SignalSketch

Test WiFi fast. Share professional reports with customers. Completely free. No ads. No login.

Modern interface. No complicated setup — just open and scan.

SignalSketch gives technicians and installers the tools to diagnose WiFi issues, prove coverage problems to customers, and close jobs with confidence.

✓ Quick Scan — Instant signal strength, channel analysis, and network diagnostics
✓ WiFi Heatmaps — Walk through a site to find dead zones and visualize coverage
✓ Channel Analysis — See nearby access points and find the least congested channels
✓ Professional PDF Reports — Share polished documentation with customers in one tap

CLOSE MORE JOBS
Show customers exactly where their WiFi falls short. Professional reports help you upsell access points, justify your recommendations, and reduce callbacks.

NO ADS. NO LOGIN. NO HASSLE.
Start scanning immediately. Your data stays on your device.