APP:
nRF Connect for Mobile
nRF Connect v.4.19.0
https://github.com/NordicSemiconductor/Android-nRF-Connect/releases
http://www.nordicsemi.com/eng/Products/Nordic-mobile-Apps/nRF-Connect-for-Mobile
https://github.com/NordicSemiconductor
pc-ble-driver-js
pc-ble-driver
pc-nrfconnect-ble
https://github.com/NordicSemiconductor/Android-nRF-Connect/releases