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Copper vs Streak: catalog facts
Copper	Streak
Paid Paid subscription with a free trial available.	Freemium Free to try, with paid plans listed on the pricing page.
Android, iOS, Web, Browser extension	Browser extension
Works directly inside Gmail and Google Calendar Lead capture from web forms, business cards and LinkedIn	CRM pipelines inside the Gmail interface Extensions for Chrome, Edge and Safari
Built around Google Workspace, so it is less useful for Microsoft 365 teams Paid service with no self-hosted option	Only works with Gmail Initial setup requires a desktop browser
Downloadable app, Hosted service, Browser extension	Hosted service, Browser extension
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Not stated if it works offline	Needs internet
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.