Dev tools · alternatives · 2026

24 alternatives to Mail-in-a-Box

easy-to-deploy mail server in a box.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Mail-in-a-Box launched in 2014; newer entries below may have overtaken it.

1. 1
   reddit delivery▲113

   subreddits in your inbox

   2014 · redditdelivery.com · its alternatives →

2. 2
   Mailboxen▲7

   Secure Mail Server in a box: set up your mail server in <5m

   2014 · mailboxen.herokuapp.com · its alternatives →

3. 3
   Smartbox by Inbox▲117

   The mailbox of tomorrow, today

   2015 · blog.google · its alternatives →

4. 4
   Book In A Box▲210

   Book writing & publishing as a service

   2015 · bookinabox.com · its alternatives →

5. 5
   Postmaster▲73

   A platform for shipping lots of packages.

   2014 · its alternatives →

6. 6
   Studio In A Box▲130

   A complete interactive video studio in a box

   2015 · v2.touchcast.com · its alternatives →

7. 7
   Inbox▲175

   Next-generation email platform (pre-launch)

   2014 · inboxapp.com · its alternatives →

8. 8
   Letters▲208

   Deliver posts to the inboxes of your Medium followers

   2015 · medium.com · its alternatives →

9. 9
   Boxful▲80

   Storage Made Simple

   2015 · boxful.com · its alternatives →

10. 10
    Postable▲84

    The easy, new way to write and mail cards

    2014 · postable.com · its alternatives →

11. 11
    Hello Inbox▲283

    Hey HN, I built an email deliverability SaaS with a RAG system. It's trained on all my knowledge and hundreds of real deliverability use cases from 4+ years experience as an Email Deliverability Specialist on Upwork. It solves a frustration problem a lot of businesses are experiencing. I'm looking for feedback so let me know in the comments.

    Aug 2026 · helloinbox.email · its alternatives →

12. 12
    SimpleSend▲96

    Send emails without the distraction of seeing your inbox

    2014 · simplesend.co · its alternatives →

13. 13
    Boxbee▲90

    Simple urban storage

    2014 · boxbee.com · its alternatives →

14. 14
    Mailbox▲6

    Put Email In Its Place

    2014 · dropbox.com · its alternatives →

15. 15
    10 Minute Mail▲116

    Disposable Email Addresses

    2014 · 10minutemail.com · its alternatives →

16. 16
    Pawn Mail▲92

    Email hosting for custom domains

    2014 · its alternatives →

17. 17
    Postal▲231

    Open source mail delivery platform

    2017 · github.com · its alternatives →

18. 18
    Outerspan▲205

    Deploy agents that have their own email inbox

    2025 · outerspan.com · its alternatives →

19. 19
    EasyPost - the Stripe for postage▲157

    EasyPost&#039;s best-in-class Shipping APIs provide end-to-end flexibility and more control over parcel shipping and logistics processes.

    2012 · easypost.co · its alternatives →

20. 20
    EasyPost▲90

    Shipping for developers

    2014 · easypost.com · its alternatives →

21. 21
    MailDrop▲146

    Disposable email to save your inbox from spammers

    2015 · maildrop.cc · its alternatives →

22. 22
    ZeroMail▲104

    Take control of your Inbox.

    2015 · zeromail.com · its alternatives →

23. 23
    Quickly▲71

    Actionable business tasks within your inbox (pre-launch)

    2014 · its alternatives →

24. 24
    Mailcloud▲110

    A New Way to Email

    2014 · mailcloudapp.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 →