# KEMPER HS2 vs JU

The clearest difference is review sentiment: KEMPER HS2 at 100% against JU's 12%. On price, update cadence, ads and in-app purchases there is nothing between them.

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

KEMPER HS2 ships an update every 4 months, JU every 3 months. Both last shipped on October 15, 2026.

## The numbers

| Metric | KEMPER HS2 | JU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ju-control/id1231415741/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **100.0% of reviews** | 11.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 29 MB | 11 MB |
| Requires iOS | 15.6 | **15** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gebr. Kemper GmbH + Co. KG](https://appshunter.io/developer/971204756) | [JUDO Wasseraufbereitung GmbH](https://appshunter.io/developer/412864390) |

## What reviewers say

### KEMPER HS2

[App page](https://appshunter.io/ios/app/kemper-hs2-app/id971204757)

Configure and manage your KHS-HS2 Hygiene-Flushing Box. View settings, read flushing logs, and easily update firmware for your device.

**Highlights:** Configure Hygiene-Flushing Box, Display adjustment values, Read flushing logs, Transmit firmware updates, Manage KHS-HS2 settings

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

**In-app purchases:** none


### JU

[App page](https://appshunter.io/ios/app/ju-control/id1231415741)

Remotely control and monitor network-enabled devices from JUDO. Receive notifications for important events and adjust settings for optimal water quality. Manage multiple devices, perfect for landlords or those with several JUDO products.

**Highlights:** Remote device control, Real-time status monitoring, Push notifications for events, Adjustable water quality settings, Manage multiple devices, Backwash reminder function

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

**In-app purchases:** none


## Frequently asked questions

### Is KEMPER HS2 free?

KEMPER HS2 is free to download, with no in-app purchases.

### Is JU free?

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

### Do KEMPER HS2 or JU have ads?

Neither KEMPER HS2 nor JU shows ads.

### Which is updated more often, KEMPER HS2 or JU?

KEMPER HS2 ships an update every 4 months, and JU every 3 months. Most recently, KEMPER HS2 was updated on October 15, 2026 and JU on October 15, 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.*