Boost Inbox vs EmailWarmup.com: Email Warmup Tool Comparison
Compare Boost Inbox and EmailWarmup.com side by side. See pricing, features, and integrations to choose the right email warmup tool for your needs.
Boost Inbox costs $5/mo at entry versus EmailWarmup.com at $29/mo, making Boost Inbox the more affordable option for basic domain warming. Boost Inbox emphasizes fully automated warmup with human review and status reports, while EmailWarmup.com offers personalized, industry-matched warmup across multiple ESPs plus a deliverability consultant and API access. The right pick depends on budget and required capabilities.
Key takeaways
- Boost Inbox's entry plan costs $5 per month while EmailWarmup.com's Pro plan costs $29 per month.
- Boost Inbox offers three pricing tiers, Starter at $5/mo, Team at $9/mo, and Premium at $19/mo, while EmailWarmup.com offers two tiers, Pro and Enterprise.
- Boost Inbox integrates with Gmail, GSuite, Outlook 365, Yahoo Mail, Amazon SES, and SMTP.
- EmailWarmup.com integrates with Google, Outlook, Office, SendGrid, Mailchimp, Klaviyo, Shopify, and Salesforce, totaling eight integrations.
- EmailWarmup.com lists features such as Personalized Warmup, Multiple ESP Warmup, Seed List Warmup, and Deliverability Consultation that do not appear on Boost Inbox's feature list.
Reviewed and updated September 2, 2026
Boost Inbox vs EmailWarmup.com: Email Warmup Tool Comparison
If you are comparing email domain warming and deliverability tools, Boost Inbox and EmailWarmup.com will likely both appear on your radar. They share some surface-level similarities, but the details reveal important differences in pricing, capability, and target audience.
The Quick Answer
By each vendor's own wording, Boost Inbox lists email warmup and fully automated, while EmailWarmup.com lists personalized warmup and multiple esp warmup (google, outlook, etc.). A capability both offer can appear under different names, so read both feature lists below.
Boost Inbox offers a lower entry point at $5/mo compared to EmailWarmup.com 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
Boost Inbox is Email warmup service that gradually increases sending activity to build trust with email providers. It sends realistic emails from your inbox on a daily basis, keeps them out of spam, opens and bookmarks them, and replies to a portion of them to generate positive interactions.
EmailWarmup.com is Email deliverability platform whose core product is personalized email warmup, matching your industry and mirroring your copy while warming professional-to-professional and personal-to-personal mailboxes. It adds unlimited email spam tests, a dedicated deliverability consultant, mailbox provisioning with 24/7 replacement, and a warmup API.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Starter
Pro
Boost Inbox Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Starter | $5/mo | 1 Mailbox For Warmup | 50 Daily Positive Engagement |
| Team | $9/mo | 3 Mailboxes For Warmup | 50 Daily Positive Engagement per mailbox |
| Premium | $19/mo | 8 Mailboxes For Warmup | 50 Daily Positive Engagement per mailbox |
Source: Boost Inbox Pricing
EmailWarmup.com Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Pro | $29/mo | Per mailbox; For Individuals + Businesses. | Not published; warmup volume is not stated as a per-day figure |
| Enterprise | Contact Sales | For Individuals + Businesses. | Personalized Warmup at Higher Volume |
Source: EmailWarmup.com Pricing
Pricing Analysis
Boost Inbox is more affordable at the entry level ($5/mo vs $29/mo). For teams with tight budgets or those just getting started with email domain warming and deliverability, this price difference matters.
Boost Inbox offers 3 pricing tiers compared to EmailWarmup.com's 2, giving you more granularity as you scale.
Features Breakdown
- Email Warmup
- Fully Automated
- Status Reports
- Human Review
- Premium Support
- Realistic emails sent from your inbox daily
- and 2 more listed below
- Personalized Warmup
- Multiple ESP Warmup (Google, Outlook, etc.)
