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toolBLEx vs nRF Connect for Desktop: catalog facts
toolBLEx	nRF Connect for Desktop
Free Free and open source under the GPL-3.0 or later.	Free Free download from Nordic Semiconductor.
Windows, macOS, Linux	Windows, macOS, Linux
Handles both BLE and Classic Bluetooth RSSI and proximity graphs	Several Bluetooth LE and LTE testing apps in one launcher Includes power optimization and device programming tools
A specialist tool for Bluetooth work Results depend on the host Bluetooth adapter	Only useful with Nordic Semiconductor hardware
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0-or-later	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it 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.