Letterflix - Send letters and snail mail online to the USA, Europe, India, or anywhere in the world. Letterflix is the easiest and secure way to send letters and snail mail anywhere in the world from the comfort of your home.

The Simple Postcard - Text a photo to mail it as a postcard

SendLetters - Send Documents, Invoices, Letters physically to anywhere in the worldHave Documents Printed, Folded and Mailed by us, starting at $1

Mailjoy - 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.

Letter to Yourself - Send a physical letter to your future self

MailtoUI.js - Enhance your mailto links with a convenient user interface.