Lemwarm vs MailToaster: Email Warmup Tool Comparison
Compare Lemwarm and MailToaster side by side. See pricing, features, and integrations to choose the right email warmup tool for your needs.
Lemwarm and MailToaster both start at $29 per month for email warmup, but Lemwarm offers three pricing tiers (Essential, Smart, Custom) versus MailToaster's single published plan. Lemwarm uses a network of 20,000+ healthy domains with deliverability scoring, while MailToaster uses real inboxes with warm-up profiles for building, maintaining, or repairing sender reputation.
Key takeaways
- Both Lemwarm and MailToaster start at $29 per month for their entry-level email warmup plans.
- Lemwarm offers three pricing tiers, Essential at $29/mo, Smart at $49/mo, and a Custom plan for teams with more than 10 users, while MailToaster publishes only one plan.
- Lemwarm's warmup network includes 20,000+ healthy domains, while MailToaster uses a network of real inboxes with peer-to-peer sending.
- Lemwarm is free with any lemlist subscription, whereas MailToaster is sold as a standalone $29/mo email warm-up service.
- Lemwarm integrates with Google Workspace, Microsoft 365, SMTP, and lemlist's CRM connections including HubSpot, Salesforce, and Pipedrive, while MailToaster's published integrations are limited to Gmail, GSuite, and Outlook.
Reviewed and updated September 2, 2026
Lemwarm vs MailToaster: Email Warmup Tool Comparison
Lemwarm and MailToaster compete head-to-head in the email domain warming and deliverability space. This guide compares their pricing tiers, feature sets, and integration ecosystems to help you make a confident decision.
The Quick Answer
By each vendor's own wording, Lemwarm lists automated email warmup with human-like interactions and warm-up network of 20,000+ healthy domains, while MailToaster lists 100% automated email warm-up process and trusted network of real inboxes for extra security. A capability both offer can appear under different names, so read both feature lists below.
Both start at the same price point ($29/mo), so the decision comes down to features and workflow fit.
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
Lemwarm is Email warmup tool from lemlist that builds sender reputation using a network of 20,000+ healthy domains, with industry-tailored warmup clusters and deliverability scoring.
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.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Lemwarm Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Essential Plan | $29/mo | per email account | Warm-up network of 20k+ healthy domains |
| Smart Plan | $49/mo | per email account | Everything in Essential plan |
| Custom | Contact Sales | More than 10 users? | Everything in Smart plan |
Source: Lemwarm Pricing
MailToaster Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Email Warm-up | $29/mo | Email account / month | Not published; volume is managed by the warm-up profile |
Source: MailToaster Pricing
Pricing Analysis
Both platforms start at the same $29/mo price point. The decision comes down to which feature set and tier structure works better for your expected usage.
Lemwarm offers 3 pricing tiers compared to MailToaster's 1, giving you more granularity as you scale.
Features Breakdown
- Automated email warmup with human-like interactions
- Warm-up network of 20,000+ healthy domains
- Industry-tailored warmup clusters for natural patterns
- Deliverability score out of 100
- Technical setup checker (SPF, DKIM, DMARC)
- Personalized warmup using your real email templates (Smart plan)
- and 2 more listed below
- 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
Lemwarm Key Features
- Automated email warmup with human-like interactions
- Warm-up network of 20,000+ healthy domains
- Industry-tailored warmup clusters for natural patterns
- Deliverability score out of 100
- Technical setup checker (SPF, DKIM, DMARC)
- Personalized warmup using your real email templates (Smart plan)
- Custom deliverability alerts and recommendations
- Free with any lemlist subscription
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
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 Lemwarm
- Automated email warmup with human-like interactions
- Warm-up network of 20,000+ healthy domains
- Industry-tailored warmup clusters for natural patterns
- Deliverability score out of 100
- Technical setup checker (SPF, DKIM, DMARC)
- Personalized warmup using your real email templates (Smart plan)
- Custom deliverability alerts and recommendations
- Free with any lemlist subscription
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
Integration Ecosystem
Lemwarm Integrations
Lemwarm connects with: Gmail, Google Workspace, Outlook, Microsoft 365, SMTP, lemlist (native), HubSpot (via lemlist), Salesforce (via lemlist), Pipedrive (via lemlist).
MailToaster Integrations
MailToaster connects with: Gmail, GSuite, Outlook.
Shared Integrations
Both tools integrate with: Gmail, Outlook.
Integrations listed only by Lemwarm: Google Workspace, Microsoft 365, SMTP, lemlist (native), HubSpot (via lemlist), Salesforce (via lemlist), Pipedrive (via lemlist).
Integrations listed only by MailToaster: GSuite.
Use Case Recommendations
Best Fit for Lemwarm
- Budget-conscious teams looking for an affordable email warmup tool
- Organizations with complex tech stacks needing broad integration support (9 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
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
Feature Comparison Summary
| Feature | Lemwarm | MailToaster |
|---|---|---|
| Starting Price | $29/mo | $29/mo |
| Top Tier Price | Contact Sales | $29/mo |
| Total Features Listed | 8 | 8 |
| Integrations | 9 | 3 |
| Founded | 2018 | N/A |
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
Lemwarm and MailToaster both serve the email domain warming and deliverability market. Lemwarm offers a more accessible entry point at $29/mo, while MailToaster starts at $29/mo. 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 Lemwarm and MailToaster for current information.
Frequently asked questions.
Frequently asked questions- Which is cheaper, Lemwarm or MailToaster?
- Neither is cheaper at the entry level: both tools start at the same $29/mo price point. Lemwarm also offers a higher Smart plan at $49/mo and a Custom plan for teams with more than 10 users, while MailToaster publishes only one plan with no additional tiers listed.
- What integrations does Lemwarm support that MailToaster doesn't?
- Lemwarm supports Google Workspace, Microsoft 365, SMTP, and native lemlist integration, plus HubSpot, Salesforce, and Pipedrive via lemlist. MailToaster's published integrations are limited to Gmail, GSuite, and Outlook, so it does not list Lemwarm's CRM connections or Microsoft 365 and SMTP support.
- Is Lemwarm free?
- Lemwarm is free with any lemlist subscription, according to its own feature list. Outside of a lemlist subscription, Lemwarm's standalone Essential plan costs $29/mo, with a Smart plan at $49/mo and a Custom plan available for teams of more than 10 users.
- What does MailToaster's warm-up profile do?
- MailToaster's warm-up profiles let users choose whether to build, maintain, or repair sender reputation. The system automatically opens, replies to, and removes warm-up messages from spam on the user's behalf, using peer-to-peer sending across a network of real inboxes.
- Does either tool give a deliverability score?
- Lemwarm lists a deliverability score out of 100 as one of its key features, along with a technical setup checker for SPF, DKIM, and DMARC. MailToaster's published feature list does not mention a numeric deliverability score, offering detailed reports for progress tracking instead.
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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