WiFi Heat Map: Coverage Survey

Create a WiFi heat map (WiFi coverage map) to find WiFi dead zones fast.

Find every WiFi dead zone in your home, and fix it.
Buffering in the back bedroom? A weak signal in the garage? WiFi Heatmap turns your phone into a survey tool that shows you exactly where your wireless coverage is strong, weak, or missing — room by room — so you know precisely what to fix.

Just load a floor plan (or sketch one), walk through your space, and tap as you go. The app builds a clear, color-coded picture of your real-world coverage in minutes.
Key features:

- WiFi signal strength map: build a color-coded heat map of your home or office and see coverage at a glance, room by room.
- Easy WiFi survey mode: load or draw a floor plan, walk and tap, and watch coverage data fill in live.
- Smart router placement tips: get practical guidance on where to move your router or mesh nodes for the best results.
- Real-time signal readings in dBm with accurate, easy-to-read indicators.
- Multi-room and multi-floor support for houses, apartments, and offices.
- Works with any router or mesh system, no special hardware required.
- Save, export, and share your heat maps to compare before and after changes.

Perfect for:
Setting up a new mesh system, optimizing Wi-Fi 6/6E/7 routers, eliminating gaming lag, improving video-call quality while working from home, or planning extender placement.
Whether you're a homeowner chasing one stubborn dead spot or a pro doing site checks, WiFi Heatmap gives you the data to make confident decisions.

Stop guessing where your signal drops. Map it, see it, and fix it.
Download WiFi Heat map today and take control of your wireless coverage.