5 Best Free Thermal Imaging App For Android

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Download the Best Free Thermal Imaging App For Android on the Google Store by clicking this ButtonThermal imaging technology is becoming increasingly popular for its ability to detect heat signatures and provide a visual representation of temperature differences in real-time. Some Android devices now offer built-in thermal imaging capabilities, but for those without this feature, there are a variety of third-party apps available. In this article, we will explore the best free thermal imaging app options for Android and evaluate their features and effectiveness.

We have compiled a list of 5 Best Free Thermal Imaging App For Android for your consideration, which have undergone rigorous testing and evaluation by our team of experts.

5 Best Free Thermal Imaging App For Android

1. Seek Thermal

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Seek Thermal, a thermal imaging camera, has received recognition for its performance and innovation. It has been featured as the Best Product of the Year by Popular Science and This Old House, and Best of the Best New Products by Field & Stream. Furthermore, it has been widely covered in more than 500 press articles.

The Seek Thermal imaging camera, when paired with the Seek App, enables users to detect, inspect, measure, and visualize thermal energy from their smartphone or tablet. It is designed for use in various settings, including work and outdoor activities. The app allows users to capture thermal photos and videos and share, store, or document them easily. It also enables spot temperature measurements and thermal imaging of the entire scene.

The Seek App offers advanced features, such as Span & Level and Emissivity, which are not available in entry-level Compact and CompactXR models. Users can safely examine objects in daylight or darkness, even through obscurants like fog, smoke, and light brush. The app provides multiple viewing modes and color palettes to ensure the best thermal image. It is compatible with both smartphones and tablets, providing an efficient tool for increased productivity.


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The FLIR ONE® Thermal Camera attachment combined with the FLIR ONE app turns an Android phone into a professional thermal camera for inspection and troubleshooting. To utilize the thermal camera view, the app requires the FLIR ONE Thermal Camera to be connected to the smartphone. However, the app can still be explored without the device attached. More information can be found at www.flir.com/flirone.

The FLIR ONE is equipped with advanced image enhancement features such as FLIR MSX® and FLIR VividIR™, providing best-in-class thermal imagery for smartphones. These features ensure precision in detecting problems, making it easier to find faults in electrical panels, HVAC failures, and hidden water damages. The OneFit™ adjustable height connector works with smartphones and tablets, even with a protective case on, ensuring compatibility.

Key features of the FLIR ONE app include the ability to scan for faults using the thermal camera view, capture photos and videos, and automatically track the hottest and coldest spot (Pro Series only). Additionally, the app allows for a variety of color palettes, temperature spot measurements, and adjustment of the IR scale to highlight the problem (Pro Series only). Users can add text notes to photos to document their findings and easily share them with clients and colleagues.

To stay up-to-date with application ideas, news, and to share daily discoveries, users can follow FLIR on various social media channels, such as Facebook, Instagram, Twitter, and YouTube.

3. FLIR Tools Mobile 2019

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FLIR Tools Mobile is an Android app that allows for the analysis, management, and distribution of infrared images. The app is designed for professional thermographers and allows for the capturing of live, streaming infrared video and stills from select FLIR cameras. It also facilitates remote access and control of the camera, which is particularly useful for IR inspections of energized equipment or performing IR surveys in hard-to-reach locations and harsh working environments. The app enables decision makers and team members to observe and collaborate in the thermal imaging process.

FLIR Tools Mobile offers a range of features and functions, including remote control, MSX, images with sketch on DC and IR, images with field of view follow, editable text comments, emissivity table, and import of images from Wi-Fi-enabled cameras. The app also allows for the connection and streaming of infrared images from the camera and measurement data from FLIR Test & Measurement meters. Users can lay out and move measurement tools on the image, read out temperature measurements, and create and configure temporal plots based on results of measurement tools on the infrared image.

In addition, FLIR Tools Mobile allows for the log of measurement data and export as a *.csv file, saving a measurement scenario as a data snapshot, zooming in on images, remotely taking snapshots when a camera is connected, taking snapshots on the camera that will automatically be saved on the Android device, deleting images on the Android device, and displaying an image’s GPS coordinates on Google Maps.

4. Thermal Camera For FLIR One

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The Thermal Camera for FLIR One is an application that enables users to view images captured by the FLIR One USB thermal camera or the Cat S60 device. To use the application, the hardware must be connected to the user’s smartphone. For more information on the FLIR One, users can visit http://www.flir.de/flirone/ios-android/. Additionally, a manual for the application can be found at http://thermcam.binaryblogger.de/manualA/.

The viewer application utilizes raw data from the thermal camera to take full advantage of the hardware capabilities. The free features of the application include manual gamma regulation of color scale, full Lepton 3 sensor resolution 160×120, added watermark to live view, original SDK MSX mode, higher precision for calibration data, lock of temperature range, FLIR Tools integration, and on-screen temperature.

Supported devices for the Thermal Camera for FLIR One application include FLIR One v2 for Android (FLIR ONE App) and Cat S60 Smartphone (MyFLIR for Cat S60).

5. Therm-App™

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The Therm-App™ device is required to use this application, which can be found at http://www.Therm-App.com. This app enables Android smartphones to function as powerful thermal cameras with long-range night vision and high-resolution thermography capabilities. Among its many uses, this app can be used for security, safety, farming, lifeguarding, wildlife observation, and more.
Therm-App Basic is a free application that is available to Therm-App™ device users.

This app offers the following features:
– Resolutions of either 384×288 or 640×480 pixels
– Capability to change between thermal (night vision) or thermographic (color map) views
– The ability to provide a temperature reading
– Change color pallets for best thermography view
– The ability to record images and videos
– Sharing options through social media and other messaging applications

To use the Therm-App™ application, a smartphone running Android 6 (or newer) is required, with a USB-OTG (On The Go) support.