# iNAP Lab+ vs CapnoTrainer

The clearest difference is update cadence: CapnoTrainer at every 3 weeks against iNAP Lab+'s every 4 months. CapnoTrainer also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

iNAP Lab+ ships an update every 4 months, CapnoTrainer every 3 weeks. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | iNAP Lab+ | CapnoTrainer |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 65 MB | 54 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Somnics, Inc.](https://appshunter.io/developer/1050560993) | [Muhammad Arshad Khan](https://appshunter.io/developer/1617354083) |

## 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


### CapnoTrainer

[App page](https://appshunter.io/ios/app/capnotrainer/id1617354081)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iNAP Lab+ free?

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

### Is CapnoTrainer free?

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

### Do iNAP Lab+ or CapnoTrainer have ads?

Neither iNAP Lab+ nor CapnoTrainer shows ads.

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

iNAP Lab+ ships an update every 4 months, and CapnoTrainer every 3 weeks. Most recently, iNAP Lab+ was updated on October 7, 2026 and CapnoTrainer on October 14, 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.*