OpenSolar vs SubstationXpert
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenSolar
This free application provides a comprehensive solution for designing and selling solar energy systems. It offers end-to-end functionality for solar professionals.
- End-to-end solar design
- Sales application
- Free to use
- Comprehensive functionality
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OpenSolar is the world's first free, end-to-end, solar design and sales application.
SubstationXpert
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SubstationXpert is an advanced digital wireless condition monitoring solution providing 24/7 surveillance for your plant's electrical installations. It provides real-time visibility into essential parameters such as temperature, partial discharge, current and dissolved gas (DGA) to ensure the safe and reliable operation of critical electrical assets including switchgears, power transformers, power cables, and busducts/busbars. Key Features: Intuitive Dashboard • Asset Health at a Glance: Get an immediate severity status summary of all your monitored assets. • Granular Inspection: Gain granular insight into the condition of monitoring points by each asset type. • Traffic Light Logic: Instantly identify risks with intuitive colour-coded severity levels. System Overview • Bird’s-Eye Visualisation: Monitor all your plant's assets via an intuitive overview diagram featuring real-time severity status. • Seamless Navigation: Easily drill down to view a specific asset's telemetry. Asset Analytics • Hierarchical Browsing: Locate assets quickly using an intuitive location-based tree structure. • Live Telemetry: View real-time monitoring data mapped directly onto asset-specific diagrams. • Trend Analysis: Select specific monitoring points and timeframes to plot high-resolution data charts for trend analysis. • Alarm Thresholds: Configure precise alarm limits for every monitoring point to ensure you are notified of any abnormality. Event Handling • Instant Alerts: Receive real-time notification the moment an abnormality is detected. • Documented Tracking: Acknowledge events and log remarks directly within the app to ensure proper tracking and handling. • Event Analysis: One-tap access to historical data trends during the specific period of the event for root cause analysis.
Screenshots
Verdict
The clearest difference is device support: OpenSolar at 3 against SubstationXpert's —. On price, in-app purchases and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | OpenSolar | SubstationXpert |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (10 ratings) — better | — |
| Positive reviews | 45.5% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 6 weeks | — |
| Ads | No | — |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | — |
| Requires iOS | 15.7 | 15.1 — better |
| Further details — not scored | ||
| Size | 216 MB | 29 MB |
| Age rating | 4+ | 17+ |
| Developer | OpenSolar Pty Ltd | Promserv Sdn Bhd |
In-app purchases
OpenSolar
No in-app purchases
SubstationXpert
No in-app purchases







