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SignalSense vs MobiloSignal: catalog facts
SignalSense	MobiloSignal
Free Free and open source under the GPL-3.0.	Free Free and open source under the GPL-3.0 licence.
Android	Android
Instant alerts on network type changes Covers 5G, 4G, 3G and older networks	Shows exact dBm instead of signal bars Always visible in the status bar and a notification
Only reports changes, it cannot hold a connection on a given network Small project with no tagged releases	Android only, requires Android 8 or later Shows signal strength only, not other network diagnostics
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-only
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 October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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