
lemlist
Instantly.ai
Apollo.io
Reply.io
Mailshake
Hunter.io
SmartLead.ai
Snov.io
Sections by Substack
WriteSparkle AI
MailBluster
Post Scheduler
Postcards
Letterloop
HubSpot Free Email Marketing
Publicate
lemlist is the #1-ranked sales engagement platform on G2, used by 20,000+ B2B companies to run multichannel outbound at scale. It covers the full outbound workflow in a single tool: a 600M+ contact database, waterfall enrichment (80% email find rate across 8 providers), multichannel sequences (email, LinkedIn, WhatsApp, phone), AI-powered personalization, a complete deliverability stack, unified inbox, and native CRM integrations with HubSpot, Salesforce, and Pipedrive. Founded in 2018, bootstrapped to $50M ARR and profitable.
lemlist
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Instantly.ai - Build your own infinitely scalable cold email outreach system with Instantly.
WriteSparkle AI - Chat with your documents and let your content sparkle.
Apollo.io - Apollo’s predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.
MailBluster - Thrive with MailBluster: A powerful and affordable email marketing platform. Perfect for sending unlimited emails seamlessly using Pro features like automation, segmentation, email templates, etc.
Reply.io - Reply.io is an AI-driven sales engagement platform that automates cold outreach through unlimited mailboxes, converts website traffic into booked meetings with AI Chat, and empowers your team to streamline the entire sales process with AI SDRs.
Post Scheduler - Schedule posts for static site generators (Jekyll, etc.)