work:
1 laptop
1 mac mini
4 rpi
2 iphones
8 android phone
+ various devices running embedded linux
private:
1 desktop
1 laptop
3 android phones
2 rpi
1 android tablet
1 ps4
I develop/test a lot of BLE stuff , for Android automation I use rpi+ phones. To build/automate iOs. iPhone+mac+rpi.