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Sidebar Diagnostics vs HWiNFO: catalog facts
Sidebar Diagnostics	HWiNFO
Free Free and open source under the GPL-3.0 licence.	Freemium Free for personal and non-commercial use. Commercial use requires a paid Pro licence after…
Windows	Windows
Always-visible sidebar instead of a separate window Covers CPU, RAM, GPU, network and drives	Reports far more detail than Windows itself exposes, down to individual memory module SPD data Real-time sensor monitoring with logging, alerts and an on-screen display
Windows only Last code change was in early 2024	Windows only, apart from a legacy DOS build Commercial use requires a paid Pro licence; the free build allows only a 14-day evaluation at work
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 20, 2026

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