Mailarrow vs Zeekeo: Cold Email Platform vs Sales Engagement Platform Comparison
Compare Mailarrow (cold email platform) and Zeekeo (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Mailarrow is a cold email platform starting at $39/mo with unlimited warmup and mailboxes, built for inbox deliverability and reply generation. Zeekeo is a sales engagement platform starting at $149/mo covering email, LinkedIn, and calling with AI-powered sequences. Teams focused purely on cold email tend to choose Mailarrow, while those coordinating multi-channel outreach choose Zeekeo, and some run both.
Key takeaways
- Mailarrow's entry plan costs $39/mo for 2,000 active prospects and 6,000 emails, while Zeekeo's entry plan costs $149/mo per seat.
- Mailarrow offers 3 pricing tiers (Basic, Professional, Growth) compared to Zeekeo's 2 (DIY and Done-For-You).
- Mailarrow lists unlimited email warmup and unlimited mailboxes, while Zeekeo lists email plus LinkedIn outreach and AI-powered messaging and sequences.
- Mailarrow integrates with Gmail, Outlook, Zoho, Zapier, and TrulyInbox, while Zeekeo integrates with HubSpot, Salesforce, Zapier, Google, and Microsoft.
- Zapier is the only integration shared between Mailarrow and Zeekeo based on each vendor's published integration list.
Reviewed and updated September 5, 2026
Mailarrow vs Zeekeo: Cold Email Platform vs Sales Engagement Platform Comparison
Sales teams building an outbound stack often weigh Mailarrow, a cold email platform for cold email outreach, against Zeekeo, a sales engagement platform for multi-channel sales outreach and engagement tracking. 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
Mailarrow is a cold email platform for cold email outreach; Zeekeo is a sales engagement platform for multi-channel sales outreach and engagement tracking. By each vendor's own wording, Mailarrow lists unlimited email warmup and unlimited mailboxes, and Zeekeo lists email + linkedin outreach and ai-powered messaging & sequences.
Mailarrow offers a lower entry point at $39/mo compared to Zeekeo at $149/mo.
If your priority is sending campaigns that land in the inbox and generate replies, Mailarrow is the one built for it; for coordinating outreach across email, phone, and social channels, that is Zeekeo. Many teams run one of each.
Understanding the Core Difference
Mailarrow is Cold email outreach software with email warmup, AI personalization, unlimited sequences and unlimited connected mailboxes. Users bring their own mailboxes and prospect lists; Mailarrow does not sell leads or provide inboxes.
Zeekeo is Outbound platform that runs email and LinkedIn campaigns from one system, with prospecting and data enrichment, AI-powered messaging and sequences, A/B testing and reply intelligence. Sold either as self-serve seats or as a managed service where Zeekeo builds and runs the outbound motion.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Basic
Zeekeo DIY
Mailarrow Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Basic | $39/mo | 2,000 active prospects | 6,000 emails |
| Professional | $59/mo | 20,000 active prospects | 60,000 emails |
| Growth | $99/mo | 50,000 active prospects | 150,000 emails |
Source: Mailarrow Pricing
Zeekeo Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Zeekeo DIY | $149/mo | Per seat; volume discounts on more seats | Not published |
| Zeekeo Done-For-You | Contact Sales | Managed service | Not published |
Source: Zeekeo Pricing
Pricing Analysis
Mailarrow is more affordable at the entry level ($39/mo vs $149/mo). For teams with tight budgets or those just getting started with cold email outreach and multi-channel sales outreach and engagement tracking, this price difference matters.
Mailarrow offers 3 pricing tiers compared to Zeekeo's 2, giving you more granularity as you scale.
Features Breakdown
- Unlimited Email Warmup
- Unlimited Mailboxes
- AI Personalization
- Sending mailbox rotation
- Detailed campaign analytics
- Bulk Prospects Import
- and 4 more listed below
- Email + LinkedIn outreach
- AI-powered messaging & sequences
- Smart campaign automation
- A/B testing & optimization
- Analytics & performance dashboards
- AI-generated responses & insights
- and 4 more listed below
Mailarrow Key Features
- Unlimited Email Warmup
- Unlimited Mailboxes
- AI Personalization
- Sending mailbox rotation
- Detailed campaign analytics
- Bulk Prospects Import
- Custom properties
- Sending schedules
- Advanced tracking
- Reply tracking
Zeekeo Key Features
- Email + LinkedIn outreach
- AI-powered messaging & sequences
- Smart campaign automation
- A/B testing & optimization
- Analytics & performance dashboards
- AI-generated responses & insights
- LinkedIn post creation & scheduling
- Image & GIF personalization
- Workflow automation
- Targeted calling & appointment setting
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 Mailarrow
- Unlimited Email Warmup
- Unlimited Mailboxes
- AI Personalization
- Sending mailbox rotation
- Detailed campaign analytics
- Bulk Prospects Import
- Custom properties
- Sending schedules
- Advanced tracking
- Reply tracking
Listed only by Zeekeo
- Email + LinkedIn outreach
- AI-powered messaging & sequences
- Smart campaign automation
- A/B testing & optimization
- Analytics & performance dashboards
- AI-generated responses & insights
- LinkedIn post creation & scheduling
- Image & GIF personalization
- Workflow automation
- Targeted calling & appointment setting
Integration Ecosystem
Mailarrow Integrations
Mailarrow connects with: Gmail, Outlook, Zoho, Zapier, TrulyInbox.
