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Battery Info vs BatteryInfoView: catalog facts
Battery Info	BatteryInfoView
Free Free and open source under the GPL 3.0 or later.	Free Freeware from NirSoft; it may not be sold or bundled with commercial products.
Linux	Windows
Shows design versus actual battery capacity as a percentage Lists battery and computer model for sourcing a replacement	Battery health from designed versus full-charge capacity Timed log that also captures standby drain
Linux only Shows information only; no charge control or history graphs	Serial number, manufacture date and cycle count only appear if the battery provides them Time estimates are based on the last 30 seconds of activity
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0-or-later	License: Freeware
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 8, 2026

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