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Guides to finding WiFi dead zones, placing routers and boosters, and reading your home's coverage.
Guide
How to make a WiFi heatmap on iPhone (and find your dead zones)
Make a WiFi heatmap of your home on iPhone in about ten minutes: scan the rooms with LiDAR, walk them once, and see green where WiFi works and red where it dies.
Updated November 2, 2026 CompareNetSpot alternative for iPhone: WiFi Heatmap & Coverage Map compared
Looking for a NetSpot alternative on iPhone? How WiFi Heatmap & Coverage Map differs: LiDAR draws your floor plan, you walk once, and every room shows where WiFi dies.
Updated November 2, 2026