# iNAP Lab+ vs Kidney Kin

The clearest difference is in-app purchases: iNAP Lab+ at none against Kidney Kin's 3. Kidney Kin's advantage is update cadence (weekly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Kidney Kin sells 3 in-app purchases, starting at $2.99 per month. iNAP Lab+ asks for nothing beyond the download.

iNAP Lab+ ships an update every 4 months, Kidney Kin weekly. Both last shipped on October 29, 2026.

## The numbers

| Metric | iNAP Lab+ | Kidney Kin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (9 ratings)](https://appshunter.io/ios/app/inap-lab-plus/id1486297722/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free | — |
| Size | 61 MB | 61 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Somnics, Inc.](https://appshunter.io/developer/1050560993) | [Sarawut Popadcha](https://appshunter.io/developer/1397738845) |

## What reviewers say

### iNAP Lab+

[App page](https://appshunter.io/ios/app/inap-lab-plus/id1486297722)

This app monitors information from compatible oximeter and therapy devices. It requires specific hardware and is intended for users in regions where the devices have regulatory clearance. Always consult a doctor for medical decisions.

**Highlights:** Oximeter monitoring, Therapy device information, Compatible device support, Regulatory clearance confirmation, Health data tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### Kidney Kin

[App page](https://appshunter.io/ios/app/kidney-kin/id6807390547)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kidney Kin Pro Monthly | $2.99 | per month |
| Kidney Kin Pro Annual | $19.99 | per year |
| Kidney Kin Pro (Lifetime) | $39.99 | one-time |


## Frequently asked questions

### Is iNAP Lab+ free?

iNAP Lab+ is free to download, with no in-app purchases.

### Is Kidney Kin free?

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

### Do iNAP Lab+ or Kidney Kin have ads?

Neither iNAP Lab+ nor Kidney Kin shows ads.

### Which is updated more often, iNAP Lab+ or Kidney Kin?

iNAP Lab+ ships an update every 4 months, and Kidney Kin weekly. Most recently, iNAP Lab+ was updated on October 29, 2026 and Kidney Kin on October 29, 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.*