Dev tools · alternatives · 2026

24 alternatives to AY Sim Card

AY Sim Card offers secure/encrypted roaming calls worldwide

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. AY Sim Card launched in 2019; newer entries below may have overtaken it.

1. 1
   Vaulty▲90

   Ridiculously easy end-to-end encrypted data sharing

   2023 · its alternatives →

2. 2
   Stealthy.IM▲105

   Text friends without Google or Facebook snooping

   2018 · its alternatives →

3. 3
   dPhone▲133

   The most secure calling app. Open Source and Free.

   2019 · its alternatives →

4. 4
   sendsecure.ly▲80

   Send secrets to anyone without leaving a digital footprint

   2022 · its alternatives →

5. 5
   WhatSim▲264

   SIM card with unlimited global WhatsApp use

   2015 · its alternatives →

6. 6
   Telx▲63

   Send crypto via SMS with this sim card

   2019 · its alternatives →

7. 7
   GigSky▲121

   Say goodbye to roaming charges: 1 sim. 115x country carriers

   2014 · its alternatives →

8. 8
   Crypton.sh - SMS▲85

   Secure Anonymous SMS in the cloud (and a phone number)

   2018 · its alternatives →

9. 9
   Signal▲106

   Free, worldwide, encrypted phone calls for iPhone

   2014 · its alternatives →

10. 10
    Cloak It - Secret Messages▲103

    Keep your text messages secure with Touch ID authentication

    2016 · its alternatives →

11. 11
    Stealthy▲94

    Messaging with blockchain identity and user controlled data

    2018 · its alternatives →

12. 12
    Roamer▲78

    Link your mobile number to a foreign SIM card and save $

    2014 · its alternatives →

13. 13
    ZippCall▲136

    Cheap international calls online

    Oct 2025 · zippcall.com · its alternatives →

14. 14
    Firsty▲10

    The First Free Mobile Network

    2025 · firsty.app · its alternatives →

15. 15
    Spreadly▲109

    NFC + QR business cards

    2022 · its alternatives →

16. 16
    Ghost Sims▲6

    PGP encrypted secure esim / physical sim

    Nov 2025 · ghostsims.com · its alternatives →

17. 17
    SecureDB▲83

    Encryption as a service for mobile, web and IoT applications

    2015 · its alternatives →

18. 18
    Locky▲6

    NFC vault, expense tracker and subscription manager

    Jan 2026 · play.google.com · its alternatives →

19. 19
    Signalyzer▲78

    Mobile coverage personalised.

    2014 · its alternatives →

20. 20
    Layers▲61

    The private network strangers literally can't reach you on.

    Apr 2026 · layers-app.com · its alternatives →

21. 21
    AVO - your cell number over local SIM▲10

    Like regular voice roaming, but much cheaper.

    2019 · its alternatives →

22. 22
    Travely eSIM: International Data▲6

    Connect Anywhere, Instantly

    2025 · travelyesim.com · its alternatives →

23. 23SA
    SecureAppy – A modern vault for families▲39

    2020 · secureappy.com · its alternatives →

24. 24
    Simly▲2

    Stay Connected Wherever You Go

    2023 · 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 →