Bluetooth-enabled Avkin products, Simulate lung sounds, Simulate heart sounds, Manage Avtrach, Avline, Avtone, Avthor, Avwound, Avband, Avbirth, Enhance nursing education

**Features:** Vision Pro support

**In-app purchases:** none


### CPRBAND

[App page](https://appshunter.io/ios/app/cprband/id6474232342)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Solution (Monthly) | $29.99 | per month |


## Frequently asked questions

### Is Avkin free?

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

### Is CPRBAND free?

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

### Do Avkin or CPRBAND have ads?

Neither Avkin nor CPRBAND shows ads.

### Which is updated more often, Avkin or CPRBAND?

Avkin ships an update monthly, and CPRBAND weekly. Most recently, Avkin was updated on October 10, 2026 and CPRBAND on October 9, 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.*