Comparison

iSTC. vs Thermal Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

- 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.

About

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.

Highlights
  • 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
Features
Read full description

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

iSTC.4 screens
Thermal Pro4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard2 real differences · 8 level
iSTC. versus Thermal Pro: the parameters behind the verdict, then further details
ParameteriSTC.Thermal Pro
PriceFreeFree
Rating1.5 (2 ratings) — better1.0 (1 ratings)
Positive reviews—0.0% of reviews
Number of ratings2 — better1
Update frequencyEvery 2 months — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS9.0 — better12.0
Further details — not scored
Size8 MB28 MB
Age rating4+4+
DeveloperHK Meet LtdShenzhen Leagend Optoelectronics Co., Ltd.

Customer experience

iSTC.

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Thermal Pro

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

iSTC.

No in-app purchases

None

Thermal Pro

No in-app purchases

Questions

Is iSTC. free?
iSTC. is free to download, with no in-app purchases.
Is Thermal Pro free?
Thermal Pro is free to download, with no in-app purchases.
Which has better reviews, iSTC. or Thermal Pro?
iSTC. is rated higher. iSTC. averages 1.5 out of 5 from 2 ratings, while Thermal Pro averages 1.0 from 1 ratings.
Do iSTC. or Thermal Pro have ads?
Neither iSTC. nor Thermal Pro shows ads.
Which is updated more often, iSTC. or Thermal Pro?
iSTC. ships an update every 2 months, and Thermal Pro every 4 months. Most recently, iSTC. was updated on October 7, 2026 and Thermal Pro on October 13, 2026.

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