PV vs RockCONNECT IoT
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
PV
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Introducing PV:Sync Mobile β The Smarter Way to Manage Your Solar Test Data PV:Sync Mobile is the dedicated companion app for the PV:1525, designed to simplify and enhance your solar testing process from start to finish. With wireless firmware updates, you can keep your PV:1525 fully up to date without needing to return it to the manufacturer, meaning no downtime or disruption to your work. The app makes it easy to sync and transfer test data directly from your PV:1525 to your device, ensuring fast, accurate record-keeping on the go. You can also compare results against a built-in database of solar modules, allowing you to confirm performance and quickly identify any anomalies in the system. PV:Sync Mobile supports efficient, on-site reporting by generating clear, simple test summaries that can be exported in a format compatible with Seawardβs SolarCert software. This helps streamline your workflow and reduce time spent on paperwork. Whether you're commissioning, inspecting or maintaining solar PV systems, PV:Sync Mobile gives you greater speed, control and confidence in the field.
RockCONNECT IoT
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For configuring, updating and managing your Ground Control IoT devices via Bluetooth. Including support for RockREMOTE Mini and RockBLOCK PRO.
Screenshots
Verdict
The clearest difference is update cadence: RockCONNECT IoT at every 2 months against PV's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PV ships an update every 6 months, RockCONNECT IoT every 2 months. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.
| Parameter | PV | RockCONNECT IoT |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 2 months β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 β better |
| Further details β not scored | ||
| Size | 59 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Seaward Electronics Ltd. | Ground Control Technologies UK Ltd |
In-app purchases
PV
No in-app purchases
RockCONNECT IoT
No in-app purchases









