
Mailtrap
MailHog
MailSlurp
Mailosaur
Mailpit
FakeSMTP
Mailinator
MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a...

Mainstack enables entrepreneurs with commerce and global payment solutions to showcase and get paid for their work and services, grow revenue, and manage customers - all in one place.
Which is more popular?
Based on our record, MailCatcher seems to be more popular. It has been mentioned 14 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | mailcatcher.me | mainstack.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of MailCatcher yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using MailCatcher and Mainstack.co. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I use it for testing and local development. We list it in our docs under 'other services'[0], where it is called out for local development. Because it has an API[1] you can use it for integration testing as well. Because it runs in... - Source: Hacker News / almost 2 years ago
It is unacceptable to bring a risk of accidentally sending dummy emails to real customers. To test email notifications, I recommend using Mailtrap. Mailtrap is a dummy SMTP server for testing emails sent from development and staging... - Source: dev.to / over 2 years ago
If you want to test SMTP mail delivery, there's MailCatcher: https://mailcatcher.me/. - Source: Hacker News / almost 3 years ago
Tracking Mainstack.co since Nov 2024.
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FakeSMTP is a Free Fake SMTP Server with GUI for testing emails in applications easily.
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