# JU vs Saphir X

The clearest difference is review sentiment: Saphir X at 50% against JU's 12%. Saphir X also leads on update cadence (every 2 months vs every 3 months) and iOS requirement (13.0 vs 15). On price, ads, in-app purchases and monetization model there is nothing between them.

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

JU ships an update every 3 months, Saphir X every 2 months. The most recent releases landed on October 15, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | JU | Saphir X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ju-control/id1231415741/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 11.8% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 11 MB | 40 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JUDO Wasseraufbereitung GmbH](https://appshunter.io/developer/412864390) | [SAPHIR Wassertechnologie GmbH](https://appshunter.io/developer/966915015) |

## What reviewers say

### 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


### Saphir X

[App page](https://appshunter.io/ios/app/saphir-x/id1477068195)

Monitor and control water equivalents from a Saphir ULTRA X Pool Control system directly from your iOS device. Adjust temperature, lighting, and water features like hydro-flow systems and massage jets. Compatible with Saphir Pool Control systems produced from 2019 onwards.

**Highlights:** Monitor water equivalents, Control temperature, Control lighting, Control water attractions, iOS smartphone and tablet support, Compatible with 2019+ Saphir systems

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JU free?

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

### Is Saphir X free?

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

### Do JU or Saphir X have ads?

Neither JU nor Saphir X shows ads.

### Which is updated more often, JU or Saphir X?

JU ships an update every 3 months, and Saphir X every 2 months. Most recently, JU was updated on October 15, 2026 and Saphir X on September 25, 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.*