Starry - A touchscreen Wi-Fi router and radical Internet service
Simple Flashlight - A clean flashlight with an extra bright display and customizable stroboscope.
eero - Blanket your home in fast, reliable WiFi
Screen Torch Advanced 2 - "Screen Torch Advanced 2", is an handy torch program. It only uses devices' backlight.
MIWIFI by Xiaomi - Wifi router beta with a twist: you build it yourself
Flashlight - Control your Mac with a keystroke.