Growth · alternatives · 2026

24 alternatives to Inky 3

Send encrypted emails using your current email provider

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Inky 3 launched in 2016; newer entries below may have overtaken it.

1. 1
   ProtonMail▲199

   End-to-end encrypted email - now on iOS & Android

   2016 · proton.me · its alternatives →

2. 2
   EmailPK ▲69

   Instant encrypted email

   2014 · diafygi.github.io · its alternatives →

3. 3
   Cipher▲70

   Send secret, encrypted iMessages

   2016 · its alternatives →

4. 4
   M for iOS▲126

   Email app with automatic encryption

   2015 · mynigma.org · its alternatives →

5. 5
   Inky▲71

   An app for all your email

   2013 · inky.com · its alternatives →

6. 6
   Hop Encrypted Email▲132

   Completely private chat email, w/ encrypted email messaging

   2017 · spikenow.com · its alternatives →

7. 7
   Confidential CC▲94

   Send self-destructing email without leaving a trace

   2015 · confidentialcc.com · its alternatives →

8. 8
   Signal 2.0▲140

   Send end-to-end encrypted text, picture, and video messages

   2015 · apps.apple.com · its alternatives →

9. 9
   sendsecure.ly▲80

   Send secrets to anyone without leaving a digital footprint

   2022 · sendsecure.ly · its alternatives →

10. 10
    Criptext▲83

    Encrypt, track, and recall your emails

    2015 · its alternatives →

11. 11
    Inky Mail – smart simple email client now on iOS▲20

    INKY delivers GenAI-powered email security solutions for MSPs, simplifying IT management while protecting businesses from sophisticated threats.

    2014 · inky.com · its alternatives →

12. 12
    Misakey 1.0▲112

    Send encrypted documents & messages to anyone

    2020 · its alternatives →

13. 13EI
    EmailPK – Instant encrypted email▲53

    2014 · diafygi.github.io · its alternatives →

14. 14
    ProtonMail▲144

    Encrypted email, made simple. Now open to everybody.

    2015 · proton.me · its alternatives →

15. 15
    ProtonMail 2.0▲214

    Secure email that respects your privacy, with slick new look

    2021 · proton.me · its alternatives →

16. 16
    Keybase for Mobile▲159

    End-to-end encryption messaging platform

    2017 · keybase.io · its alternatives →

17. 17
    Cipheroji▲185

    Encrypting text to emoji

    2024 · sergeykushner.github.io · its alternatives →

18. 18
    Sendy▲80

    Self-hosted email service provider (ESP)

    2014 · sendy.co · its alternatives →

19. 19
    Jumble▲88

    E-mail encryption plugin for Chrome

    2014 · its alternatives →

20. 20
    Stampery▲118

    Certify your emails using the blockchain

    2015 · stampery.com · its alternatives →

21. 21
    SendSecure.io▲96

    Send and share files securely, directly and free

    2019 · its alternatives →

22. 22
    Canary Mail▲122

    Privacy-friendly email app for macOS, iOS & Android

    2021 · play.google.com · its alternatives →

23. 23
    Emaily▲160

    Create a ready-to-send email to anyone

    2021 · emaily.app · its alternatives →

24. 24
    Dark Mail▲62

    Truly Encrypted Email That Even Encrypts the Metadata

    2014 · 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 →