# Ketonix vs KETOSCAN

The clearest difference is rating: KETOSCAN at 2.6 against Ketonix's 2.3. KETOSCAN also leads on review sentiment (32% vs 20%) and iOS requirement (12.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

KETOSCAN holds the better App Store score, 2.6 against 2.3. Both are backed by a comparable volume of ratings — 6 and 16 respectively. Written reviews point the same way: 20% of Ketonix's written reviews are positive against 32% of KETOSCAN's.

Ketonix ships an update every 5 weeks, KETOSCAN every 4 weeks. Both last shipped on November 2, 2026.

## The numbers

| Metric | Ketonix | KETOSCAN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (6 ratings)](https://appshunter.io/ios/app/ketonix/id1239051593/reviews) | **[2.6 (16 ratings)](https://appshunter.io/ios/app/ketoscan/id1446527194/reviews)** |
| Number of ratings | 6 | **16** |
| Positive reviews | 20.0% of reviews | **31.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 86 MB | 53 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [M Object Oriented Software Engineering AB](https://appshunter.io/developer/498983792) | [SENTECH KOREA CORP](https://appshunter.io/developer/1446527193) |

## What reviewers say

### Ketonix

[App page](https://appshunter.io/ios/app/ketonix/id1239051593)

This app measures and analyzes breath ketone data from a connected Bluetooth device. It displays trendlines, moving averages, and allows for annotations of lifestyle changes to track progress. Video guides are available for various functions.

**Highlights:** Measure breath ketone data, Analyze ketone trends, Display moving averages, Add lifestyle annotations, Register Bluetooth device, Create user profiles

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

**In-app purchases:** none


### KETOSCAN

[App page](https://appshunter.io/ios/app/ketoscan/id1446527194)

This device measures ketone levels through breath analysis, indicating body fat decomposition. It's ideal for those on ketogenic diets or seeking to monitor fat loss scientifically. Data can be integrated with the Health app for comprehensive tracking.

**Highlights:** Breath ketone measurement, Body fat decomposition rate, Ketogenic diet support, Health app integration, Scientific diet tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ketonix free?

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

### Is KETOSCAN free?

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

### Which has better reviews, Ketonix or KETOSCAN?

KETOSCAN is rated higher. Ketonix averages 2.3 out of 5 from 6 ratings, while KETOSCAN averages 2.6 from 16 ratings.

### Do Ketonix or KETOSCAN have ads?

Neither Ketonix nor KETOSCAN shows ads.

### Which is updated more often, Ketonix or KETOSCAN?

Ketonix ships an update every 5 weeks, and KETOSCAN every 4 weeks. Most recently, Ketonix was updated on November 2, 2026 and KETOSCAN on November 2, 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.*