lemlist

lemlist is a web-based sales engagement and prospecting platform for B2B sales teams, agencies, recruiters, and founders who run cold outreach and lead generation.

Key capabilities include:

• Multichannel sequences with unlimited email campaigns, sequences, and follow-ups, plus LinkedIn automation, WhatsApp messaging, and in-app calling from a single workflow
• Lead sourcing and enrichment via a 450M+ lead database (the website also references 600M+), with built-in email finder/verifier and phone enrichment credits
• Deliverability tooling such as lemwarm warm-up and inbox rotation to help keep outbound email out of spam
• Personalization at scale using dynamic variables, Liquid syntax, and custom images; higher tiers add options like custom landing pages and conditioned sequences

Pricing: Paid, tiered plans with a 14-day free trial. Email Pro starts at $63 to $79 per user/month; Multichannel Expert starts at $99 to $109 per user/month; Enterprise offers custom pricing (annual minimum 5 seats).

What makes it notable is the combination of lead database + enrichment + multichannel outreach + warm-up deliverability in one platform, plus integrations with HubSpot, Salesforce, and Pipedrive, along with API and webhooks for fitting into existing sales stacks.