- Select Warmup Language
- Deliverability Test
- Google Postmaster Integration
- API Access
- and 2 more listed below
Boost Inbox Key Features
- Email Warmup
- Fully Automated
- Status Reports
- Human Review
- Premium Support
- Realistic emails sent from your inbox daily
- Email health checker tool
- Inbox reputation analytics
EmailWarmup.com Key Features
- Personalized Warmup
- Multiple ESP Warmup (Google, Outlook, etc.)
- Select Warmup Language
- Deliverability Test
- Google Postmaster Integration
- API Access
- Seed List Warmup
- Deliverability Consultation
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 Boost Inbox
- Email Warmup
- Fully Automated
- Status Reports
- Human Review
- Premium Support
- Realistic emails sent from your inbox daily
- Email health checker tool
- Inbox reputation analytics
Listed only by EmailWarmup.com
- Personalized Warmup
- Multiple ESP Warmup (Google, Outlook, etc.)
- Select Warmup Language
- Deliverability Test
- Google Postmaster Integration
- API Access
- Seed List Warmup
- Deliverability Consultation
Integration Ecosystem
Boost Inbox Integrations
Boost Inbox connects with: Gmail, GSuite, Outlook 365, Yahoo Mail, Amazon SES, SMTP.
EmailWarmup.com Integrations
EmailWarmup.com connects with: Google, Outlook, Office, SendGrid, Mailchimp, Klaviyo, Shopify, Salesforce.
Integrations listed only by Boost Inbox: Gmail, GSuite, Outlook 365, Yahoo Mail, Amazon SES, SMTP.
Integrations listed only by EmailWarmup.com: Google, Outlook, Office, SendGrid, Mailchimp, Klaviyo, Shopify, Salesforce.
Use Case Recommendations
Best Fit for Boost Inbox
- 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 EmailWarmup.com
- Budget-conscious teams looking for an affordable email warmup tool
- Organizations with complex tech stacks needing broad integration support (8 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
Feature Comparison Summary
| Feature | Boost Inbox | EmailWarmup.com |
|---|---|---|
| Starting Price | $5/mo | $29/mo |
| Top Tier Price | $19/mo | Contact Sales |
| Total Features Listed | 8 | 8 |
| Integrations | 6 | 8 |
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
Boost Inbox and EmailWarmup.com both serve the email domain warming and deliverability market. Boost Inbox offers a more accessible entry point at $5/mo, while EmailWarmup.com 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 Boost Inbox and EmailWarmup.com for current information.
Frequently asked questions.
Frequently asked questions- Which is cheaper, Boost Inbox or EmailWarmup.com?
- Boost Inbox is cheaper at the entry level, priced at $5 per month compared to EmailWarmup.com's $29 per month Pro plan. Boost Inbox also offers more pricing tiers, three compared to EmailWarmup.com's two, giving budget-conscious teams more granularity as they scale.
- What features does EmailWarmup.com offer that Boost Inbox doesn't list?
- EmailWarmup.com lists Personalized Warmup, Multiple ESP Warmup covering Google and Outlook, Select Warmup Language, Deliverability Test, Google Postmaster Integration, API Access, Seed List Warmup, and Deliverability Consultation, none of which appear on Boost Inbox's published feature list.
- What features does Boost Inbox offer that EmailWarmup.com doesn't list?
- Boost Inbox lists Email Warmup, Fully Automated, Status Reports, Human Review, Premium Support, realistic emails sent from your inbox daily, an email health checker tool, and inbox reputation analytics, none of which appear on EmailWarmup.com's published feature list.
- What integrations does each email warmup tool support?
- Boost Inbox connects with Gmail, GSuite, Outlook 365, Yahoo Mail, Amazon SES, and SMTP. EmailWarmup.com connects with Google, Outlook, Office, SendGrid, Mailchimp, Klaviyo, Shopify, and Salesforce, giving it a broader set of integrations for teams with more complex tech stacks.
- Who is Boost Inbox best suited for compared to EmailWarmup.com?
- Boost Inbox is best suited for budget-conscious teams, teams launching new email domains, organizations recovering from deliverability issues, and agencies managing warmup across multiple client domains. EmailWarmup.com fits organizations with complex tech stacks needing broad integration support and enterprise buyers who prefer custom pricing.
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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