Tool Comparisons

    Mailmeteor vs TrulyInbox: Cross-Category Comparison

    Compare Mailmeteor (cold email platform) and TrulyInbox (email warmup tool) side by side. Understand how these tools fit different stages of your sales workflow.

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    February 6, 20264 min read
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    The short answer

    Mailmeteor is a cold email platform starting at free that executes outbound campaigns through Gmail and Google Sheets integration, while TrulyInbox is an email warmup tool also starting free that prepares domains for better deliverability with unlimited inbox connections on paid plans. They address different workflow stages—campaign execution versus deliverability preparation—making them complementary rather than competitive, with many teams using both together.

    Key takeaways

    • Mailmeteor offers four pricing tiers from free to $25/month, with email limits ranging from 500 to 45,000 emails per month and contact storage from 50,000 to 500,000.
    • TrulyInbox pricing spans free to $289/month, with warmup email volumes from 10 to 6,000 emails per day and unlimited email account connections on all paid plans.
    • Both tools integrate with Gmail and Google Workspace, making them compatible within the same tech stack for combined use.
    • Mailmeteor includes 10 features focused on campaign execution like AI email writing and automated follow-ups, while TrulyInbox offers 8 features centered on warmup mechanics and deliverability scoring.
    • Teams commonly use both tools together because they address separate workflow stages rather than overlapping functionality.

    Reviewed and updated February 6, 2026

    Mailmeteor vs TrulyInbox: Cross-Category Comparison

    Mailmeteor (cold email platform) and TrulyInbox (email warmup tool) address different challenges in the outbound sales process. Comparing them makes sense when you are deciding which part of your workflow to invest in next.

    Why Compare These Two Tools?

    Both tools address email outreach, but at different stages. Email sending platforms execute campaigns while warmup tools prepare domains for better deliverability. Teams often evaluate whether an all-in-one platform can handle both or if dedicated tools perform better.

    Mailmeteor is a cold email platform focused on cold email outreach. Gmail and Google Sheets-based mail merge and email marketing platform with AI email writer, tracking, and automated follow-ups.

    TrulyInbox is a email warmup tool focused on email domain warming and deliverability. Cost-effective email warmup platform that supports unlimited inbox connections on paid plans, with customizable reply rates, ramp-up schedules, and real-time deliverability scoring.

    Where Each Tool Fits in Your Workflow

    AspectMailmeteorTrulyInbox
    CategoryCold Email PlatformEmail Warmup Tool
    Workflow StageCampaign executionDeliverability preparation
    Primary FocusCold email outreachEmail domain warming and deliverability
    Starting PriceFreeFree
    Features Listed108
    Integrations37

    Pricing Comparison

    Mailmeteor Pricing (as of February 2026)

    PlanPriceContactsEmails
    Hobby (Free)FreeN/A500 emails/month (50/day)
    Starter$5/mo50,000 stored contacts5,000 emails/month (250/day)
    Premium$13/mo250,000 stored contacts15,000 emails/month (500/day)
    Pro$25/mo500,000 stored contacts45,000 emails/month (1,500/day)

    Source: Mailmeteor Pricing

    TrulyInbox Pricing (as of February 2026)

    PlanPriceEmails
    FreeFree10 warmup emails/day
    Starter$29/mo100 warmup emails/day
    Growth$79/mo1,000 warmup emails/day
    Scale$189/mo3,000 warmup emails/day
    Business$289/mo6,000 warmup emails/day

    Source: TrulyInbox Pricing

    Pricing Context

    These tools serve different purposes, so a direct price comparison requires context. Mailmeteor starts at $0/mo for cold email outreach, while TrulyInbox starts at $0/mo for email domain warming and deliverability. Many teams end up paying for both since they address different workflow stages.

