Thermal Mobile vs TrafoCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Thermal Mobile
Connect your smartphone to a thermal camera for real-time image transmission. Analyze, edit, and share thermal images directly within the application.
- Real-time image transmission
- Image analysis
- Image editing
- Image sharing
- Smartphone thermal camera connectivity
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Thermal Mobile is an application for Uni-Trend’s smartphone thermal cameras. After installing the application, the smartphone can be connected to the thermal camera via the interface for real-time image transmission. The images can be analyzed, edited and shared in the application.
TrafoCalc
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TrafoCalc is a practical transformer calculation tool built specifically for field engineers, commissioning teams, and utility professionals. Designed for real-world use at substations and test sites, TrafoCalc provides fast, reliable calculations without spreadsheets or manual formulas. Key Features • Rated current calculation (HV & LV, 3-phase) • Transformer ratio calculation based on vector group • Full tap-changer support (Tap 1 = highest voltage) • Per-tap voltage and ratio calculation • ±0.5% ratio tolerance range for testing reference • Short-circuit current calculation • Supports common IEC vector groups (Dyn, YNd, Yy) • Clean, offline-ready interface Built for Professionals TrafoCalc follows IEC-based formulas and is suitable for: • Factory Acceptance Tests (FAT) • Site Acceptance Tests (SAT) • OLTC verification • Ratio testing reference • Substation commissioning No ads. No clutter. Just the calculations engineers actually need.
Screenshots
Verdict
The clearest difference is price: Thermal Mobile at Free against TrafoCalc's $0.99. Thermal Mobile also leads on iOS requirement (11.0 vs 18.2). TrafoCalc's advantage is update cadence (every 9 days vs every 2 months). On ads, in-app purchases and device support 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
Thermal Mobile is free to download; TrafoCalc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Thermal Mobile ships an update every 2 months, TrafoCalc every 9 days. The most recent releases landed on September 7, 2026 and September 8, 2026 respectively.
| Parameter | Thermal Mobile | TrafoCalc |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 1.9 (16 ratings) — better | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 — better | 18.2 |
| Further details — not scored | ||
| Size | 88 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. | Mohd Dahnial Ismail |
In-app purchases
Thermal Mobile
No in-app purchases
TrafoCalc
No in-app purchases
Questions
Is Thermal Mobile free?
Is TrafoCalc free?
Do Thermal Mobile or TrafoCalc have ads?
Which is updated more often, Thermal Mobile or TrafoCalc?
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