Proton Movies *** The Pro version can save video record and snapshot into external SD Card or USB Disk supports loop-recording and without ads ***
Tip:
Supports UVC WebCam WITH microphone and UVC video grabber WITH audio input(Up to 1080p via HDMI). MJPEG format is required when using 2 cameras at the same time.

Please click USB icon from toolbar to open Device dialog to open device if the system unable to detect your device.
Please use a good quality OTG cable and ensure power supply
Please ensure that the 2 cameras have sufficient power supply. It is recommended to use HUB with external power supply! Some devices may need to bridge HUB to work properly e.g. Elgato Cam link.
Using HEVC for video recording requires Android 7.0 or above and the device must supports HEVC codec.

See the video for more info: https://youtu.be/B569qfWx83U

"USB Dual Camera" can let your android device connect to 2 USB WebCams or video capture cards via USB-OTG at the same time. You can record video or capture snapshot.

"USB Dual Camera" can record video into two mp4 files synchronously if you connect to 2 USB WebCams at the same time and record. This feature can also records audio separately if both of the cameras have audio input. It can also set to create full Side-by-Side (SBS) 3D video. You can use your 3D video player to view 3D video. It can mix audio automatically if both cameras have audio input.

"USB Dual Camera" can add timestamp GPS speed and other info on the video frames while recording.

USB Dual Camera can seamless switching between foreground and background. Just press 'Enter background' from menu. The recording will not interrupted during switching!

For Pro version

"USB Dual Camera" supports loop-recording. Can set auto-segment when recording and auto-delete old video archives when no enough storage. "USB Dual Camera" can be used as "Dash Cam"