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Transactional emails that reach theinbox.

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What Our Customers Say

See how founders and product teams use MailCub for reliable transactional emails, clear logs, and fast support.

Ahmed R.

Ahmed R.

E-commerce Founder·1h·

We moved our order confirmations and password reset emails to MailCub. Setup was simple, and now our team can clearly see what was sent, delivered, or failed.

Really useful for ecommerce stores where every customer email matters.

42
9 comments · 4 shares
Sara K.

Sara K.

SaaS Developer·3h·

We switched our SaaS emails to MailCub last week. OTPs, billing alerts, and login emails are easier to manage from one clean place.

The email logs helped our dev team debug issues much faster.

31
6 comments · 2 shares
Omar S.

Omar S.

Startup CTO·5h·

Handling customer receipts and alerts was becoming messy for us. MailCub made the sending flow simple and gave us better visibility.

Good option for startups that need transactional emails without complicated setup.

57
11 comments · 5 shares
Fatima A.

Fatima A.

Logistics Tech Lead·7h·

Our shipping updates and 2FA emails are now easier to track. The best part is that the setup did not feel heavy for our small team.

MailCub fits well for lean teams that still need professional email delivery.

24
4 comments · 1 shares
Bilal M.

Bilal M.

Product Owner·9h·

From payment receipts to product alerts, MailCub helps us keep all transactional emails in one place. It feels simple and practical.

The dashboard makes it easy to check delivery status without asking developers again and again.

38
7 comments · 3 shares
Ayesha N.

Ayesha N.

Full-stack Developer·12h·

We needed proper business email boxes with transactional delivery. MailCub gave us both without juggling multiple tools.

Good for small businesses that want email hosting and email delivery together.

29
5 comments · 2 shares
Hassan P.

Hassan P.

Agency Owner·1d·

MailCub's email boxes helped us set up team emails quickly. The transactional side is also useful for client projects.

It works nicely for agencies managing websites, apps, and client email systems.

46
8 comments · 3 shares
James Carter

James Carter

SaaS Operations Manager·2d·

MailCub gives us transactional emails and professional email boxes in one platform. That made our email setup much easier to manage.

No more switching between different providers for simple email needs.

32
8 comments · 3 shares

From integration to inbox delivery in 5 simple steps

Connect your app once and let MailCub handle every critical email — from OTPs and password resets to receipts and alerts — with fast delivery, clear tracking, and reliable inbox performance.

Integrate

Connect your app using API keys

Trigger

Send OTPs, resets, receipts, and alerts

Send

Queue and process emails instantly

Deliver

Improve inbox placement with SPF, DKIM, and DMARC

Track

Monitor delivered, failed, bounced, opened, and clicked emails

Transactional email built for businesses

From OTPs and password resets to order confirmations, login alerts, invoices, and delivery updates, MailCub helps apps and businesses send critical emails with speed, reliability, and strong deliverability.

Transactional Email Pricing

Simple pricing for critical emails.

Send OTPs, password resets, order confirmations, alerts, and app notifications with fast API delivery, reliable inboxing, and clear usage-based plans.

Need help with email delivery?

Share your email setup, delivery issue, or integration need. Our team can help you with transactional emails, domain verification, email logs, hosting, and custom infrastructure.

Include country code.

How MailCub can help your business

Domain setup & verification

We help you set up SPF, DKIM, DMARC, and verified sending domains so your emails are ready for reliable delivery.

Transactional email integration

Connect MailCub with your app, website, or SaaS product for OTPs, password resets, receipts, alerts, and system emails.

Delivery tracking & troubleshooting

Understand delivered, failed, bounced, deferred, opened, and clicked emails with clear logs and practical fixes.

Email hosting & custom setup

Need mailboxes, custom infrastructure, or business email setup? Our team can guide you with the best option.