Dev tools · alternatives · 2026

24 alternatives to Keyri EchoGuard

Simple, secure, cost effective phone number verification

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Keyri EchoGuard launched in 2023; newer entries below may have overtaken it.

1. 1
   Keyri▲93

   Risk based authentication for consumer accounts

   2023 · its alternatives →

2. 2
   Supaguard ▲91

   Scan, Detect & Protect Your Supabase Data

   Jan 2026 · supaguard.pro · its alternatives →

3. 3
   Keyri▲127

   Turn your app into an ultrasecure authenticator

   2021 · its alternatives →

4. 4
   echowin▲127

   Automated call answering using generative AI

   2023 · its alternatives →

5. 5
   VerifyKit▲175

   Verify your users faster and cheaper than ever

   2022 · its alternatives →

6. 6
   Echo Plus▲107

   Hands-free voice-controlled speaker w/ smart home hub

   2017 · its alternatives →

7. 7
   Echo Loop▲82

   A new smart ring with Alexa built in 💍

   2019 · its alternatives →

8. 8
   Crypton.sh - SMS▲85

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

   2018 · its alternatives →

9. 9
   PhonePrivacy▲76

   Privacy-centric Google Voice alternative

   2018 · its alternatives →

10. 10
    GhostPhone▲35

    Number Generator for verification codes, onboarding and QA

    Jun 2026 · chromewebstore.google.com · its alternatives →

11. 11
    Everify▲69

    SMS verification made dead-simple, secure and cheap.

    2021 · its alternatives →

12. 12
    Mailguard▲3

    Email verification API with a free tier, up to 100x cheaper

    Jun 2026 · mailguard-api.atek.workers.dev · its alternatives →

13. 13PN
    Phone Number Verification for Your App Without Using SMS▲7

    2018 · phoneverification.io · its alternatives →

14. 14EA
    EchoStream – A Local AI Agent That Lives on Your iPhone▲22

    Hi HN, I’ve been working on a project called EchoStream, and I’d love to share it with you. As an AI startup founder, the first thing I do every morning is open Hacker News. I look for what other founders are building, check out new GitHub projects, and explore new products. But I started noticing that it was taking me the whole morning just to get through it all. I began to wonder: could an AI help me read Hacker News more efficiently? Could it summarize everything so I can quickly scan through, and then dive deeper into what interests me? And more than that—could it store what I’ve seen so…

    2025 · its alternatives →

15. 15
    Number On Demand▲5

    Simple OTP verification with secure, temporary phone number

    2025 · its alternatives →

16. 16
    Guard My Phone▲12

    Protect your iOS devices from theft and snooping

    2024 · its alternatives →

17. 17
    AB Handshake Call Validation▲5

    Stop fraud with an instant virtual ‘handshake’

    2024 · its alternatives →

18. 18
    Keenly▲10

    Your AI phone assistant

    2024 · its alternatives →

19. 19
    BounceGuard▲12

    Bounce Guard: Free Email Verification & Finder, 99% Accurate

    2025 · bounceguard.net · its alternatives →

20. 20
    Cipherly▲15

    Encrypt, disguise and hide messages — 100% offline

    Jul 2026 · github.com · its alternatives →

21. 21
    VerifySpeed▲8

    Fast and secure phone number verification

    2025 · verifyspeed.com · its alternatives →

22. 22
    EchoDial▲10

    Streamline your customer communication

    2024 · its alternatives →

23. 23
    PhishGuard▲17

    Detect Phishing Emails with AI-Powered Confidence 🚀

    2024 · its alternatives →

24. 24
    VoxGuard

    Take Back Control of your Phone - Call Protection

    Apr 2026 · vox-guard.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 →