Lemlist vs Warmy: Cold Email Platform vs Email Warmup Tool Comparison
Compare Lemlist (cold email platform) and Warmy (email warmup tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Compare Lemlist (cold email platform) and Warmy (email warmup tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Reviewed and updated September 2, 2026
Lemlist vs Warmy: Cold Email Platform vs Email Warmup Tool Comparison
Lemlist is a cold email platform; Warmy is an email warmup tool. Whether you need one, the other, or both depends on which part of the workflow you are buying for: cold email outreach on one side, email domain warming and deliverability on the other. This guide lays out what each vendor publishes.
The Quick Answer
Lemlist is a cold email platform for cold email outreach; Warmy is an email warmup tool for email domain warming and deliverability. By each vendor's own wording, Lemlist lists 650m+ lead database and ai personalization, and Warmy lists email warm-up and email seed list.
Lemlist publishes an entry price of $69/mo; Warmy uses custom pricing, so the two cannot be compared on list price.
If your priority is sending campaigns that land in the inbox and generate replies, Lemlist is the one built for it; for building sender reputation and improving inbox placement, that is Warmy. Many teams run one of each.
Understanding the Core Difference
Lemlist is Multichannel sales engagement platform with 650M+ lead database, AI personalization, and LinkedIn automation.
Warmy is Automated email deliverability tool that warms up domains and IPs with AI-driven automation and a network of business or consumer mailboxes. Adds Google Postmaster integration, seed lists, deliverability insights and email verification in the same platform.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
B2B sender
Lemlist Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| $69/mo | Unlimited Contacts | 50,000 emails /mo | |
| Multichannel | $109/mo | Unlimited | Unlimited emails & messages /mo |
| Enterprise | Contact Sales | Unlimited | Unlimited emails & messages /mo |
Source: Lemlist Pricing
Warmy Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| B2B sender | Contact Sales | Reach Businesses | Volume-based pricing |
| B2C sender | Contact Sales | Reach Consumers | Volume-based pricing |
| Custom plan | Contact Sales | Custom Solution | Volume-based pricing |
Source: Warmy Pricing
Pricing Analysis
One or both platforms use custom or contact-based pricing for some tiers. Reach out to their sales teams for exact quotes based on your usage needs.
Features Breakdown
- 650M+ lead database
- AI personalization
- Email warmup and deliverability boost
- Unlimited email follow-ups
- LinkedIn automation
- In-app VoIP calling
- and 2 more listed below
- Email Warm-Up
- Email Seed List
- Deliverability Insights
- Google Postmaster Integration
- Email Verification
- Warmy API
- and 2 more listed below
Lemlist Key Features
- 650M+ lead database
- AI personalization
- Email warmup and deliverability boost
- Unlimited email follow-ups
- LinkedIn automation
- In-app VoIP calling
- WhatsApp integration (add-on)
- Chrome extensions
Warmy Key Features
- Email Warm-Up
- Email Seed List
- Deliverability Insights
- Google Postmaster Integration
- Email Verification
- Warmy API
- Deliverability monitor
- Dedicated deliverability expert
The two lists below are a diff of each vendor's own feature list by exact wording, so a capability both tools offer can appear on either side under a different name.
Listed only by Lemlist
- 650M+ lead database
- AI personalization
- Email warmup and deliverability boost
- Unlimited email follow-ups
- LinkedIn automation
- In-app VoIP calling
- WhatsApp integration (add-on)
- Chrome extensions
Listed only by Warmy
- Email Warm-Up
- Email Seed List
- Deliverability Insights
- Google Postmaster Integration
- Email Verification
- Warmy API
- Deliverability monitor
- Dedicated deliverability expert
Integration Ecosystem
Lemlist Integrations
Lemlist connects with: HubSpot, Salesforce, Pipedrive, Close.io, Zoho CRM, Zapier, Make, n8n, Clay, Apollo, Slack, Airtable, Calendly.
Warmy Integrations
Warmy connects with: Google Workspace, Microsoft 365, Gmail, Yahoo, Outlook, Google Postmaster.
Integrations listed only by Lemlist: HubSpot, Salesforce, Pipedrive, Close.io, Zoho CRM, Zapier, Make, n8n, Clay, Apollo, Slack, Airtable, Calendly.
Integrations listed only by Warmy: Google Workspace, Microsoft 365, Gmail, Yahoo, Outlook, Google Postmaster.
Use Case Recommendations
Best Fit for Lemlist
- Organizations with complex tech stacks needing broad integration support (13 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
- Sales teams running high-volume outbound email campaigns
- Agencies managing multiple client outreach programs
Best Fit for Warmy
- Enterprise buyers who prefer custom pricing and dedicated support
- Teams launching new email domains for outreach
- Organizations recovering from deliverability issues
- Agencies managing warmup across multiple client domains
Feature Comparison Summary
| Feature | Lemlist | Warmy |
|---|---|---|
| Starting Price | $69/mo | Contact Sales |
| Top Tier Price | Contact Sales | Contact Sales |
| Total Features Listed | 8 | 8 |
| Integrations | 13 | 6 |
Getting Started Checklist
- Define your cold email outreach and email domain warming and deliverability requirements and monthly budget
- Estimate your expected email sending volume and warmup email volume to find the right tier
- List the integrations your team currently relies on
- Sign up for free trials or demos of both platforms
- Run a small test with each tool before making a commitment
- Evaluate the onboarding experience and support quality
Final Thoughts
Lemlist serves the cold email outreach side of an outbound stack and Warmy the email domain warming and deliverability side. Lemlist publishes an entry price of $69/mo, while Warmy uses custom pricing for its plans, so compare on features and on the quote you receive. Your decision should weigh pricing against the specific features that matter most for your workflow.
Start with a trial of each to see which platform fits your team's daily process. The best tool is the one your team actually uses consistently.
Pricing and features verified as of September 2026. Visit Lemlist and Warmy for current information.
About the author.
Tim Carden is CMO / CTO at RevenueFlow, which builds and operates outbound revenue engines for B2B companies. Studied at McGill University.
Tim Carden · CMO / CTO
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