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Belarc Advisor vs Speccy: catalog facts
Belarc Advisor	Speccy
Free Free for personal use only; commercial and government use is prohibited.	Freemium A free version is available. Speccy Professional is a paid licence.
Windows	Windows
Detailed inventory of hardware and installed software Lists missing Microsoft hotfixes and anti-virus status	One page answers what hardware is in the machine and how hot it is Snapshots can be saved or shared when asking for help
Personal use only; not allowed in businesses or schools Windows only	Development has slowed considerably The Professional edition with automatic updates is paid
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	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 September 24, 2026	Official website Full listing and sources Checked September 22, 2026

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