AI TOOL PROFILE
MailGenius Review: Email Deliverability and Spam Testing Tool
- Marketing
- Test Automation
- Marketing Agencies
- B2B Sales Teams
- E-commerce Brands
- Coaches and Consultants
- Small Business Owners
Pricing
Plans start at $23/month for the Beginner tier (60 tests). Other tiers include Popular Genius ($39/month) for unlimited tests and a $79/month plan that includes automatic testing and domain monitoring.
At a glance
- Best for
- Marketing Agencies, B2B Sales Teams, E-commerce Brands, Coaches and Consultants, Small Business Owners
- Key use cases
- Pre-campaign Validation, Cold Outreach Optimization, Technical Domain Audit, Brand Trust Setup
- Official website
- Visit MailGenius official website

How AI is used
MailGenius is a technical diagnostic tool designed to help senders identify why emails may land in spam or promotions folders. The software allows users to send a test email to a generated address, which then analyzes the message and the sending domain's health.
The tool supports a range of users, including small business owners, coaches, marketing agencies, and B2B sales teams. It examines both the email content and the technical infrastructure, such as DNS records and IP reputation.
By simulating how providers like Gmail, Outlook, and Yahoo treat an email, it helps users identify spam triggers and authentication gaps. This may help reduce the risk of campaigns being blocked due to technical misconfigurations.
Buyers should confirm their volume needs when choosing a plan, as the free version is limited and specific tiers are required for automatic monitoring and unlimited testing.
Key Features
Spam Score Analysis
Evaluates email content, subject lines, and HTML structure to identify potential spam triggers.
Inbox Placement Preview
Simulates where an email is likely to land across providers including Gmail, Outlook, and Yahoo.
Authentication Testing
Verifies the configuration of SPF, DKIM, and DMARC protocols to support sender identity.
BIMI Validation
Checks eligibility and configuration for Brand Indicators for Message Identification to display brand logos in supported inboxes.
Blacklist Monitoring
Scans sending IPs and domains against known blacklists to alert users of reputation issues in real time.
AI Email Analysis
Provides AI Email Deliverability Consultant and AI Copywriting Analysis for premium users.
Use Cases
Pre-campaign Validation
Testing a marketing email before sending to identify elements that may cause it to hit spam folders.
Cold Outreach Optimization
Configuring new domains and content for cold prospecting to support better delivery.
Technical Domain Audit
Reviewing SPF, DKIM, and DMARC records to identify authentication gaps.
Brand Trust Setup
Setting up BIMI to display company logos in the recipient's inbox where supported.
FAQ
Does MailGenius work with my current email provider?
- Yes, it is platform-agnostic and works with any ESP or CRM, including Mailchimp, HubSpot, and Klaviyo, by using a test email address.
What is the difference between the free and paid plans?
- The free version allows limited tests without an account, while paid plans offer more tests, AI analysis, and automatic domain monitoring.
Can MailGenius help with cold email deliverability?
- Yes, it is designed to help optimize content and domain settings for cold outreach to help avoid spam filters.
Source category: Marketing
Source subcategory: Test Automation
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