Mailarrow vs MailToaster: Cold Email Platform vs Email Warmup Tool Comparison
Compare Mailarrow (cold email platform) and MailToaster (email warmup tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Compare Mailarrow (cold email platform) and MailToaster (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
Mailarrow vs MailToaster: Cold Email Platform vs Email Warmup Tool Comparison
Sales teams building an outbound stack often weigh Mailarrow, a cold email platform for cold email outreach, against MailToaster, an email warmup tool for email domain warming and deliverability. They cover different parts of the workflow, so this comparison covers what each one does, what each one costs, and where they overlap.
The Quick Answer
Mailarrow is a cold email platform for cold email outreach; MailToaster is an email warmup tool for email domain warming and deliverability. By each vendor's own wording, Mailarrow lists unlimited email warmup and unlimited mailboxes, and MailToaster lists 100% automated email warm-up process and trusted network of real inboxes for extra security.
MailToaster offers a lower entry point at $29/mo compared to Mailarrow at $39/mo.
If your priority is sending campaigns that land in the inbox and generate replies, Mailarrow is the one built for it; for building sender reputation and improving inbox placement, that is MailToaster. Many teams run one of each.
Understanding the Core Difference
Mailarrow is Cold email outreach software with email warmup, AI personalization, unlimited sequences and unlimited connected mailboxes. Users bring their own mailboxes and prospect lists; Mailarrow does not sell leads or provide inboxes.
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
Basic
Email Warm-up
Mailarrow Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Basic | $39/mo | 2,000 active prospects | 6,000 emails |
| Professional | $59/mo | 20,000 active prospects | 60,000 emails |
| Growth | $99/mo | 50,000 active prospects | 150,000 emails |
Source: Mailarrow 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
MailToaster offers the lower entry point ($29/mo vs $39/mo). Teams watching their budget will appreciate the savings, especially when starting out.
Mailarrow offers 3 pricing tiers compared to MailToaster's 1, giving you more granularity as you scale.
Features Breakdown
- Unlimited Email Warmup
- Unlimited Mailboxes
- AI Personalization
- Sending mailbox rotation
- Detailed campaign analytics
- Bulk Prospects Import
- and 4 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
Mailarrow Key Features
- Unlimited Email Warmup
- Unlimited Mailboxes
- AI Personalization
- Sending mailbox rotation
- Detailed campaign analytics
- Bulk Prospects Import
- Custom properties
- Sending schedules
- Advanced tracking
- Reply tracking
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 Mailarrow
- Unlimited Email Warmup
- Unlimited Mailboxes
- AI Personalization
- Sending mailbox rotation
- Detailed campaign analytics
- Bulk Prospects Import
- Custom properties
- Sending schedules
- Advanced tracking
- Reply tracking
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
Mailarrow Integrations
Mailarrow connects with: Gmail, Outlook, Zoho, Zapier, TrulyInbox.
MailToaster Integrations
MailToaster connects with: Gmail, GSuite, Outlook.
Shared Integrations
Both tools integrate with: Gmail, Outlook.
Integrations listed only by Mailarrow: Zoho, Zapier, TrulyInbox.
Integrations listed only by MailToaster: GSuite.
Use Case Recommendations
Best Fit for Mailarrow
- Budget-conscious teams looking for an affordable cold email platform
- Teams that need a wide feature set (10 capabilities listed)
- Organizations with complex tech stacks needing broad integration support (5 integrations)
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 | Mailarrow | MailToaster |
|---|---|---|
| Starting Price | $39/mo | $29/mo |
| Top Tier Price | $99/mo | $29/mo |
| Total Features Listed | 10 | 8 |
| Integrations | 5 | 3 |
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
Mailarrow serves the cold email outreach side of an outbound stack and MailToaster the email domain warming and deliverability side. MailToaster offers a more accessible entry point at $29/mo, while Mailarrow starts at $39/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 Mailarrow and MailToaster 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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