Use these to see who is connected to your network and block unwanted "guests." : A highly-rated mobile app for scanning networks.
: Experts from SecurityLab note its ease of use for creating "heat maps" of your home to identify dead zones.
: Visualizes channel overlapping in real-time and recommends the "cleanest" frequency (2.4GHz or 5GHz).
: This is widely considered the best choice for privacy-conscious users.
: A professional-grade tool for Windows, macOS, and Android.