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OpenedFilesView vs IObit Unlocker: catalog facts
OpenedFilesView	IObit Unlocker
Free Freeware from NirSoft with no paid tier.	Free Free to download and use.
Windows	Windows
Finds which process is locking a file Close handles or processes directly from the list	Fixes files that cannot be deleted or moved because they are in use Simple single-purpose tool
Does not work on Windows 10 or 11 with Secure Boot turned on Requires administrator rights	Windows only The download page promotes other IObit products such as Advanced SystemCare
Downloadable app	Downloadable app
Closed source	Closed source
License: Freeware	License not stated
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 2, 2026

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