Life & fun · alternatives · 2026

24 alternatives to Sweetheart.io

Thoughtful, monthly postcards

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Sweetheart.io launched in 2015; newer entries below may have overtaken it.

1. 1
   Postcards, Yo▲96

   "Yo" your friends via snail mail

   2014 · its alternatives →

2. 2
   Postcard▲57

   Write Once, Share Everywhere

   2014 · postcardsocial.net · its alternatives →

3. 3SI
   Sweetheart.io – Monthly, Romantic Postcards▲6

   2015 · sweetheart.io · its alternatives →

4. 4
   Wildcard▲91

   Twitter/Potluck-esque cards for the rest of the web

   2013 · forsale.godaddy.com · its alternatives →

5. 5
   Cardback▲86

   Your Personal Card Connoisseur

   2015 · its alternatives →

6. 6
   Greetings▲96

   Make beautiful holiday cards

   2016 · apps.apple.com · its alternatives →

7. 7
   #WomensMarch Postcards▲89

   Mail Women's March postcards to your Senators

   2017 · its alternatives →

8. 8
   Postable▲84

   The easy, new way to write and mail cards

   2014 · postable.com · its alternatives →

9. 9
   MailSnail▲136

   Reach your customers with physical postcards

   2015 · postpilot.com · its alternatives →

10. 10
    Style Girlfriend▲92

    Real-time style recommendations via SMS

    2016 · its alternatives →

11. 11
    Stamplia▲80

    Email templates marketplace

    2014 · unstoppable.ai · its alternatives →

12. 12
    Happy Cards▲74

    Monthly subscription for cards, stationary, prints, & more

    2014 · its alternatives →

13. 13
    Cardpop▲162

    Snapchat for postcards

    2016 · cardpop.co.uk · its alternatives →

14. 14
    Hugg▲66

    Make your texts beautiful

    2014 · its alternatives →

15. 15
    Wonder▲63

    Give gift cards your friends really want

    2014 · its alternatives →

16. 16
    Quarterly▲70

    Curated packages from people you care about

    2013 · its alternatives →

17. 17
    Penflip▲119

    A social writing platform

    2013 · its alternatives →

18. 18
    JustGreet▲91

    The cutest greeting card service on the internet

    2016 · its alternatives →

19. 19
    Kimchee▲86

    A monthly subscription to Kimchi

    2015 · its alternatives →

20. 20
    Wicard▲78

    Share your favorite places among friends

    2016 · its alternatives →

21. 21
    Gentlemint▲81

    A mint of manly things (Pinterest for dudes)

    2014 · gentlemint.com · its alternatives →

22. 22
    Snail Mail▲75

    Newsletter to remember forgotten relics of the digital world

    2014 · its alternatives →

23. 23
    Thwipster▲94

    The marketplace for nerds

    2015 · thwipster.com · its alternatives →

24. 24
    Nicely Noted▲68

    Subscription service for beautiful greeting cards and stamps

    2014 · nicelynoted.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →