# Kainkript vs SENSOL FLEX

The clearest difference is update cadence: SENSOL FLEX at daily against Kainkript's monthly. Kainkript's advantage is iOS requirement (10.0 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.

Kainkript ships an update monthly, SENSOL FLEX daily. The most recent releases landed on October 1, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Kainkript | SENSOL FLEX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/kainkript/id1612001634/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Free | — |
| Size | 95 MB | 35 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Careyou Health Science and Technology Co., LTD](https://appshunter.io/developer/1425765864) | [Sensol Co., Ltd](https://appshunter.io/developer/1706469518) |

## What reviewers say

### Kainkript

[App page](https://appshunter.io/ios/app/kainkript/id1612001634)

This app connects to a compatible smart scale via Bluetooth to record and track your health metrics. It provides a centralized place to view your body composition data over time.

**Highlights:** Bluetooth 4.0 connectivity, Measures health data, Tracks body composition, Data synchronization, View historical data

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

**In-app purchases:** none


### SENSOL FLEX

[App page](https://appshunter.io/ios/app/sensol-flex/id6784491021)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kainkript free?

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

### Is SENSOL FLEX free?

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

### Do Kainkript or SENSOL FLEX have ads?

Neither Kainkript nor SENSOL FLEX shows ads.

### Which is updated more often, Kainkript or SENSOL FLEX?

Kainkript ships an update monthly, and SENSOL FLEX daily. Most recently, Kainkript was updated on October 1, 2026 and SENSOL FLEX on September 20, 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.*