Closely vs Mailmeteor: Sales Engagement Platform vs Cold Email Platform Comparison
Compare Closely (sales engagement platform) and Mailmeteor (cold email platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Closely is a multi-channel sales engagement platform for LinkedIn and email outreach, priced from $49/mo, while Mailmeteor is a Gmail-based cold email and mail merge platform starting at $0/mo. Choose Closely for coordinating outreach across email, phone, and social; choose Mailmeteor for inbox-focused cold email campaigns. Many teams use both together.
Key takeaways
- Closely's Starter plan costs $49/mo and includes 1 LinkedIn account plus unlimited email accounts.
- Mailmeteor's Hobby plan is free and allows 500 emails per month at 50 emails per day.
- Closely lists a conditional sequence builder, Smart Inbox, and dedicated residential IP for each LinkedIn account as key features.
- Mailmeteor lists an AI email writer, email verification on Pro plans, and spintax support as key features.
- Both Closely and Mailmeteor integrate with Gmail, but Closely also connects with Salesforce, Pipedrive, HubSpot, and GoHighLevel.
Reviewed and updated September 4, 2026
Closely vs Mailmeteor: Sales Engagement Platform vs Cold Email Platform Comparison
Closely (sales engagement platform) and Mailmeteor (cold email platform) 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
Closely is a sales engagement platform for multi-channel sales outreach and engagement tracking; Mailmeteor is a cold email platform for cold email outreach. By each vendor's own wording, Closely lists multichannel campaigns across linkedin and email and conditional sequence builder, and Mailmeteor lists gmail and google sheets integration and ai email writer.
Mailmeteor offers a lower entry point at $0/mo compared to Closely at $49/mo.
If your priority is coordinating outreach across email, phone, and social channels, Closely is the one built for it; for sending campaigns that land in the inbox and generate replies, that is Mailmeteor. Many teams run one of each.
Understanding the Core Difference
Closely is Outbound platform that runs automated campaigns across LinkedIn and email from a shared sender, with a conditional sequence builder, unified inbox, contact enrichment and AI personalization agents.
Mailmeteor is Gmail and Google Sheets-based mail merge and email marketing platform with AI email writer, tracking, and automated follow-ups.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Starter
Hobby
Closely Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Starter | $49/mo | 1 LinkedIn account, unlimited email accounts |
| Growth | $127/mo | 3 LinkedIn accounts, unlimited email accounts, 3,000 bonus credits/mo |
| Essential | $205/mo | 5 LinkedIn accounts, unlimited email accounts, 5,000 bonus credits/mo |
| Custom | Contact Sales | Unlimited seats, custom LinkedIn accounts and credits |
Source: Closely Pricing
Mailmeteor Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Hobby | Free | N/A | 500 emails/month (50 emails/day) |
| Starter | $5.99/mo | stored contacts per plan | 5,000 emails/month (250 emails/day) |
| Premium | $17.99/mo | stored contacts per plan | 30,000 emails/month (1,000 emails/day) |
| Professional | $35.99/mo | stored contacts per plan | 60,000 emails/month (2,000 emails/day) |
Source: Mailmeteor Pricing
Pricing Analysis
Mailmeteor offers the lower entry point ($0/mo vs $49/mo). Teams watching their budget will appreciate the savings, especially when starting out.
Mailmeteor includes a free tier, which is helpful for evaluating the platform without upfront cost.
