A Postmark Alternative
With More Built In

Postmark is built for transactional email. Maileroo gives you a simple way to send important emails, see what happens after they leave, and keep your sending setup cleaner as you grow. Start with SMTP or API sending and send up to 3,000 emails per month for free.

Try it for free

Why Use Maileroo?

Maileroo gives teams a simple, affordable way to send transactional emails without making setup harder than it needs to be. Use SMTP Relay or Email API, track what happens after each send, and scale from a few emails to higher-volume delivery with more control.

Free Email Verification

Check email addresses before you send. Maileroo helps reduce avoidable bounces and keeps your list cleaner from the start.

Dedicated IPs

When your sending volume grows, your reputation matters more. Maileroo includes dedicated IPs on higher-volume plans, giving you more control without adding another fee.

DNS Records

Set up SPF, DKIM, and DMARC with less DNS confusion. Maileroo helps authenticate your domain, so your emails are far more likely to reach the inbox.

Email Delivery Tracking

See what happens after every email leaves Maileroo. Clear delivery tracking helps you spot issues sooner and improve future sends.

Suppression Handling

Maileroo helps you avoid sending to addresses that have already bounced or been suppressed. That keeps your list cleaner and helps protect your sender reputation.

Email API and SMTP

Use SMTP for a quick, familiar setup. Choose Maileroo’s Email API when you want more direct control from your app.

Postmark vs Maileroo

Postmark is built around transactional email. Maileroo gives you a simple way to send important emails too, with more of the surrounding workflow built in.

You can start with SMTP or API sending, then bring in email verification, clearer tracking, suppression handling, and support as your needs grow. It is a practical choice for teams that want reliable transactional email without keeping everything in separate places.

Important emails still get the attention they deserve. Your team gets more room to grow.

Get Started

Compare Postmark and Maileroo

Postmark is a focused transactional email service. Maileroo gives teams a broader email delivery platform with a free plan to get started.

Features
Base Plan Pricing	$15.00	$10.00
Searchable Email Activity	45 Days	14 Days
SMTP Relay
Email API
API Documentation
Email Address Validation API
Dedicated IP Addresses
Automated IP Warmup
Dedicated IP Pooling
SPF / DKIM / DMARC
Real-Time Analytics
Suppression Management
Technical Support
Webhooks
Affiliate Program
Per Country Statistics
WordPress Integration	Postmark Approved	Simple SMTP by Maileroo

Here’s Why People Are Switching to Maileroo

Transactional emails are the ones people notice when they fail to arrive. Password resets, receipts, confirmations, and account alerts all have a job to do.

Maileroo keeps that job simple. You can send through SMTP or API, see what happens after each email, and use built-in tools to keep your sending cleaner over time.

And when something needs attention, you get support from people who understand email delivery.

Transactional Email With More Room to Grow

Postmark is built for transactional email. Maileroo keeps important messages easy to send, track, and manage as your needs grow.

Get clear setup, human support, and 3,000 free emails per month to see how Maileroo compares.

Try it for free

Frequently Asked Questions

What is Maileroo and how does it work?

Maileroo is an email delivery service that allows you to send emails from your app or website. You can send emails using our SMTP relay or HTTP API. We take care of the technical details, like deliverability, IP reputation management, and scaling of the email infrastructure, while you can focus on what you do best — building great apps.

What is a transactional email?

Transactional emails are emails sent by your app or website in response to a user’s behavior. Examples include welcome emails, password resets, order confirmations, and payment receipts. Transactional emails are different from marketing emails, which are bulk emails sent to many recipients at once, like a newsletter.

How do I send transactional emails with Maileroo?

You can send transactional emails with Maileroo using our SMTP relay or HTTP API. Whether you prefer the simplicity of SMTP or the flexibility of an API, we’ve got you covered.

What payment methods do you accept?

We accept all major credit / debit cards including Visa, Mastercard and American Express through our payments partners, Paddle and Stripe. We also offer PayPal and Cryptocurrency payments when paying annually.

What happens if I go over my plan’s limits?

We send frequent reminders before you reach your monthly email limit, and if you hit it, a 12% buffer is applied. After the buffer is exceeded, further emails will be dropped.

Do you offer discounts for non-profits or open-source projects?

Yes! We offer a 50% discount for non-profits and open-source projects. Please get in touch with us to apply.

Do you offer a free plan?

Yes! Our free plan allows you to send up to 3,000 emails per month. You can upgrade to a paid plan at any time to send more emails.

What is your refund policy?

We offer a 14-day money-back guarantee for all plans. If you’re not satisfied with Maileroo, we’ll refund your payment in full.

What is your cancellation policy?

You can cancel your plan at any time. If you cancel your plan, you will not be charged again. You will continue to have access to your plan until the end of your billing cycle.

Do you offer dedicated IP addresses?

Dedicated IP addresses are provided for free on our plans that include 250,000 emails per month or more. Additional dedicated IP addresses can be purchased for $50 per month each.

Can I track email opens and clicks with Maileroo?

We automatically track email opens and clicks for all emails sent through Maileroo. You can view this data in your Maileroo dashboard.

Do you provide any libraries or SDKs?

Yes! We provide official libraries for popular programming languages including PHP, Laravel, Node.js, Python, Go, .NET, and Java. You can find these libraries on our API documentation page.

Does Maileroo support DKIM and SPF?

When adding a domain to Maileroo, we automatically generate DKIM and SPF records for you. You can add these records to your DNS provider to authenticate your emails.

What kind of customer support does Maileroo offer?

We offer support from our internal ticketing system. Our team is available from 9 AM to 5 PM (Australian Eastern Standard Time) throughout the week.

Is there any hourly sending limit?

All new accounts start with an hourly sending limit to help prevent abuse. This limit automatically increases as your account builds a positive sending history. If you need a higher limit sooner, you can request an increase through our support team. The process only takes a few minutes, and requests are usually reviewed within three business hours.

What types of emails can I send with Maileroo’s email marketing platform?

You can send a variety of emails, including newsletters, promotional campaigns, announcements, event invitations, and automated drip sequences. Maileroo supports both one-time sends and recurring campaigns.

Is it possible to segment my email list in Maileroo?

Absolutely. Maileroo allows you to segment your email lists based on a variety of factors, even custom fields enabling more targeted and personalized email marketing campaigns.

Does Maileroo provide analytics for my email campaigns?

Yes, Maileroo offers real-time analytics that track important metrics such as open rates, click-through rates, bounce rates, and delivery rates. Our detailed reporting tools help you measure performance and optimize future campaigns.

Does Maileroo offer A/B Testing?

Yes, Maileroo offers A/B testing for subject lines, email content, and design. This allows you to test different versions of your emails and identify which performs best, improving your campaign effectiveness over time.

Can’t find what you’re looking for?

We’re here to help. Get in touch and we’ll get back to you as soon as we can.