MailPace
Fast, privacy-focused transactional email service hosted in the EU
What is MailPace? Complete Overview
MailPace is a fast, independent, and privacy-focused transactional email service designed for developers and businesses. Hosted in the EU, it ensures compliance with strict privacy regulations. MailPace specializes in delivering transactional emails such as password resets, notifications, and welcome emails quickly and reliably. Unlike other providers, MailPace does not mix transactional emails with bulk marketing emails, ensuring faster delivery times. The service is loved by thousands of companies and individuals for its simplicity, speed, and excellent support. MailPace offers a robust API, SMTP endpoint, inbound email handling, and webhooks, making it a comprehensive solution for all transactional email needs.
MailPace Interface & Screenshots

MailPace Official screenshot of the tool interface
What Can MailPace Do? Key Features
HTTP API
MailPace provides a rapid HTTP API for efficient and reliable email delivery. It supports integration with any application or service, ensuring seamless email sending with minimal setup. The API is well-documented and easy to use, with client libraries available for popular programming languages and frameworks.
SMTP Endpoint
MailPace's SMTP endpoint allows you to send emails directly from any SMTP-supported application or service. This feature ensures compatibility with a wide range of tools and platforms, making it easy to integrate MailPace into your existing workflow.
Inbound Email
Receive and process inbound emails effortlessly with MailPace's inbound email service. Inbound emails are converted into JSON webhooks, enabling you to automate responses and workflows based on incoming messages.
Webhooks
Stay updated with real-time notifications using MailPace's powerful webhooks. Webhooks allow you to receive instant alerts about email events, such as deliveries, opens, and bounces, enabling you to take immediate action when needed.
DKIM, SPF & DMARC
MailPace supports custom Return-Path and full DMARC, DKIM, and SPF verification. These features ensure that your emails are authenticated and trusted by receiving servers, improving deliverability and reducing the risk of being marked as spam.
Automatic Email Optimization
Emails sent through MailPace are automatically compressed and rebuilt for optimal deliverability and speed. This optimization ensures that your emails reach their destination quickly and look great on any device.
Spam Protection
MailPace includes outbound spam protection and automated bounce management to protect your domain reputation. The service actively checks all outbound emails for spam and enforces DKIM validation to maintain high deliverability rates.
Idempotent API
MailPace's API is idempotent, ensuring safe and repeatable sending. This feature prevents duplicate emails from being sent if a request is retried, providing peace of mind and reliability for critical transactional emails.
Best MailPace Use Cases & Applications
Password Reset Emails
MailPace is perfect for sending password reset emails quickly and reliably. Its fast delivery times ensure that users can reset their passwords without delay, improving user experience and security.
Order Confirmations
E-commerce businesses can use MailPace to send order confirmation emails. The service's high deliverability rates ensure that customers receive their order details promptly, reducing support inquiries and increasing trust.
Notification Alerts
SaaS platforms can leverage MailPace to send notification alerts to users. Whether it's a new message, system update, or security alert, MailPace ensures that notifications are delivered instantly.
Welcome Emails
Onboarding new users with welcome emails is seamless with MailPace. The service's automatic email optimization ensures that welcome emails look great on any device, making a positive first impression.
Inbound Email Processing
Businesses can use MailPace's inbound email service to automate responses to customer inquiries. Inbound emails are converted into JSON webhooks, enabling seamless integration with CRM or support systems.
How to Use MailPace: Step-by-Step Guide
Sign up for a MailPace account and obtain your API token. This token will be used to authenticate your requests to the MailPace API.
Choose your integration method. MailPace supports HTTP API, SMTP, and client libraries for popular programming languages like Node.js, Ruby, PHP, Go, Python, and more.
Configure your email sending settings. Specify the 'from' and 'to' addresses, subject, and body of your email. You can send both plain text and HTML emails.
Send your email using the chosen integration method. MailPace will handle the delivery and provide real-time feedback on the status of your email.
Monitor your email performance using MailPace's dashboard. Track delivery times, bounce rates, and other metrics to ensure your emails are reaching their intended recipients.
Set up webhooks or use the inbound email service to automate responses and workflows based on incoming emails. This step is optional but highly recommended for advanced use cases.
MailPace Pros and Cons: Honest Review
Pros
Considerations
Is MailPace Worth It? FAQ & Reviews
MailPace does not support open/read tracking by default. However, you can manually include tracking pixels if needed, but you must ensure GDPR compliance by obtaining user consent.
No, MailPace is designed exclusively for transactional emails such as password resets, notifications, and welcome emails. Marketing emails are not supported.
MailPace likely supports your code library or framework. Check the documentation for available client libraries, or contact support for assistance.
For high-volume sending, contact MailPace support for a bespoke quote tailored to your needs.
No, MailPace only accepts payments supported by their payment provider, Paddle.com, which includes major credit cards, PayPal, and Apple/Google Pay.