EmailWarmer.io vs Warmy: Email Warmup Tool Comparison
Compare EmailWarmer.io and Warmy side by side. See pricing, features, and integrations to choose the right email warmup tool for your needs.
Compare EmailWarmer.io and Warmy side by side. See pricing, features, and integrations to choose the right email warmup tool for your needs.
Reviewed and updated September 4, 2026
EmailWarmer.io vs Warmy: Email Warmup Tool Comparison
If you are comparing email domain warming and deliverability tools, EmailWarmer.io and Warmy will likely both appear on your radar. They share some surface-level similarities, but the details reveal important differences in pricing, capability, and target audience.
The Quick Answer
By each vendor's own wording, EmailWarmer.io lists automated warmup engine and inbox placement testing, while Warmy lists email warm-up and email seed list. A capability both offer can appear under different names, so read both feature lists below.
EmailWarmer.io publishes an entry price of $0/mo; Warmy uses custom pricing, so the two cannot be compared on list price.
If your priority is building sender reputation and improving inbox placement, both tools target it. The right choice depends on your budget, team size, and the specific capabilities you need most.
Understanding the Core Difference
EmailWarmer.io is Automated email warmup and deliverability platform with flat plans that are not billed per inbox: an AI warmup engine on a network of real inboxes, inbox placement tests, DNS and blacklist monitoring and an AI Copilot for deliverability diagnostics.
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
Free
B2B sender
EmailWarmer.io Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Free | Free | 1 mailbox | 20 warmup emails/day; 1 placement test/week |
| Starter | $19/mo | 5 mailboxes | 100 warmup emails/day per inbox; 20 placement tests/month |
| Pro | $49/mo | 25 mailboxes | 200 warmup emails/day per inbox; 100 placement tests/month |
| Custom | Contact Sales | Unlimited mailboxes; for agencies & enterprise teams | Custom warmup volume; unlimited placement tests |
Source: EmailWarmer.io 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.
EmailWarmer.io offers 4 pricing tiers compared to Warmy's 3, giving you more granularity as you scale.
EmailWarmer.io includes a free tier, letting you test the platform before committing financially.
Features Breakdown
- Automated warmup engine
- Inbox placement testing
- DNS & authentication auditing
- Blacklist monitoring
- AI Copilot
- API & webhooks
- and 3 more listed below
- Email Warm-Up
- Email Seed List
- Deliverability Insights
- Google Postmaster Integration
- Email Verification
- Warmy API
- and 2 more listed below
EmailWarmer.io Key Features
- Automated warmup engine
- Inbox placement testing
- DNS & authentication auditing
- Blacklist monitoring
- AI Copilot
- API & webhooks
- Automatic spam-folder rescue
- Timezone-aware scheduling
- Gradual volume ramp
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 EmailWarmer.io
- Automated warmup engine
- Inbox placement testing
- DNS & authentication auditing
- Blacklist monitoring
- AI Copilot
- API & webhooks
- Automatic spam-folder rescue
- Timezone-aware scheduling
- Gradual volume ramp
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
EmailWarmer.io Integrations
EmailWarmer.io connects with: Gmail, Microsoft 365, SMTP/IMAP, Google Postmaster, Zoho.
Warmy Integrations
Warmy connects with: Google Workspace, Microsoft 365, Gmail, Yahoo, Outlook, Google Postmaster.
Shared Integrations
Both tools integrate with: Gmail, Microsoft 365, Google Postmaster.
Integrations listed only by EmailWarmer.io: SMTP/IMAP, Zoho.
Integrations listed only by Warmy: Google Workspace, Yahoo, Outlook.
Use Case Recommendations
Best Fit for EmailWarmer.io
- Budget-conscious teams looking for an affordable email warmup tool
- Teams that need a wide feature set (9 capabilities listed)
- Teams that want to start free and scale up as needs grow
- Enterprise buyers who prefer custom pricing and dedicated support
Best Fit for Warmy
- Organizations with complex tech stacks needing broad integration support (6 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
- Teams launching new email domains for outreach
- Organizations recovering from deliverability issues
Feature Comparison Summary
| Feature | EmailWarmer.io | Warmy |
|---|---|---|
| Starting Price | Free | Contact Sales |
| Top Tier Price | Contact Sales | Contact Sales |
| Total Features Listed | 9 | 8 |
| Integrations | 5 | 6 |
Getting Started Checklist
- Define your email domain warming and deliverability requirements and monthly budget
- Estimate your expected 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
EmailWarmer.io and Warmy both serve the email domain warming and deliverability market. EmailWarmer.io publishes an entry price (a free tier), 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 EmailWarmer.io 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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