Thermal Link vs EWA Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Thermal Link
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The Thermal Link APP is applied to UNI-T's thermal imagers such as X、B、E、V、G and H series. After installing this APP on mobile phones, users can connect it to a thermal imager via Wi-Fi for communication, and use the tools provided by the APP to perform functions such as temperature analysis on the image.
EWA Connect
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EWA Spa App provides professional spa water management with advanced monitoring and maintenance tracking. Keep your spa perfectly balanced and ready for relaxation year-round.\n\nKey Features:\n• Real-time spa water chemistry monitoring\n• pH, alkalinity, and sanitizer level tracking\n• Temperature monitoring and control\n• Maintenance scheduling and reminders\n• Chemical dosing recommendations\n• Spa equipment status monitoring\n• Water circulation alerts\n• Historical data and trend analysis\n• Multi-spa support for commercial facilities\n• Professional maintenance reports\n• Smart notifications and alerts\n• Weather integration for optimal timing\n• Export data for maintenance records\n\nPerfect for:\n• Residential spa owners\n• Commercial spa facilities\n• Hotels and resorts\n• Wellness centers\n• Spa service professionals\n• Facility managers\n• Health clubs and fitness centers\n\nNever worry about spa water quality again. EWA Spa App provides professional-grade monitoring with simple, intuitive controls. Get instant alerts when chemical levels need adjustment and receive automated recommendations for optimal spa maintenance.
Screenshots
Verdict
The clearest difference is update cadence: EWA Connect at every 4 weeks against Thermal Link's every 3 months. Thermal Link's advantage is iOS requirement (11.0 vs 13.0). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Thermal Link ships an update every 3 months, EWA Connect every 4 weeks. The most recent releases landed on October 27, 2026 and October 8, 2026 respectively.
| Parameter | Thermal Link | EWA Connect |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 58 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. | Terrence Booysen |
In-app purchases
Thermal Link
No in-app purchases
EWA Connect
No in-app purchases









