MailToaster vs Warmy: Email Warmup Tool Comparison

MailToaster vs Warmy: Email Warmup Tool Comparison

Finding the right email warmup tool can directly impact your revenue pipeline. MailToaster and Warmy both aim to solve the same core problem (building sender reputation and improving inbox placement), yet they approach it differently. Let's break down the specifics.

The Quick Answer

By each vendor's own wording, MailToaster lists 100% automated email warm-up process and trusted network of real inboxes for extra security, 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.

MailToaster publishes an entry price of $29/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

MailToaster is Automated email warm-up service that builds, maintains and repairs sender reputation using peer-to-peer sending across a network of real inboxes. Warm-up profiles let you choose whether to build, maintain or repair reputation, and the system opens, replies to and removes messages from spam on your behalf.

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

$29/moMailToaster entry plan

Email Warm-up

Contact SalesWarmy entry plan

B2B sender

MailToaster Pricing (as of September 2026)

Source: MailToaster Pricing

Warmy Pricing (as of September 2026)

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.

Warmy offers 3 pricing tiers compared to MailToaster's 1, giving you more granularity as you scale.

Features Breakdown

MailToaster lists

• 100% automated email warm-up process
• Trusted network of real inboxes for extra security
• Positive engagement with your emails
• Available for GSuite and Outlook
• Multiple warm-up profiles to meet your current needs
• Filtering for warm-up emails in your Inbox
• and 2 more listed below

Warmy lists

• Email Warm-Up
• Email Seed List
• Deliverability Insights
• Google Postmaster Integration
• Email Verification
• Warmy API
• and 2 more listed below

MailToaster Key Features

• 100% automated email warm-up process
• Trusted network of real inboxes for extra security
• Positive engagement with your emails
• Available for GSuite and Outlook
• Multiple warm-up profiles to meet your current needs
• Filtering for warm-up emails in your Inbox
• Auto-generated texts and templates for warm-up emails
• Detailed reports for progress tracking

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 MailToaster

• 100% automated email warm-up process
• Trusted network of real inboxes for extra security
• Positive engagement with your emails
• Available for GSuite and Outlook
• Multiple warm-up profiles to meet your current needs
• Filtering for warm-up emails in your Inbox
• Auto-generated texts and templates for warm-up emails
• Detailed reports for progress tracking

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

MailToaster Integrations

MailToaster connects with: Gmail, GSuite, Outlook.

Warmy Integrations

Warmy connects with: Google Workspace, Microsoft 365, Gmail, Yahoo, Outlook, Google Postmaster.

Shared Integrations

Both tools integrate with: Gmail, Outlook.

Integrations listed only by MailToaster: GSuite.

Integrations listed only by Warmy: Google Workspace, Microsoft 365, Yahoo, Google Postmaster.

Use Case Recommendations

Best Fit for MailToaster

• Budget-conscious teams looking for an affordable email warmup tool
• Teams launching new email domains for outreach
• Organizations recovering from deliverability issues
• Agencies managing warmup across multiple client domains

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

Getting Started Checklist

1. Define your email domain warming and deliverability requirements and monthly budget
2. Estimate your expected warmup email volume to find the right tier
3. List the integrations your team currently relies on
4. Sign up for free trials or demos of both platforms
5. Run a small test with each tool before making a commitment
6. Evaluate the onboarding experience and support quality

Final Thoughts

MailToaster and Warmy both serve the email domain warming and deliverability market. MailToaster publishes an entry price of $29/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 MailToaster and Warmy for current information.