Meet the WiPry 2500x: a dual-band WiFi spectrum analyzer that lets you use your iOS/Android device to optimize your network. It can be used to view noisy channels and interference. WiPry 2500x has a portable design and supports 802.11 b/g/n/ac and ZigBee protocols.
The device is slightly larger than its predecessor but the space is used for external charging. The app has been improved with enhanced reporting function and SNR / SINR automatic calculation.