Mailreef alternatives
The closest Mailreef alternatives start from $3 (usage-based) (InboxKit). 32 tools share a category (Email Deliverability & Warmup) with Mailreef; 26 publish a starting price and 9 list a free plan. The full list below is alphabetical; prices come from each vendor's site. See Mailreef pricing for the tool itself.
Closest Mailreef alternatives
Tools that do the same job, from our roundup Best Hypertide alternatives: cold email mailbox providers. Prices are from each vendor's own pricing page on the date shown.
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| Tool | Price (vendor-published) | Checked |
|---|---|---|
| InboxKit | One flat rate per mailbox: $3.00/mailbox/mo monthly or $2.50 annual (Google Workspace or Microsoft 365); Azure $30 per tenant/mo (up to 100 mailboxes); pre-warmed mailboxes $6–$9/mo by warmup age plus a one-time domain fee from $12.50 | |
| Zapmail | Starter $39/mo (10 Google/Microsoft mailboxes, extra $3.50/mailbox); Growth $99/mo (30); Pro $299/mo (100, API) | |
| Mission Inbox | Lite $50/mo (15 mailboxes, 5,000 sends/mo, upgrade required past the limits); Scale $199/mo (30 mailboxes, 10,000 sends/mo, then pay as you go at 1 credit = $1); dedicated IPs on both; the Pro $99/mo API-sending plan shown earlier is no longer listed | |
| Maildoso | Monthly SMTP mailboxes: 30 for $75/mo, 300 for $225/mo, 1,000 for $499/mo; quarterly plans with domains from $299/qtr; domains $12/yr ($15 from Oct 1, 2026 per vendor); no discounts | |
| Inframail | Unlimited plan $147/mo (unlimited inboxes, ~80,000 emails/mo); Agency Pack $387/mo; done-for-you setup $797/mo (3-month minimum) | |
| Mailforge Visit Mailforge ↗ | Shared mailbox infrastructure: $3 per mailbox slot/mo billed yearly (minimum 10 slots; e.g. 25 slots $60/mo yearly or $75/mo monthly); .com domains $14/year; automated DNS setup included | |
| Infraforge Visit Infraforge ↗ | Calculator-based: mailbox slots $4/mo (billed yearly), .com domains $14/yr; dedicated IPs $99/mo each; no free trial | |
| Premium Inboxes | $3.50 per inbox/mo (1-249 inboxes), $3.00 (250-1,249), $2.80 (1,250+), no monthly commitment; managed ECC service $7,500/mo by application | |
| ScaledMail | Priced per unit: Google Workspace $3.50/mailbox/mo; Microsoft Outlook $50/domain/mo (25 mailboxes per domain); SMTP $3.75/domain/mo (4 mailboxes per domain); SPF, DKIM and DMARC configured; reporting add-ons $2–5/mo |
Head-to-head with Mailreef
Free plans: Allegrow, dmarcian, EmailGuard, GlockApps, mail-tester, MxToolbox, Truelist, TrulyInbox, Warmforge
All 32 tools in the same category
Email verification and deliverability platform for B2B data and GTM teams, including catch-all and secure-gateway verification.
Email Deliverability & WarmupDMARC monitoring and management for SPF, DKIM and DMARC deployment across sending services.
Email Deliverability & WarmupDMARC, SPF and DKIM monitoring and reporting to protect sending domains.
Email Deliverability & WarmupDMARC, SPF and DKIM management and monitoring, with a deliverability plan for inbox placement.
Email Deliverability & WarmupCold email deliverability suite: inbox placement and spam tests, DMARC monitoring, blacklist checks and domain masking.
Email Deliverability & WarmupEmail deliverability testing: inbox placement and spam tests, DMARC analytics and uptime and IP reputation monitoring.
Email Deliverability & WarmupAutomated cold email infrastructure: Google and Microsoft inboxes set up with DNS and uploaded to your sequencer.
Email Deliverability & WarmupInbox-placement and sender-reputation tool that warms up domains by engaging with your emails across a seed network.
Email Deliverability & WarmupCold email infrastructure: buys and configures Google Workspace and Microsoft 365 mailboxes with automated DNS.
Email Deliverability & WarmupPrivate, dedicated-IP email infrastructure for cold outreach; part of the Salesforge product family.
Email Deliverability & WarmupFlat-rate cold email infrastructure with Microsoft-backed inboxes and automated DNS setup.
Email Deliverability & WarmupEmail warmup and deliverability tool from the makers of lemlist.
Email Deliverability & WarmupSpam-score checker: send a test email and get a deliverability score with fixes.
Email Deliverability & WarmupLow-cost SMTP mailboxes for outbound with IP rotation and self-healing mailboxes.
Email Deliverability & WarmupEmail list verification and deliverability testing from the MailerLite team.
Data & EnrichmentEmail Deliverability & WarmupCreates cold email domains and mailboxes in bulk with automated DNS setup; part of the Salesforge product family.
Email Deliverability & WarmupSpam and deliverability tester that grades a test email and explains SPF, DKIM, DMARC, blacklist and content problems.
Email Deliverability & WarmupPeer-to-peer email warmup with unlimited mailboxes and a shared daily warmup volume.
Email Deliverability & WarmupEmail warmup and spam testing to improve sender reputation and inbox placement.
Email Deliverability & WarmupEmail warmup service that builds sender reputation through interactions with a network of real inboxes.
Email Deliverability & WarmupEmail sending infrastructure with mailboxes on dedicated IPs for cold outreach.
Email Deliverability & WarmupDNS, blacklist and email delivery monitoring, with inbox placement analysis and DMARC reporting.
Email Deliverability & WarmupCold-email inbox provider that sets up and monitors sending inboxes and domains, with auto-reconnect to sequencers.
Email Deliverability & WarmupCold EmailDMARC, SPF and DKIM management that guides domains to p=reject enforcement.
Email Deliverability & WarmupCold email infrastructure provider that sets up Google, Microsoft and SMTP mailboxes and domains for outbound.
Email Deliverability & WarmupEmail validation that resolves catch-all addresses, with pay-as-you-go and unlimited plans.
Data & EnrichmentEmail Deliverability & WarmupEmail warmup and deliverability monitoring for cold email inboxes.
Email Deliverability & WarmupEmail warmup tool for Gmail, Outlook, SMTP and other inboxes.
Email Deliverability & WarmupEmail warmup and inbox-placement testing from the Salesforge team, with DNS and blacklist health checks.
Email Deliverability & WarmupEmail warmup service that sends and engages with warmup messages to build sender reputation.
Email Deliverability & WarmupAI-driven email warmup and deliverability tool for domains and IPs.
Email Deliverability & WarmupCold email infrastructure: pre-configured Google and Microsoft mailboxes with automated SPF, DKIM and DMARC.
Email Deliverability & WarmupQuick answers
What does Mailreef cost?
Mailreef starts from $240/mo in our data. Agency $240/mo with a 12-month commitment, or Agency Flex $249/mo month to month, each plus $0.001 per send; Enterprise custom (checked 2026-10-29).
What are the cheapest Mailreef alternatives?
By lowest listed entry price among the closest Mailreef alternatives: InboxKit from $3 (usage-based), Zapmail from $39/mo, Mission Inbox from $50/mo. Billing basis (per user, monthly or annual) differs by vendor; each tool page shows the details and source.
Which Mailreef alternatives have a free plan?
9 list a free plan on their pricing page: Allegrow, dmarcian, EmailGuard, GlockApps, mail-tester, MxToolbox, Truelist and TrulyInbox and 1 more.