Growth · alternatives · 2026

24 alternatives to MailJack+

Send PDFs as postal mail

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. MailJack+ launched in 2017; newer entries below may have overtaken it.

1. 1
   Postcards 2▲268

   Create, edit and manage awesome email newsletters 😻

   2018 · designmodo.com · its alternatives →

2. 2
   Postcards by Designmodo▲157

   Create awesome emails with drag & drop simplicity 😻

   2018 · designmodo.com · its alternatives →

3. 3
   PDFShift▲386

   Convert any HTML to PDF with a single POST request.

   2018 · pdfshift.io · its alternatives →

4. 4
   I made a tool to send a letter now people use it to just print▲28

   Write your letter or upload a PDF. Pieterpost prints, stamps and mails it for you, with no printer, envelope or post office trip.

   2025 · pieterpost.com · its alternatives →

5. 5
   DocuPost▲89

   Sustainably mail letters, checks & postcards online from 75¢

   2021 · docupost.com · its alternatives →

6. 6
   JotForm Smart PDF Forms▲198

   Turn your PDFs into powerful online forms

   2020 · jotform.com · its alternatives →

7. 7
   Anvil PDF Filling API▲205

   The easiest way to programmatically populate any PDF

   2020 · useanvil.com · its alternatives →

8. 8
   Save Emails to PDF by cloudHQ▲160

   Convert Gmail to PDF (locally)

   2022 · chromewebstore.google.com · its alternatives →

9. 9SC
   SendWrite.com - your email just got physical▲43

   2011 · sendwrite.com · its alternatives →

10. 10
    Fill▲84

    The smart way to fill, send, sign & store PDF's

    2019 · fill.io · its alternatives →

11. 11
    Mailform Postcards▲69

    Choose any photo and send it as a postcard!

    2016 · mailform.io · its alternatives →

12. 12
    Just sign PDF▲82

    Sign your PDF locally without uploading it to any server

    2023 · its alternatives →

13. 13
    Postalytics▲81

    Direct mail automation

    2021 · postalytics.com · its alternatives →

14. 14
    PDF-app.net▲12

    Email in, PDF out — AI-powered automation without code.

    2025 · pdf-app.net · its alternatives →

15. 15
    LetterHouse▲6

    Professional Letter Delivery in the UK via Royal Mail

    2025 · its alternatives →

16. 16
    Certified Mail Direct▲12

    Upload your PDF, and we'll print and mail certified letters.

    2025 · its alternatives →

17. 17
    Forman3D Cards▲4

    Create and mail personalized postcards online.

    Jun 2026 · forman3d.com · its alternatives →

18. 18
    Stamped —Turn any file into a PDF▲5

    Turn files into PDF & merge them. Free tier, cheap plans

    Jul 2026 · stampedpdf.com · its alternatives →

19. 19
    thanks.io▲8

    Send handwritten notes, postcards, letters and gift cards

    2021 · thanks.io · its alternatives →

20. 20
    Mailform Checkout API – post a PDF, we'll handle print, mail, & payment▲7

    The POST integration that allows checking out with the Mailform print and mail service.

    2020 · mailform.io · its alternatives →

21. 21
    Send postcards with Node.js & Sincerely▲25

    2012 · github.com · its alternatives →

22. 22
    Mailvoicer - Invoicing Clients by Email▲4

    Send an email with instructions. Get a PDF invoice back.

    2025 · its alternatives →

23. 23
    PDFtoURL▲17

    Upload a PDF, get a secure link, and share it instantly.

    2025 · pdftourl.com · its alternatives →

24. 24
    MailSprinter▲12

    Send Hundreds of Files by Email Auto Packaging & Compression

    2025 · 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 →