Mailtrap vs Mailgun: Features, Pricing and User Reviews 2026

Mailtrap

Email Testing and Delivery Platform for Developers

Email Testing & Development Email Deliverability

Mailgun

Powerful Email API for Developers

Transactional Email API SMTP Service Provider+1 more

Mailtrap

Email Testing and Delivery Platform for Developers

Email Testing & Development Email Deliverability

Mailgun

Powerful Email API for Developers

Transactional Email API SMTP Service Provider+1 more

Mailtrap

Mailtrap is a dual-purpose email platform. First, it offers Email Sandbox, which acts as a fake email server that captures all test emails from your development or staging environment. You can inspect every detail of these emails without sending them to real people. This prevents accidental emails to customers during testing.

Second, Mailtrap provides Email API and SMTP service for sending real emails to your users once testing is complete. This includes transactional emails like password resets and promotional campaigns. The platform gives you detailed tracking, showing delivery rates, opens, clicks, and bounces.

Mailtrap supports all major programming languages and frameworks through ready-made code snippets, making integration quick and straightforward for any development team.

Mailgun

Mailgun is a cloud-based email delivery service designed specifically for developers and businesses who need to send emails programmatically through their applications. Think of it as the engine that powers email functionality in websites and apps - from simple contact forms to complex automated email workflows.

The platform offers both RESTful APIs and SMTP relay services, giving developers flexibility in how they integrate email capabilities. Unlike traditional email marketing platforms with drag-and-drop editors, Mailgun focuses on programmatic email sending with features like real-time tracking, webhook notifications, and detailed delivery analytics.

What sets Mailgun apart is its focus on deliverability and developer experience. The service handles technical complexities like IP reputation management, email authentication, and spam compliance, while providing simple APIs that work with virtually any programming language including Python, PHP, Java, Ruby, and Node.js.

Features of Mailtrap and Mailgun

Mailtrap

Safe email testing with sandbox environment
Email API and SMTP for sending real emails
HTML validation across email clients
Spam score checking before sending
Automated testing through API integration
Team sharing and collaboration tools
Multiple sandbox inboxes for different projects
Detailed delivery and engagement analytics
Support for all programming languages
Email template management and storage

Mailgun

RESTful API and SMTP relay for flexible integration
Real-time email tracking and analytics
Email validation and deliverability optimization
Inbound email routing and parsing
Webhook notifications for instant event updates
Multi-language SDK support (Python, PHP, Java, Ruby)
Dedicated IP addresses available
Email authentication (SPF, DKIM, DMARC)
Template management and suppression handling
99.99% uptime guarantee

Use Cases of Mailtrap and Mailgun

Mailtrap

Transactional Email Sending Email Deliverability Testing Email Issue Debugging Email Deliverability Optimization

Mailgun

Transactional Email Sending Bulk Email Sending Email Performance Tracking Email Address Verification Email Bounce Handling Email Deliverability Optimization

Pricing of Mailtrap and Mailgun

Mailtrap

Mailtrap offers separate pricing for Email API/SMTP and Email Sandbox to match different needs.

For Email API/SMTP, the Free plan includes 3,500 emails per month with 1 domain and 3 days of logs. The Basic plan costs $15 monthly for 10,000 emails with 5 domains and 5 days of logs. The Business plan at $85 monthly offers 100,000 emails, up to 3,000 domains, 15 days of logs, and a dedicated IP address for better delivery. The Enterprise plan starts at $750 monthly with 1,500,000 emails and 30 days of logs.

For Email Sandbox, the Free plan provides 50 test emails monthly. The Basic plan costs $17 monthly for 500 test emails. The Team plan at $42 monthly includes 5,000 test emails and chat support. The Business plan costs $123 monthly for 50,000 test emails. The Enterprise plan at $498 monthly provides 5,000,000 test emails with priority support and single sign-on.

Mailgun

Mailgun offers flexible pricing plans to suit different business needs and email volumes. The Free plan allows 100 emails per day, perfect for testing and small applications.

Paid plans include:

Flex Plan: Pay-as-you-go at $0.80 per 1,000 emails after 3 free months, ideal for unpredictable volumes
Foundation Plan ($35/month): 50,000 emails with basic features and 5-day log retention
Growth Plan ($80/month): 100,000 emails with enhanced support and 15-day log retention
Scale Plan ($90/month): 100,000 emails plus email validation, dedicated IPs, send time optimization, and 30-day logs
Enterprise: Custom pricing for high-volume senders with dedicated support and advanced features

All plans include unlimited users, API access, and basic tracking. Higher-tier plans add dedicated IPs, longer log retention, priority support, and advanced deliverability features. Overage pricing decreases with higher-tier plans.