THWiFi FPV is a free Android app developed by SHENZHEN TZH ELECTRONICS CO. LTD in the Lifestyle category. It is designed to be used with 4-Axis aircraft to provide a unique flying experience. The app allows users to view real-time footage captured by the camera on the 4-Axis aircraft on their smart device. Additionally, users can take photos and videos via WIFI transmission and view the files later. The app also boasts a VR goggle feature that provides an immersive flying experience. However, it is important to read the instructions carefully before taking off.

Overall, THWiFi FPV is a useful app for 4-Axis aircraft enthusiasts who want to capture and view aerial footage. The real-time display and VR goggle feature provide an immersive and unique experience. The app is easy to use and the ability to review photo and video files is a nice touch. It's worth noting that this app is not suitable for those looking for a general-purpose camera app.