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Belarc Advisor vs Hardinfo2: catalog facts
Belarc Advisor	Hardinfo2
Free Free for personal use only; commercial and government use is prohibited.	Free Free and open source.
Windows	Linux
Detailed inventory of hardware and installed software Lists missing Microsoft hotfixes and anti-virus status	System information and benchmarks in one graphical app Actively maintained successor to hardinfo
Personal use only; not allowed in businesses or schools Windows only	Linux only Smaller project than some other system information tools
Downloadable app	Downloadable app
Closed source	Open source
License: Proprietary	License: GPL-2.0-or-later
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 September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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