Sites and apps similar to Hamina include WiFi Heatmap, which has a free version. Other options are Ekahau HeatMapper, www.jwaves.io and Acrylic WiFi Heatmaps. In total there are four Wi-Fi Hotspots like Hamina for Windows.
WiFi Heatmap is a free, browser-based predictive WiFi planning tool — a lightweight alternative to Ekahau, NetSpot and Hamina for homes, small offices and homelabs. You upload a floorplan, trace walls by material (drywall, brick, glass, concrete, wood, metal, low-E glass), and...
The Free Wi-Fi Coverage Mapping Site Survey Tool
Ekahau HeatMapper is a free software tool for quick and easy coverage mapping of Wi-Fi (802.11) networks. It's the only free, easy-to-use tool that shows, on a map, the wireless network coverage in your home or small office.
United States
www.jwaves.io is online free service for Wi-Fi and DECT predictive surveys/ simulations. You can generate professional reports with RSSI heatmaps, floorplans, access-points.