    Feature Highlights

    Mailmeteor Key Capabilities (Cold Email Platform)

    • 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)

    TrulyInbox Key Capabilities (Email Warmup Tool)

    • Unlimited email account connections on all paid plans
    • Customizable reply rate per plan (10% to 65%)
    • Customizable email ramp-up schedules
    • Human-like email interaction simulation
    • Real-time deliverability score tracking
    • Multiple email open simulation for natural engagement
    • Advanced warmup settings on higher plans
    • Free forever plan with 1 inbox

    Feature Overlap

    These tools have minimal feature overlap, which makes sense given their different categories. They are more complementary than competitive.

    Integration Ecosystem

    Mailmeteor Integrations

    Mailmeteor connects with: Gmail, Google Sheets, Google Workspace.

    TrulyInbox Integrations

    TrulyInbox connects with: Gmail, Google Workspace, Outlook, Microsoft 365, Zoho Mail, SMTP, Yahoo Mail.

    Shared Integrations

    Both tools integrate with: Gmail, Google Workspace. This shared ecosystem means they can work together in your tech stack.

    When to Choose Mailmeteor

    • Your biggest gap is in campaign execution
    • You already have a solid email warmup tool and need specialized cold email outreach capabilities
    • You want an affordable entry point ($0/mo)
    • Your team's primary bottleneck is cold email outreach

    When to Choose TrulyInbox

    • Your biggest gap is in deliverability preparation
    • You already have a cold email platform and need better email domain warming and deliverability
    • You want an affordable entry point ($0/mo)
    • Your team's primary bottleneck is email domain warming and deliverability

    Using Both Together

    Many sales teams use both a cold email platform and a email warmup tool as part of their complete workflow. Mailmeteor handles campaign execution while TrulyInbox covers deliverability preparation.

    Since both tools integrate with Gmail, Google Workspace, connecting them in your workflow is straightforward.

    Decision Framework

    1. Map your workflow gaps. Which stage needs the most improvement: campaign execution or deliverability preparation?
    2. Check your existing stack. Do you already have a tool covering one of these categories?
    3. Consider your budget. Can you invest in both, or do you need to prioritize one?
    4. Trial both. Sign up for free trials to evaluate each tool in your actual workflow.
    5. Measure ROI separately. Track the impact of each tool on its specific workflow stage.

    Pricing and features verified as of February 2026. Visit Mailmeteor and TrulyInbox for current information.

    Questions

    Frequently asked questions.

    Frequently asked questions
    What is the main difference between Mailmeteor and TrulyInbox?
    Mailmeteor is a cold email platform that executes outbound campaigns with features like AI email writing, tracking, and automated follow-ups, while TrulyInbox is an email warmup tool that prepares domains for better deliverability through simulated human-like interactions. Mailmeteor handles the campaign execution stage of your workflow, whereas TrulyInbox focuses on the deliverability preparation stage before you send campaigns.
    Can I use Mailmeteor and TrulyInbox together?
    Yes, many sales teams use both tools as part of their complete workflow since they serve complementary purposes. TrulyInbox warms up your email domain to improve deliverability, while Mailmeteor executes your actual cold email campaigns. Both tools integrate with Gmail and Google Workspace, making it straightforward to connect them in your tech stack and use them simultaneously.
    Which tool is more affordable for starting out?
    Both tools offer free plans, making them equally affordable for starting out. Mailmeteor's free Hobby plan provides 500 emails per month with 50 per day, suitable for basic cold email outreach. TrulyInbox's free plan offers 10 warmup emails per day for one inbox. If you need paid features, Mailmeteor starts at $5/month while TrulyInbox starts at $29/month, but they serve different purposes so direct price comparison requires considering your specific workflow needs.
    Do these tools have any overlapping features?
    These tools have minimal feature overlap because they operate in different categories with different purposes. Mailmeteor focuses on cold email campaign execution with features like AI writing, tracking, and automated sequences, while TrulyInbox concentrates on email warmup mechanics like customizable reply rates, ramp-up schedules, and deliverability scoring. This makes them complementary tools rather than competitive alternatives.
    MailmeteorTrulyInboxCold Email PlatformEmail Warmup ToolCross-Category Comparisonemail-sendingemail-warmup
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    About the author.

    Tim Carden

    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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