# S vs xDTU Connect

The clearest difference is update cadence: xDTU Connect at weekly against S's monthly. S's advantage is review sentiment (37% vs 20%) and iOS requirement (15.0 vs 17.2). 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.

S ships an update monthly, xDTU Connect weekly. The most recent releases landed on October 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | S | xDTU Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (91 ratings)](https://appshunter.io/ios/app/s-miles-enduser/id1544760866/reviews)** | — |
| Number of ratings | **91** | — |
| Positive reviews | **37.3% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | Free |
| Size | 207 MB | 3 MB |
| Requires iOS | **15.0** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hoymiles Power Electronics Inc.](https://appshunter.io/developer/1219594358) | [Aliaksandr Strakovich](https://appshunter.io/developer/969045272) |

## What reviewers say

### S

[App page](https://appshunter.io/ios/app/s-miles-enduser/id1544760866)

Monitor your distributed PV power plant's performance with real-time data. Track energy generation, view module-level details, and receive equipment alarm notifications to ensure optimal operation and yield.

**Highlights:** Module-level monitoring, Real-time data display, Plant-level data, Energy generation tracking, Alarm information

**Features:** macOS Compatibility

**In-app purchases:** none


### xDTU Connect

[App page](https://appshunter.io/ios/app/xdtu-connect/id6477761541)

Monitor your ESP32 hardware with OpenDTU firmware. View telemetry data directly on your device or through widgets. Ensure read-only web access is configured for optimal performance.

**Highlights:** ESP32 hardware monitoring, OpenDTU firmware integration, Telemetry data display, Widget support, Feedback and suggestions section

**In-app purchases:** none


## Frequently asked questions

### Is S free?

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

### Is xDTU Connect free?

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

### Do S or xDTU Connect have ads?

Neither S nor xDTU Connect shows ads.

### Which is updated more often, S or xDTU Connect?

S ships an update monthly, and xDTU Connect weekly. Most recently, S was updated on October 27, 2026 and xDTU Connect on October 9, 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.*