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HelpWire vs UltraViewer: catalog facts
HelpWire	UltraViewer
Free Described as free by the developer.	Freemium Free to use, with paid licences available to order.
Windows, macOS, Linux	Windows
Free to use Covers Windows, macOS and Linux	Simple to set up for one-off support sessions Built-in chat and file transfer
Closed source and relies on the developer's service Few details published about how it works	Windows only Closed source
Downloadable app, Hosted service	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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