# CSI Cloud vs xDTU Connect

The clearest difference is update cadence: xDTU Connect at weekly against CSI Cloud's every 2 months. CSI Cloud's advantage is iOS requirement (11.0 vs 17.2). On price, review sentiment, 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.

CSI Cloud ships an update every 2 months, xDTU Connect weekly. The most recent releases landed on October 8, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | CSI Cloud | xDTU Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/csi-cloud/id1452785451/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 14.3% of reviews | **20.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | Free |
| Size | 38 MB | 3 MB |
| Requires iOS | **11.0** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Canadian Solar Inc.](https://appshunter.io/developer/1452785450) | [Aliaksandr Strakovich](https://appshunter.io/developer/969045272) |

## What reviewers say

### CSI Cloud

[App page](https://appshunter.io/ios/app/csi-cloud/id1452785451)

Monitor your Canadian Solar plant's performance remotely. Access real-time and historical data on energy production, revenue, and device status. Stay informed about your solar assets from anywhere.

**Highlights:** Real-time data access, Historical data analysis, Production energy tracking, Revenue monitoring, Device status checks, Remote network access

**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 CSI Cloud free?

CSI Cloud 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 CSI Cloud or xDTU Connect have ads?

Neither CSI Cloud nor xDTU Connect shows ads.

### Which is updated more often, CSI Cloud or xDTU Connect?

CSI Cloud ships an update every 2 months, and xDTU Connect weekly. Most recently, CSI Cloud was updated on October 8, 2026 and xDTU Connect on September 23, 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.*