Inboxy vs Warmy: Email Warmup Tool Comparison
Compare Inboxy and Warmy side by side. See pricing, features, and integrations to choose the right email warmup tool for your needs.
Inboxy and Warmy are both email warmup tools focused on deliverability, but Inboxy publishes a single $47/mo plan with 9 listed features and 9 integrations, while Warmy uses custom, contact-sales pricing across 3 tiers with 8 listed features and 6 integrations. The right pick depends on budget, tech stack, and support needs.
Key takeaways
- Inboxy offers one published plan, Inboxy Pro, at $47/mo covering Gmail and Office 365 inboxes with 120 daily emails per inbox.
- Warmy uses custom, contact-sales pricing across three tiers: B2B sender, B2C sender, and Custom plan.
- Inboxy lists 9 features and 9 integrations, while Warmy lists 8 features and 6 integrations.
- Google Workspace is the only integration listed by both Inboxy and Warmy.
- Warmy lists Google Postmaster integration and a dedicated deliverability expert, capabilities not listed by Inboxy.
Reviewed and updated September 2, 2026
Inboxy vs Warmy: Email Warmup Tool Comparison
If you are comparing email domain warming and deliverability tools, Inboxy and Warmy 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, Inboxy lists primary inbox supercharger and domain score iq monitoring, while Warmy lists email warm-up and email seed list. A capability both offer can appear under different names, so read both feature lists below.
Inboxy publishes an entry price of $47/mo; Warmy uses custom pricing, so the two cannot be compared on list price.
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
Inboxy is Email warmup tool that improves deliverability by gradually increasing sending volume and boosting domain reputation. It runs warmup through a private network of headless browsers with AI-driven adjustments to sending metrics.
Warmy is Automated email deliverability tool that warms up domains and IPs with AI-driven automation and a network of business or consumer mailboxes. Adds Google Postmaster integration, seed lists, deliverability insights and email verification in the same platform.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Inboxy Pro
B2B sender
Inboxy Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Inboxy Pro | $47/mo | Gmail and Office 365 Inboxes | 120 Daily Emails Per Inbox |
Source: Inboxy Pricing
Warmy Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| B2B sender | Contact Sales | Reach Businesses | Volume-based pricing |
| B2C sender | Contact Sales | Reach Consumers | Volume-based pricing |
| Custom plan | Contact Sales | Custom Solution | Volume-based pricing |
Source: Warmy Pricing
Pricing Analysis
One or both platforms use custom or contact-based pricing for some tiers. Reach out to their sales teams for exact quotes based on your usage needs.
Warmy offers 3 pricing tiers compared to Inboxy's 1, giving you more granularity as you scale.
Features Breakdown
- Primary Inbox Supercharger
- Domain Score IQ Monitoring
- AI Powered Inbox Adjustments
- Dynamic Email Scheduling
- Live Inbox Engagement Feed
- AI Generated Emails (GPT-3)
- and 3 more listed below
- Email Warm-Up
- Email Seed List
- Deliverability Insights
- Google Postmaster Integration
- Email Verification
- Warmy API
- and 2 more listed below
Inboxy Key Features
- Primary Inbox Supercharger
- Domain Score IQ Monitoring
- AI Powered Inbox Adjustments
- Dynamic Email Scheduling
- Live Inbox Engagement Feed
- AI Generated Emails (GPT-3)
- IP Warm Up Service
- SMTP Warm Up Service
- Inbox Placement Test
Warmy Key Features
- Email Warm-Up
- Email Seed List
- Deliverability Insights
- Google Postmaster Integration
- Email Verification
- Warmy API
- Deliverability monitor
- Dedicated deliverability expert
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 Inboxy
- Primary Inbox Supercharger
- Domain Score IQ Monitoring
- AI Powered Inbox Adjustments
- Dynamic Email Scheduling
- Live Inbox Engagement Feed
- AI Generated Emails (GPT-3)
- IP Warm Up Service
- SMTP Warm Up Service
- Inbox Placement Test
Listed only by Warmy
- Email Warm-Up
- Email Seed List
- Deliverability Insights
- Google Postmaster Integration
- Email Verification
- Warmy API
- Deliverability monitor
- Dedicated deliverability expert
Integration Ecosystem
Inboxy Integrations
Inboxy connects with: Personal Gmail, Google Workspace, Outlook/Office (SMTP), Outlook/Office (Oauth), Mailgun, GoDaddy, Inboxroad, Sendgrid, Custom SMTP.
Warmy Integrations
Warmy connects with: Google Workspace, Microsoft 365, Gmail, Yahoo, Outlook, Google Postmaster.
Shared Integrations
Both tools integrate with: Google Workspace.
Integrations listed only by Inboxy: Personal Gmail, Outlook/Office (SMTP), Outlook/Office (Oauth), Mailgun, GoDaddy, Inboxroad, Sendgrid, Custom SMTP.
Integrations listed only by Warmy: Microsoft 365, Gmail, Yahoo, Outlook, Google Postmaster.
Use Case Recommendations
Best Fit for Inboxy
- Budget-conscious teams looking for an affordable email warmup tool
- Teams that need a wide feature set (9 capabilities listed)
- Organizations with complex tech stacks needing broad integration support (9 integrations)
Best Fit for Warmy
- Enterprise buyers who prefer custom pricing and dedicated support
- Teams launching new email domains for outreach
- Organizations recovering from deliverability issues
- Agencies managing warmup across multiple client domains
Feature Comparison Summary
| Feature | Inboxy | Warmy |
|---|---|---|
| Starting Price | $47/mo | Contact Sales |
| Top Tier Price | $47/mo | Contact Sales |
| Total Features Listed | 9 | 8 |
| Integrations | 9 | 6 |
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
Inboxy and Warmy both serve the email domain warming and deliverability market. Inboxy publishes an entry price of $47/mo, while Warmy uses custom pricing for its plans, so compare on features and on the quote you receive. 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 Inboxy and Warmy for current information.
Frequently asked questions.
Frequently asked questions- How much does Inboxy cost?
- Inboxy costs $47/mo for its Inboxy Pro plan, which covers Gmail and Office 365 inboxes and allows 120 daily emails per inbox. This is Inboxy's only published pricing plan as of September 2026.
- How much does Warmy cost?
- Warmy does not publish list pricing and instead uses custom, contact-sales pricing across three tiers: B2B sender, B2C sender, and Custom plan. Pricing is volume-based, so exact cost depends on usage needs and requires a sales quote.
- Which tool has more integrations, Inboxy or Warmy?
- Inboxy lists more integrations than Warmy, with 9 compared to Warmy's 6. Inboxy connects with tools like Mailgun, GoDaddy, Inboxroad, and Sendgrid, while Warmy connects with Yahoo, Outlook, and Google Postmaster. Google Workspace is the only integration both list in common.
- Is Inboxy or Warmy better for enterprise teams?
- Warmy is positioned as the better fit for enterprise buyers who prefer custom pricing and dedicated support, according to the article's use case recommendations. Inboxy is better suited to budget-conscious teams that want a wide feature set at a fixed, published price.
- What is the main difference between Inboxy and Warmy?
- The main difference is pricing structure and feature naming: Inboxy publishes a single $47/mo plan while Warmy uses custom, contact-sales pricing across three tiers. Inboxy lists features like Primary Inbox Supercharger and AI Powered Inbox Adjustments, while Warmy lists email seed lists, deliverability insights, and Google Postmaster integration.
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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