Mailivery vs Warmforge: Email Warmup Tool Comparison
Compare Mailivery and Warmforge side by side. See pricing, features, and integrations to choose the right email warmup tool for your needs.
Warmforge has the lower entry price at $12/mo per mailbox slot, while Mailivery starts at $29/mo for unlimited mailboxes with 200 shared warm-up emails per day. Mailivery lists a broader feature set including blacklist monitoring and email verification, while Warmforge focuses on AI-written emails, a per-mailbox Heat Score, and DNS, MX, and blacklist health checks.
Key takeaways
- Mailivery's Starter plan costs $29/mo and includes unlimited mailboxes with 200 shared warm-up emails per day.
- Warmforge's Email Warm Up plan costs $12/mo per slot, with one slot covering one mailbox and one free slot included.
- Mailivery's Business plan reaches $199/mo for 2,500 shared warm-up emails per day.
- Warmforge's Placement Tests Growth Plan costs $169/mo and covers 250 mailboxes per test with unlimited tests.
- Mailivery and Warmforge both integrate with Gmail and Microsoft 365, but only Warmforge lists native integrations with Salesforge and Mailforge.
Reviewed and updated September 2, 2026
Mailivery vs Warmforge: Email Warmup Tool Comparison
Mailivery and Warmforge are both email warmup tools. Choosing between them depends on your team size, budget, and specific email domain warming and deliverability requirements. Here is what each vendor publishes about pricing, features, and integrations.
The Quick Answer
By each vendor's own wording, Mailivery lists inbox placement test and blacklist monitoring, while Warmforge lists monitoring & health checks and placement tests. A capability both offer can appear under different names, so read both feature lists below.
Warmforge offers a lower entry point at $12/mo compared to Mailivery at $29/mo.
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
Mailivery is Email warm-up and deliverability tool that improves sender reputation by holding real conversations in your inbox through a peer to peer network of active mailboxes. Plans are priced on total daily warm-up volume and allow unlimited connected mailboxes, with inbox placement tests, blacklist monitoring and email verification included.
Warmforge is Email warm up tool from the Forge Ecosystem that warms mailboxes with AI-written emails and tracks a per-mailbox Heat Score. Adds DNS, MX and blacklist health checks, placement tests and automatic removal of warm-up mail that lands in spam.
Both platforms offer email warm up. Where they diverge is in their approach to pricing tiers and advanced capabilities.
Pricing Comparison
Starter
Email Warm Up (per slot)
Mailivery Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Starter | $29/mo | UNLIMITED mailboxes | 200 warm-up emails / day (shared) |
| Professional | $79/mo | UNLIMITED mailboxes | 800 warm-up emails / day (shared) |
| Business | $199/mo | UNLIMITED mailboxes | 2,500 warm-up emails / day (shared) |
Source: Mailivery Pricing
Warmforge Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Email Warm Up (per slot) | $12/mo | 1 slot covers 1 mailbox; 1 free slot included | Automated AI email warm up; 1 free placement test per month |
| Placement Tests Pro Plan | $39/mo | 50 mailboxes per test | 100 tests per month |
| Placement Tests Growth Plan | $169/mo | 250 mailboxes per test | Unlimited tests |
Source: Warmforge Pricing
Pricing Analysis
Warmforge offers the lower entry point ($12/mo vs $29/mo). Teams watching their budget will appreciate the savings, especially when starting out.