Features Breakdown
- Multichannel campaigns across LinkedIn and email
- Conditional sequence builder
- Smart Inbox unifying LinkedIn and email replies
- LinkedIn account warmup
- Dedicated residential IP for each LinkedIn account
- OAuth Gmail and Outlook connection plus custom SMTP
- and 4 more listed below
- Gmail and Google Sheets integration
- AI email writer
- Email tracking and analytics
- Automated follow-up sequences
- Email warmup (Pro)
- Email verification (Pro)
- and 4 more listed below
Closely Key Features
- Multichannel campaigns across LinkedIn and email
- Conditional sequence builder
- Smart Inbox unifying LinkedIn and email replies
- LinkedIn account warmup
- Dedicated residential IP for each LinkedIn account
- OAuth Gmail and Outlook connection plus custom SMTP
- Email finder with a multi-step fallback process
- Phone number finder
- AI lead scoring and personalization agents
- Export from Sales Navigator, LinkedIn posts and events
Mailmeteor Key Features
- Gmail and Google Sheets integration
- AI email writer
- Email tracking and analytics
- Automated follow-up sequences
- Email warmup (Pro)
- Email verification (Pro)
- Remove branding (Starter+)
- Reply detection (Premium+)
- Spintax support
- Custom tracking domain (Pro)
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 Closely
- Multichannel campaigns across LinkedIn and email
- Conditional sequence builder
- Smart Inbox unifying LinkedIn and email replies
- LinkedIn account warmup
- Dedicated residential IP for each LinkedIn account
- OAuth Gmail and Outlook connection plus custom SMTP
- Email finder with a multi-step fallback process
- Phone number finder
- AI lead scoring and personalization agents
- Export from Sales Navigator, LinkedIn posts and events
Listed only by Mailmeteor
- Gmail and Google Sheets integration
- AI email writer
- Email tracking and analytics
- Automated follow-up sequences
- Email warmup (Pro)
- Email verification (Pro)
- Remove branding (Starter+)
- Reply detection (Premium+)
- Spintax support
- Custom tracking domain (Pro)
Integration Ecosystem
Closely Integrations
Closely connects with: Salesforce, Pipedrive, HubSpot, GoHighLevel, Gmail, Microsoft Outlook, SMTP, Webhooks.
Mailmeteor Integrations
Mailmeteor connects with: Gmail, Google Sheets, Google Workspace.
Shared Integrations
Both tools integrate with: Gmail.
Integrations listed only by Closely: Salesforce, Pipedrive, HubSpot, GoHighLevel, Microsoft Outlook, SMTP, Webhooks.
Integrations listed only by Mailmeteor: Google Sheets, Google Workspace.
Use Case Recommendations
Best Fit for Closely
- Budget-conscious teams looking for an affordable sales engagement platform
- Organizations with complex tech stacks needing broad integration support (8 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
Best Fit for Mailmeteor
- Budget-conscious teams looking for an affordable cold email platform
- Teams that want to start free and scale up as needs grow
- Sales teams running high-volume outbound email campaigns
- Agencies managing multiple client outreach programs
Feature Comparison Summary
| Feature | Closely | Mailmeteor |
|---|---|---|
| Starting Price | $49/mo | Free |
| Top Tier Price | Contact Sales | $35.99/mo |
| Total Features Listed | 10 | 10 |
| Integrations | 8 | 3 |
| Founded | N/A | 2018 |
Getting Started Checklist
- Define your multi-channel sales outreach and engagement tracking and cold email outreach requirements and monthly budget
- Estimate your expected sequences and engagement actions 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
Closely serves the multi-channel sales outreach and engagement tracking side of an outbound stack and Mailmeteor the cold email outreach side. Mailmeteor offers a more accessible entry point, while Closely starts at $49/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 Closely and Mailmeteor for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between Closely and Mailmeteor?
- Closely is a sales engagement platform built for multichannel outreach across LinkedIn and email with a conditional sequence builder and unified inbox. Mailmeteor is a Gmail and Google Sheets based cold email platform focused on mail merge, AI email writing, and tracking. They solve related but different parts of outbound outreach.
- How much does Closely cost compared to Mailmeteor?
- Closely's entry plan, Starter, costs $49/mo, while Mailmeteor offers a free Hobby plan at $0/mo. Mailmeteor's paid tiers start at $5.99/mo for the Starter plan and go up to $35.99/mo for Professional, all cheaper than Closely's entry point.
- Can Closely and Mailmeteor be used together?
- Yes, the article notes that many teams run one of each. Closely handles multichannel coordination across LinkedIn, phone, and email, while Mailmeteor focuses on inbox-landing cold email campaigns, so they can complement each other in a stack.
- Does Mailmeteor have a free plan?
- Yes, Mailmeteor's Hobby plan is free and includes 500 emails per month, capped at 50 emails per day. This is useful for evaluating the platform before committing to a paid tier like Starter, Premium, or Professional.
- What integrations does Closely support that Mailmeteor does not?
- Closely integrates with Salesforce, Pipedrive, HubSpot, GoHighLevel, Microsoft Outlook, SMTP, and Webhooks in addition to Gmail. Mailmeteor's integrations are limited to Gmail, Google Sheets, and Google Workspace, with Gmail being the only integration shared between the two platforms.
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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