
mailgo
Letterbird
Mailjoy
TrackYourForm
MailtoUI.js
I hate mailto
OkFeedback
Turns your mailto links into easy feedback forms

Managed Hosting for developers, entrepreneurs, and businesses like yours

Website, pricing, platforms and company facts side by side.
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| Website | squaresend.com | opalstack.com |
| Pricing | ||
| Listed in |
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.


Overall verdict
Why this product is good
Recommended for
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 Squaresend and Opalstack. For example, how are they different and which one is better?
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Delightfully easy direct mail marketing. A DIY direct mail tool created for marketing and growth teams. Design, mail & track personalized direct mail postcards and letters. Digital marketers use Mailjoy to send data-driven mail campaigns.
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Track engagements by adding analytics to forms with 1 click
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Enhance your mailto links with a convenient user interface.
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Stop websites from opening your email client.
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