Inboxy vs Lemlist: Email Warmup Tool vs Cold Email Platform Comparison
Compare Inboxy (email warmup tool) and Lemlist (cold email platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Inboxy is an email warmup tool focused on domain warming and deliverability, priced from $47/mo, while Lemlist is a cold email platform for outreach campaigns, priced from $69/mo. They serve different parts of an outbound workflow, so many teams use Inboxy for deliverability and Lemlist for sending campaigns rather than choosing one over the other.
Key takeaways
- Inboxy's entry plan, Inboxy Pro, costs $47/mo and covers Gmail and Office 365 inboxes with 120 daily emails per inbox.
- Lemlist's Email plan costs $69/mo for unlimited contacts and 50,000 emails per month, and its Multichannel plan costs $109/mo for unlimited emails and messages.
- Lemlist offers three pricing tiers, Email, Multichannel, and Enterprise, compared to Inboxy's single Inboxy Pro plan.
- Inboxy lists nine features including Domain Score IQ Monitoring, IP Warm Up Service, and Inbox Placement Test, while Lemlist lists a 650M+ lead database, AI personalization, and LinkedIn automation.
- Inboxy integrates with nine tools such as Personal Gmail and Mailgun, while Lemlist integrates with 13 tools including HubSpot, Salesforce, and Zapier.
Reviewed and updated September 2, 2026
Inboxy vs Lemlist: Email Warmup Tool vs Cold Email Platform Comparison
Sales teams building an outbound stack often weigh Inboxy, an email warmup tool for email domain warming and deliverability, against Lemlist, a cold email platform for cold email outreach. 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
Inboxy is an email warmup tool for email domain warming and deliverability; Lemlist is a cold email platform for cold email outreach. By each vendor's own wording, Inboxy lists primary inbox supercharger and domain score iq monitoring, and Lemlist lists 650m+ lead database and ai personalization.
Inboxy offers a lower entry point at $47/mo compared to Lemlist at $69/mo.
If your priority is building sender reputation and improving inbox placement, Inboxy is the one built for it; for sending campaigns that land in the inbox and generate replies, that is Lemlist. Many teams run one of each.
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.
Lemlist is Multichannel sales engagement platform with 650M+ lead database, AI personalization, and LinkedIn automation.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Inboxy Pro
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
Lemlist Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| $69/mo | Unlimited Contacts | 50,000 emails /mo | |
| Multichannel | $109/mo | Unlimited | Unlimited emails & messages /mo |
| Enterprise | Contact Sales | Unlimited | Unlimited emails & messages /mo |
Source: Lemlist Pricing
Pricing Analysis
Inboxy is more affordable at the entry level ($47/mo vs $69/mo). For teams with tight budgets or those just getting started with email domain warming and deliverability and cold email outreach, this price difference matters.
Lemlist 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
- 650M+ lead database
- AI personalization
- Email warmup and deliverability boost
- Unlimited email follow-ups
- LinkedIn automation
- In-app VoIP calling
- 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
Lemlist Key Features
- 650M+ lead database
- AI personalization
- Email warmup and deliverability boost
- Unlimited email follow-ups
- LinkedIn automation
- In-app VoIP calling
- WhatsApp integration (add-on)
- Chrome extensions
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 Lemlist
- 650M+ lead database
- AI personalization
- Email warmup and deliverability boost
- Unlimited email follow-ups
- LinkedIn automation
- In-app VoIP calling
- WhatsApp integration (add-on)
- Chrome extensions
Integration Ecosystem
Inboxy Integrations
Inboxy connects with: Personal Gmail, Google Workspace, Outlook/Office (SMTP), Outlook/Office (Oauth), Mailgun, GoDaddy, Inboxroad, Sendgrid, Custom SMTP.
Lemlist Integrations
Lemlist connects with: HubSpot, Salesforce, Pipedrive, Close.io, Zoho CRM, Zapier, Make, n8n, Clay, Apollo, Slack, Airtable, Calendly.
Integrations listed only by Inboxy: Personal Gmail, Google Workspace, Outlook/Office (SMTP), Outlook/Office (Oauth), Mailgun, GoDaddy, Inboxroad, Sendgrid, Custom SMTP.
Integrations listed only by Lemlist: HubSpot, Salesforce, Pipedrive, Close.io, Zoho CRM, Zapier, Make, n8n, Clay, Apollo, Slack, Airtable, Calendly.
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)
- Teams launching new email domains for outreach
- Organizations recovering from deliverability issues
Best Fit for Lemlist
- Organizations with complex tech stacks needing broad integration support (13 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
- Sales teams running high-volume outbound email campaigns
- Agencies managing multiple client outreach programs
Feature Comparison Summary
| Feature | Inboxy | Lemlist |
|---|---|---|
| Starting Price | $47/mo | $69/mo |
| Top Tier Price | $47/mo | Contact Sales |
| Total Features Listed | 9 | 8 |
| Integrations | 9 | 13 |
Getting Started Checklist
- Define your email domain warming and deliverability and cold email outreach requirements and monthly budget
- Estimate your expected warmup email volume and email sending 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 serves the email domain warming and deliverability side of an outbound stack and Lemlist the cold email outreach side. Inboxy offers a more accessible entry point at $47/mo, while Lemlist starts at $69/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 Inboxy and Lemlist for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between Inboxy and Lemlist?
- Inboxy is an email warmup tool built to improve domain reputation and inbox placement through gradual sending volume increases, while Lemlist is a cold email platform built for running outreach campaigns with a 650M+ lead database, AI personalization, and LinkedIn automation. They address different stages of an outbound email workflow.
- Which is cheaper, Inboxy or Lemlist?
- Inboxy is cheaper at the entry level, priced at $47/mo for its Inboxy Pro plan, compared to Lemlist's Email plan at $69/mo. Inboxy offers only one pricing tier, while Lemlist offers three tiers, Email, Multichannel, and Enterprise, giving buyers more options as they scale.
- Can I use both Inboxy and Lemlist together?
- Yes, the article notes that many teams run one of each since Inboxy handles email domain warming and deliverability while Lemlist handles cold email outreach campaigns. Using both covers separate parts of the outbound workflow rather than duplicating functionality.
- Who should choose Lemlist over Inboxy?
- Lemlist fits organizations with complex tech stacks needing broad integration support across 13 tools like HubSpot and Salesforce, enterprise buyers wanting custom pricing and dedicated support, sales teams running high-volume outbound campaigns, and agencies managing multiple client outreach programs.
- What integrations does Inboxy support compared to Lemlist?
- Inboxy integrates with nine tools including Personal Gmail, Google Workspace, Outlook/Office, Mailgun, GoDaddy, Inboxroad, Sendgrid, and Custom SMTP. Lemlist integrates with 13 tools including HubSpot, Salesforce, Pipedrive, Zoho CRM, Zapier, Make, n8n, Clay, Apollo, Slack, Airtable, and Calendly.
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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