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HWiNFO vs Sidebar Diagnostics: catalog facts
HWiNFO	Sidebar Diagnostics
Freemium Free for personal and non-commercial use. Commercial use requires a paid Pro licence after…	Free Free and open source under the GPL-3.0 licence.
Windows	Windows
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	Always-visible sidebar instead of a separate window Covers CPU, RAM, GPU, network and drives
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	Windows only Last code change was in early 2024
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked October 2, 2026

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