Smartlead
smartlead.ai
Cold email infrastructure with unlimited inboxes
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Clay
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Data enrichment and AI research for outbound
Apollo.io
apollo.io
B2B database with AI-powered sequences
Attio
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AI-native CRM that adapts to your data
Folk
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Lightweight CRM with AI follow-ups
Day.ai
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CRM that fills itself from your conversations
HubSpot Breeze
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AI agents across the HubSpot CRM