ExView® vs TopInfrared
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ExView®
This app connects to compatible meters to collect, trend, and analyze environmental data remotely. It allows for real-time monitoring, setting alarms, and generating custom PDF reports with photos. Data can be easily shared with team members.
- Remote data collection and trending
- Real-time dashboard view
- Bluetooth connectivity up to 90m
- Programmable high/low alarms
- Export data as CSV
- Generate custom PDF reports
- Attach photos to reports
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About the ExView® The EXTECH 250W Series compatible with the ExView® Mobile App. Connect up to 8 meters of any combination to measure and trend various parameters to help accurately diagnose environmental conditions and inspect/maintain HVAC and rotating equipment. The ExView® Mobile App is an easy-to-use powerful mobile data collection and reporting app. The dashboard provides a quick at-a-glance view of real-time data being collected from all of your EXTECH 250W connected meters. Users can monitor and collect data remotely from the meter(s), this is especially useful when you need to collect data in difficult to access areas. The meter(s) will communicate with the app via Bluetooth® up to a distance of 90 m (295 ft). In addition, you can set min/max alarms to improve response times to potential issues. The app enables you to quickly share data with team members either as a quick .CSV file or a comprehensive PDF report that can include photos of the impacted area/equipment. App Highlights Include: • Portable data collection, trending, analysis and reporting • Visualize Data and trends on your mobile device • Programmable High/Low audible alarms • Export data in .CSV file format • Generate Custom report in PDF • Take snapshots of the measurement area with your smart device • Day mode/Dark mode screen feature • Share data files directly from your mobile device • Connect up to 8 EXTECH 250W meters, any combination • AN250W Anemometer • LT250W Light Meter • SL250W Sound Level Meter • RH250W Hygro-Thermometer • RPM250W Laser Tachometer Please supply all feedback to: feedback@extech.com Thank you. EXTECH Digital Solutions Team
TopInfrared
This thermal imaging camera app provides high-resolution thermal images for precise temperature detection. It's ideal for inspecting insulation, examining electronics, and identifying heat loss with excellent accuracy and sensitivity.
- High-resolution thermal imaging (256x192)
- Precise temperature detection
- Insulation inspection
- Circuit board examination
- High heat sensitivity (40mk)
- Low power consumption
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Applications: The iOS smartphone thermal imaging camera offers exceptional precision in detecting temperatures, inspecting insulation, and examining circuit boards. Its impressive 256x192 ultra-high resolution ensures that thermal images are both sharp and detailed. The device has a temperature accuracy of ±3.6°F(2°C), boasting a resolution of 0.1°C. Moreover, with a low power consumption of only 0.35W, you can use it for extended periods without concerns about battery life. The camera's high heat sensitivity of 40mk enables it to detect even the slightest temperature changes with great precision.
Screenshots
Verdict
The clearest difference is rating: ExView® at 5.0 against TopInfrared's 3.5. ExView® also leads on in-app purchases (none vs 1). TopInfrared's advantage is update cadence (every 3 weeks vs every 6 months) and ratings volume (48 vs 1). On price, ads, device support 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. TopInfrared sells 1 one-off in-app purchase. ExView® asks for nothing beyond the download.
ExView® holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: TopInfrared has 48 ratings behind it against 1, so its average is the more settled of the two.
ExView® ships an update every 6 months, TopInfrared every 3 weeks. The most recent releases landed on September 24, 2026 and September 28, 2026 respectively.
| Parameter | ExView® | TopInfrared |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 3.5 (48 ratings) |
| Positive reviews | — | 39.7% of reviews |
| Number of ratings | 1 | 48 — better |
| Update frequency | Every 6 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 92 MB | 518 MB |
| Age rating | 4+ | 4+ |
| Developer | Extech Instruments | HK TOPDON TECHNOLOGY Co., LIMITED |
Customer experience
ExView®
TopInfrared
In-app purchases
ExView®
No in-app purchases
TopInfrared
- AI Features$19.99









