Comparison

Thermal Pro vs KT

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

Head to head
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.

About

KT

Features
Read full description

This is a Bluetooth low energy (BLE) application for GlobalSat KT-520-C configuration. By synchronizing with your KT-520-C, you can check the FW/APP versions and current settings. Also, you can adjust device settings to fulfill different user scenarios. With this application and KT-520-C, we believe you will have a better experience. Functions: Basic Information: Kineis IDH & S/N FW version / APP version Device settings : Transmission Strategy Security setting Firmware upgrade Support iOS 12 or above.

Screenshots

Thermal Pro4 screens
KT3 screens

Verdict

The call

The clearest difference is update cadence: KT at monthly against Thermal Pro's every 4 months. 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Thermal Pro ships an update every 4 months, KT monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 9 level
Thermal Pro versus KT: the parameters behind the verdict, then further details
ParameterThermal ProKT
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 4 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.012.0
Further details — not scored
Size28 MB3 MB
Age rating4+17+
DeveloperShenzhen Leagend Optoelectronics Co., Ltd.Globalsat Technology Corporation.

In-app purchases

None

Thermal Pro

No in-app purchases

None

KT

No in-app purchases

Questions

Is Thermal Pro free?
Thermal Pro is free to download, with no in-app purchases.
Is KT free?
KT is free to download, with no in-app purchases.
Do Thermal Pro or KT have ads?
Neither Thermal Pro nor KT shows ads.
Which is updated more often, Thermal Pro or KT?
Thermal Pro ships an update every 4 months, and KT monthly. Most recently, Thermal Pro was updated on October 24, 2026 and KT on October 25, 2026.

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