Mixmax vs Warmforge: Cold Email Platform vs Email Warmup Tool Comparison
Compare Mixmax (cold email platform) and Warmforge (email warmup tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Mixmax is a cold email and sales engagement platform starting at $0 per month, while Warmforge is an email warmup and deliverability tool starting at $12 per month. Mixmax handles sequences, tracking, and meeting scheduling; Warmforge warms mailboxes, checks DNS and blacklist health, and runs placement tests. Many teams use both together rather than choosing one.
Key takeaways
- Mixmax's free plan includes 50 sequence recipients per month and 20 tracked emails, while its top tier, Mixmax Suite, costs $105/mo.
- Warmforge's entry plan costs $12/mo per mailbox slot and includes one free slot and one free placement test per month.
- Mixmax offers 5 pricing tiers compared to Warmforge's 3 tiers, giving more granularity as a team scales.
- Warmforge's Placement Tests Growth Plan costs $169/mo and covers 250 mailboxes per test with unlimited tests.
- Mixmax and Warmforge share only two integrations, Gmail and Google Workspace, while each adds several others of its own.
Reviewed and updated September 2, 2026
Mixmax vs Warmforge: Cold Email Platform vs Email Warmup Tool Comparison
Mixmax (cold email platform) and Warmforge (email warmup tool) sit next to each other in many outbound stacks. They are not substitutes for each other on every job, so this comparison covers pricing, features, and integrations for each and points out where the two meet.
The Quick Answer
Mixmax is a cold email platform for cold email outreach; Warmforge is an email warmup tool for email domain warming and deliverability. By each vendor's own wording, Mixmax lists ai-powered email sequences and email tracking and analytics, and Warmforge lists email warm up and monitoring & health checks.
Mixmax offers a lower entry point at $0/mo compared to Warmforge at $12/mo.
If your priority is sending campaigns that land in the inbox and generate replies, Mixmax is the one built for it; for building sender reputation and improving inbox placement, that is Warmforge. Many teams run one of each.
Understanding the Core Difference
Mixmax is Sales engagement platform for Gmail with AI-powered sequences, email tracking, meeting scheduling, and conversation intelligence.
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.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Free
Email Warm Up (per slot)
Mixmax Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Free | Free | 50 sequence recipients/month | 20 tracked emails |
| Inbox Copilot | $34/mo | N/A | Unlimited tracked emails |
| Meeting Copilot | $34/mo | N/A | 20 tracked emails |
| Engagement Copilot | $65/mo | 1,500 sequence recipients/month | Unlimited |
| Mixmax Suite | $105/mo | 1,500 sequence recipients/month | Unlimited |
Source: Mixmax 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
Mixmax is more affordable at the entry level ($0/mo vs $12/mo). For teams with tight budgets or those just getting started with cold email outreach and email domain warming and deliverability, this price difference matters.
Mixmax offers 5 pricing tiers compared to Warmforge's 3, giving you more granularity as you scale.
Mixmax includes a free tier, letting you test the platform before committing financially.
Features Breakdown
- AI-powered email sequences
- Email tracking and analytics
- Meeting scheduling (1-click)
- Conversation intelligence
- Multichannel sequences
- AI email personalization
- and 4 more listed below
- Email Warm Up
- Monitoring & Health Checks
- Placement Tests
- Deliverability Boost
- Always-On Warm Up
- Heat Score per mailbox
- and 2 more listed below
Mixmax Key Features
- AI-powered email sequences
- Email tracking and analytics
- Meeting scheduling (1-click)
- Conversation intelligence
- Multichannel sequences
- AI email personalization
- Inbox categorization and smart signals
- CRM auto-sync
- Custom branding (add-on)
- Dialer and SMS (add-on)
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
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 Mixmax
- AI-powered email sequences
- Email tracking and analytics
- Meeting scheduling (1-click)
- Conversation intelligence
- Multichannel sequences
- AI email personalization
- Inbox categorization and smart signals
- CRM auto-sync
- Custom branding (add-on)
- Dialer and SMS (add-on)
Listed only by Warmforge
- 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
Integration Ecosystem
Mixmax Integrations
Mixmax connects with: Gmail, Google Workspace, Salesforce, HubSpot, Pipedrive, Slack, Zoom, Calendly, Zapier.
Warmforge Integrations
Warmforge connects with: Google Workspace, Microsoft 365, Gmail, Outlook, Salesforge (native), Mailforge (native).
Shared Integrations
Both tools integrate with: Gmail, Google Workspace.
Integrations listed only by Mixmax: Salesforce, HubSpot, Pipedrive, Slack, Zoom, Calendly, Zapier.
Integrations listed only by Warmforge: Microsoft 365, Outlook, Salesforge (native), Mailforge (native).
Use Case Recommendations
Best Fit for Mixmax
- 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 (9 integrations)
- Teams that want to start free and scale up as needs grow
Best Fit for Warmforge
- 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 | Mixmax | Warmforge |
|---|---|---|
| Starting Price | Free | $12/mo |
| Top Tier Price | $105/mo | $169/mo |
| Total Features Listed | 10 | 8 |
| Integrations | 9 | 6 |
| Founded | 2014 | 2024 |
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
Mixmax serves the cold email outreach side of an outbound stack and Warmforge the email domain warming and deliverability side. Mixmax offers a more accessible entry point, while Warmforge starts at $12/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 Mixmax and Warmforge for current information.
Frequently asked questions.
Frequently asked questions- What's the main difference between Mixmax and Warmforge?
- Mixmax is a cold email and sales engagement platform for sending sequences and tracking replies, while Warmforge is an email warmup tool focused on building sender reputation and inbox placement. They address different parts of outbound email, so many teams run both rather than picking one.
- How much does Mixmax cost?
- Mixmax has 5 pricing tiers starting with a free plan that includes 50 sequence recipients per month and 20 tracked emails, up to Mixmax Suite at $105/mo with unlimited tracked emails and 1,500 sequence recipients per month.
- How much does Warmforge cost?
- Warmforge starts at $12/mo per mailbox slot for its Email Warm Up plan, which includes one free slot and one free placement test per month. Its Placement Tests Growth Plan costs $169/mo, with unlimited tests and 250 mailboxes covered per test.
- Do Mixmax and Warmforge integrate with the same tools?
- They share only Gmail and Google Workspace as integrations. Mixmax also connects with Salesforce, HubSpot, Pipedrive, Slack, Zoom, Calendly, and Zapier, while Warmforge connects with Microsoft 365, Outlook, Salesforge, and Mailforge.
- Should I use Mixmax and Warmforge together?
- Yes, many teams run both since they solve different problems. Mixmax handles sending cold email campaigns and tracking engagement, while Warmforge warms mailboxes and checks deliverability health before those campaigns go out.
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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