Features Breakdown
- Inbox Placement Test
- Blacklist Monitoring
- Email Verification
- Custom Warm Up Templates
- Real email text & AI generated email content
- Email scheduling & balancing to mimic natural behavior
- and 2 more listed below
- Email Warm Up
- Monitoring & Health Checks
- Placement Tests
- Deliverability Boost
- Always-On Warm Up
- Heat Score per mailbox
- Health Checks on DNS and MX records and blacklist status
- and 1 more listed below
Mailivery Key Features
- Email Warm Up
- Inbox Placement Test
- Blacklist Monitoring
- Email Verification
- Custom Warm Up Templates
- Real email text & AI generated email content
- Email scheduling & balancing to mimic natural behavior
- Peer2Peer interactions
- Automatic email reading and moving so that we don't jam your inbox
Warmforge Key Features
- Email Warm Up
- Monitoring & Health Checks
- Placement Tests
- Deliverability Boost
- Always-On Warm Up
- Heat Score per mailbox
- Health Checks on DNS and MX records and blacklist status
- Unique emails written by AI
Shared Capabilities
Both Mailivery and Warmforge include:
- Email Warm Up
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 Mailivery
- Inbox Placement Test
- Blacklist Monitoring
- Email Verification
- Custom Warm Up Templates
- Real email text & AI generated email content
- Email scheduling & balancing to mimic natural behavior
- Peer2Peer interactions
- Automatic email reading and moving so that we don't jam your inbox
Listed only by Warmforge
- Monitoring & Health Checks
- Placement Tests
- Deliverability Boost
- Always-On Warm Up
- Heat Score per mailbox
- Health Checks on DNS and MX records and blacklist status
- Unique emails written by AI
Integration Ecosystem
Mailivery Integrations
Mailivery connects with: Gmail, GSuite, Microsoft 365, SMTP, SendGrid.
Warmforge Integrations
Warmforge connects with: Google Workspace, Microsoft 365, Gmail, Outlook, Salesforge (native), Mailforge (native).
Shared Integrations
Both tools integrate with: Gmail, Microsoft 365.
Integrations listed only by Mailivery: GSuite, SMTP, SendGrid.
Integrations listed only by Warmforge: Google Workspace, Outlook, Salesforge (native), Mailforge (native).
Use Case Recommendations
Best Fit for Mailivery
- Budget-conscious teams looking for an affordable email warmup tool
- Teams that need a wide feature set (9 capabilities listed)
- Teams launching new email domains for outreach
- Organizations recovering from deliverability issues
Best Fit for Warmforge
- Budget-conscious teams looking for an affordable email warmup tool
- Organizations with complex tech stacks needing broad integration support (6 integrations)
- Teams launching new email domains for outreach
- Organizations recovering from deliverability issues
Feature Comparison Summary
| Feature | Mailivery | Warmforge |
|---|---|---|
| Starting Price | $29/mo | $12/mo |
| Top Tier Price | $199/mo | $169/mo |
| Total Features Listed | 9 | 8 |
| Integrations | 5 | 6 |
| Founded | N/A | 2024 |
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
Mailivery and Warmforge both serve the email domain warming and deliverability market. Warmforge offers a more accessible entry point at $12/mo, while Mailivery 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 Mailivery and Warmforge for current information.
Frequently asked questions.
Frequently asked questions- Which is cheaper, Mailivery or Warmforge?
- Warmforge has the lower entry price at $12/mo per slot, compared to Mailivery's $29/mo Starter plan. Mailivery's plan includes unlimited mailboxes and 200 shared warm-up emails per day, while Warmforge's entry plan covers one mailbox per slot with one free placement test per month.
- What features does Mailivery offer that Warmforge doesn't?
- Mailivery lists Inbox Placement Test, Blacklist Monitoring, Email Verification, Custom Warm Up Templates, Peer2Peer interactions, and automatic email reading and moving as features not listed by Warmforge. Mailivery also lists real email text and AI-generated email content, plus email scheduling and balancing to mimic natural behavior.
- What features does Warmforge offer that Mailivery doesn't?
- Warmforge lists Monitoring & Health Checks, Placement Tests, Deliverability Boost, Always-On Warm Up, Heat Score per mailbox, and Health Checks on DNS and MX records and blacklist status. It also lists unique emails written by AI as a distinct capability.
- What integrations do Mailivery and Warmforge support?
- Mailivery integrates with Gmail, GSuite, Microsoft 365, SMTP, and SendGrid. Warmforge integrates with Google Workspace, Microsoft 365, Gmail, Outlook, and its native tools Salesforge and Mailforge. Both tools share Gmail and Microsoft 365 as common integrations.
- How does Warmforge's pricing structure work?
- Warmforge prices its Email Warm Up plan at $12/mo per slot, where one slot covers one mailbox, including one free slot and one free placement test per month. Separately, its Placement Tests Pro Plan costs $39/mo for 50 mailboxes per test and 100 tests per month, while the Growth Plan costs $169/mo for 250 mailboxes per test with unlimited tests.
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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