Zeekeo Integrations
Zeekeo connects with: HubSpot, Salesforce, Zapier, Google, Microsoft.
Shared Integrations
Both tools integrate with: Zapier.
Integrations listed only by Mailarrow: Gmail, Outlook, Zoho, TrulyInbox.
Integrations listed only by Zeekeo: HubSpot, Salesforce, Google, Microsoft.
Use Case Recommendations
Best Fit for Mailarrow
- Budget-conscious teams looking for an affordable cold email platform
- Sales teams running high-volume outbound email campaigns
- Agencies managing multiple client outreach programs
- SDR teams focused on pipeline generation
Best Fit for Zeekeo
- Mid-market to enterprise teams with established multi-channel sales outreach and engagement tracking budgets
- Enterprise buyers who prefer custom pricing and dedicated support
- SDR teams running multi-channel outreach sequences
- Sales managers tracking team engagement metrics
Feature Comparison Summary
| Feature | Mailarrow | Zeekeo |
|---|---|---|
| Starting Price | $39/mo | $149/mo |
| Top Tier Price | $99/mo | Contact Sales |
| Total Features Listed | 10 | 10 |
| Integrations | 5 | 5 |
Getting Started Checklist
- Define your cold email outreach and multi-channel sales outreach and engagement tracking requirements and monthly budget
- Estimate your expected email sending volume and sequences and engagement actions 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
Mailarrow serves the cold email outreach side of an outbound stack and Zeekeo the multi-channel sales outreach and engagement tracking side. Mailarrow offers a more accessible entry point at $39/mo, while Zeekeo starts at $149/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 Mailarrow and Zeekeo for current information.
Frequently asked questions.
Frequently asked questions- What's the main difference between Mailarrow and Zeekeo?
- Mailarrow is a cold email platform focused on cold email outreach with features like unlimited warmup and unlimited mailboxes. Zeekeo is a sales engagement platform for multi-channel outreach, combining email, LinkedIn, and calling with AI-powered messaging, sequences, and engagement tracking across channels.
- Which one is cheaper, Mailarrow or Zeekeo?
- Mailarrow is cheaper at the entry level, starting at $39/mo compared to Zeekeo's $149/mo entry plan. Mailarrow also offers three pricing tiers, Basic, Professional, and Growth, giving more granularity as usage scales, while Zeekeo offers a DIY plan and a Done-For-You managed service.
- Does Mailarrow or Zeekeo integrate with HubSpot?
- Zeekeo integrates with HubSpot, while Mailarrow does not list HubSpot among its integrations. Mailarrow instead connects with Gmail, Outlook, Zoho, Zapier, and TrulyInbox, whereas Zeekeo also connects with Salesforce, Google, and Microsoft, with Zapier being the only integration shared by both tools.
- Who is Mailarrow best suited for?
- Mailarrow is best suited for budget-conscious teams wanting an affordable cold email platform, sales teams running high-volume outbound email campaigns, agencies managing multiple client outreach programs, and SDR teams focused on pipeline generation.
- Can I use both Mailarrow and Zeekeo together?
- Yes, the article notes that many teams run one of each since they cover different parts of the outbound workflow. Mailarrow handles cold email outreach for inbox deliverability and replies, while Zeekeo coordinates outreach across email, phone, and social channels.
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
Connect on LinkedIn →Explore more.
Ready to scale your outreach?
We build GTM engines that book real meetings. See the receipts.
Related articles.
GetSales.io vs Yet Another Mail Merge: Sales Engagement Platform vs Cold Email Platform Comparison
Compare GetSales.io (sales engagement platform) and Yet Another Mail Merge (cold email platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Enginy vs Success.ai: Sales Engagement Platform vs Cold Email Platform Comparison
Compare Enginy (sales engagement platform) and Success.ai (cold email platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Artisan vs Yet Another Mail Merge: Sales Engagement Platform vs Cold Email Platform Comparison
Compare Artisan (sales engagement platform) and Yet Another Mail Merge (cold email platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Hexospark vs JustCall: Cold Email Platform vs Sales Engagement Platform Comparison
Compare Hexospark (cold email platform) and JustCall (sales engagement platform). See pricing, features, and integrations to decide which one, or both, your stack needs.
EmailBison vs Luru: Cold Email Platform vs Sales Engagement Platform Comparison
Compare EmailBison (cold email platform) and Luru (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
AroundDeal vs Leadspicker: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare AroundDeal (data enrichment tool) and Leadspicker (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.