iSTC. vs Thermal Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iSTC.
Connect a thermal image camera to your smartphone via Wi-Fi to view live thermal feeds. Analyze temperature data, capture images, and retrieve external measurement data from compatible products.
- Wi-Fi connection to thermal cameras
- Live thermal image viewing on phone
- Max/min/point temperature display
- Image capture functionality
- Bluetooth external measure data retrieval
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- you can build a connection between Thermal Image Camera and smart phone through the wifi, then you can see the image on the phone screen. - you can get the max/min/any point temperature on the screen. - you can take a picture. - you can get some external measure data of MEET'S product by bluetooth.
Thermal Pro
This portable thermal imager converts object heat radiation into images and temperature data. It offers high-resolution thermal imaging, real-time temperature measurement, and various display modes. Users can record videos, set alarms, and generate detailed analysis reports.
- 256x192 pixel infrared resolution
- Real-time high-definition thermal imaging
- Temperature range -20℃ to 550℃
- Thermal imaging, fusion, and picture-in-picture modes
- Real-time temperature sound/light alarms
- Temperature measurement analysis reports
- Video recording and playback
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The mobile phone thermal imager is a portable thermal imaging product of long-wave infrared (8~14μm, LWIR), which can convert the thermal radiation of the measured object into images and temperature data. Main functions: 1. Supports ultra-high infrared resolution of 256X192 pixels, and displays thermal images in real time and high definition through 25Hz high frame rate. 2. Supports measurement of the full temperature range of -20℃~550℃ (-4℉~1022℉), and can accurately detect temperature changes of 0.1℃(32.18℉). 3. Supports real-time image photography and video recording, and can set the maximum\minimum\center temperature value display of point, line, and surface areas at any position on the image. 4. Supports thermal imaging\fusion\picture-in-picture mode switching, combining infrared images and visible light images. 5. Supports real-time temperature sound/light alarm, and can customize high or low temperature alarm values and alarm modes. 6. Support real-time temperature waveform monitoring, you can set points, lines, and surface areas at any position on the image for temperature monitoring, automatically save temperature monitoring videos, support video playback and excel table data export. 7. Support the generation of temperature measurement analysis reports, you can select any photo in the album to generate a PDF report, and support PDF report sharing.
Screenshots
Verdict
The clearest difference is rating: iSTC. at 1.5 against Thermal Pro's 1.0. iSTC. also leads on iOS requirement (9.0 vs 12.0). On price, ratings volume, update cadence and ads 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.
iSTC. holds the better App Store score, 1.5 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
iSTC. ships an update every 2 months, Thermal Pro every 4 months. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.
| Parameter | iSTC. | Thermal Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 1.5 (2 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 8 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | HK Meet Ltd | Shenzhen Leagend Optoelectronics Co., Ltd. |
Customer experience
iSTC.
Thermal Pro
In-app purchases
iSTC.
No in-app purchases
Thermal Pro
No in-app purchases







