ConvertKit (now Kit) is an email-first platform that automates email marketing, newsletter growth, and digital product sales for creators.
Free·from $33/mo
About Mailyser
What is Mailyser?
Mailyser is an advanced email deliverability and content optimization platform that helps businesses ensure their emails reach the inbox. It analyzes email campaigns for potential spam triggers, checks infrastructure, and provides actionable insights.
Who is it for?
Ideal for email marketers, deliverability experts, and teams using platforms like Salesforce, Braze, or Emarsys. If you send high-volume campaigns and want to reduce spam folder placement, Mailyser is a strong fit. It's not for casual senders or those with very basic email needs.
Key use cases
Pre-flight testing, spam score analysis, link checking, inbox vs. spam placement prediction, and monitoring IP/domain reputation. Real example: Estrella Galicia and Pull & Bear use Mailyser to reach more customers and increase conversions.
Key features
- AI Spam Score – Evaluates key data points to predict inbox placement.
- Email Structure Analysis – Checks image-to-text ratio, accessibility, and more.
- Link Verification – Ensures all URLs are live and functional.
- Inbox vs. Spam Prediction – Uses AI-monitored seed accounts to forecast placement.
- Domain & IP Monitoring (Vitals) – Tracks reputation across IPs and domains, including Microsoft SNDS and Google Postmaster.
- Spam Trap Detection – Alerts you to spam traps and advises avoidance.
- Blocklist Checking – Real-time checks and guidance to resolve blacklisting.
SaaSpartout Score
6.9
/10
Editorial score from our review methodology — not user ratings.
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Mailyser Pricing
Mailyser pricing: from $450/mo (Pro, billed monthly); free plan available. Billing model: Freemium.
For comparison: the median starting price in Marketing & SEO is $29/month, measured across 697 tools we track. See the full SaaS Pricing Index →
Free
$0 – Run a test for free, includes 150 tests per month, 1 domain, 1 seat, deliverability testing, spam score, DKIM/SPF/DMARC authentication.
Pro
$450 per month (billed monthly, annual available) – 1000 tests per month, 2 domains, unlimited seats, everything in Free plus inbox placement testing, pre-flight vs post-flight analysis, Mailyser DMARC setup, blocklist check, AI-powered actions, Vitals, and online support.
Enterprise
$12,000 per year – Recommended for deliverability experts with many IPs. Unlimited domains and seats, dedicated account manager, add-ons for additional IPs ($1500/year/IP) and domains ($1500/year/domain).
Free trial: Start with the Free plan or book a demo.
Frequently asked questions
Is Mailyser free?
Yes, Mailyser offers a free plan with 150 tests per month, 1 domain, and basic deliverability testing.
How much does Mailyser cost?
Pro starts at $450 per month (billed monthly) or $12,000 per year for Enterprise. Additional domains, tests, and IPs cost extra.
Who is Mailyser best for?
Mailyser is best for email marketers and deliverability experts at companies that send large volumes of email and need to ensure inbox placement.
What are top Mailyser alternatives?
Alternatives include GlockApps, Litmus, and Email on Acid, but Mailyser distinguishes itself with AI-powered recommendations and comprehensive IP/domain monitoring.
Can Mailyser integrate with my email platform?
Yes, Mailyser is compatible with major email marketing platforms like Salesforce, Braze, and Emarsys.
