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Sparrow-wifi vs toolBLEx: catalog facts
Sparrow-wifi	toolBLEx
Free Free and open source.	Free Free and open source under the GPL-3.0 or later.
Linux	Windows, macOS, Linux
Wi-Fi and Bluetooth scanning in one GUI GPS and spectrum support	Handles both BLE and Classic Bluetooth RSSI and proximity graphs
Linux only Installed from source with Python dependencies	A specialist tool for Bluetooth work Results depend on the host Bluetooth adapter
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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