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Yam Display vs Duet Display: catalog facts
Yam Display	Duet Display
Paid Pricing is not listed on the homepage; the companion apps are distributed through the App…	Paid Paid app with plans listed on the pricing page.
macOS, iOS	Windows, macOS, Android, iOS
USB and wireless connection options Can use another Mac as the display	Uses tablets and phones as extra monitors Drawing tablet mode for illustration
Mac host only Needs separate companion apps on each device	Paid, with features split across plans Requires an account
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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