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Acrylic Wi-Fi vs Sparrow-wifi: catalog facts
Acrylic Wi-Fi	Sparrow-wifi
Freemium A limited free version is available. Professional editions are paid.	Free Free and open source.
Windows	Linux
Monitor-mode packet capture on Windows, which is normally difficult Heat mapping and survey tools alongside the scanner	Wi-Fi and Bluetooth scanning in one GUI GPS and spectrum support
The free version is limited and the professional editions are paid Windows only, closed source	Linux only Installed from source with Python dependencies
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.