Alternatives

Products that do what Scamtinel does

Automatically blocks scam sites before your family clicks

1. 1
   WebSafely Extension▲113

   Instantly know if a site is a scam, right from your browser

   2025

2. 2
   Checkbot for Chrome Beta▲229

   Check the SEO, speed & security of 100s of pages in a click!

   2018

3. 3
   NoMailto:▲185

   Block Mailto: links from opening automatically

   2016

4. 4
   Uppward Chrome Extension▲109

   Protect yourself from crypto scams and frauds

   2018

5. 5
   Blockem▲76

   Crypto scam blocker

   2022

6. 6
   NFT Guard▲236

   Protect yourself from fake NFTs and crypto scams

   2022

7. 7
   Block Website Notification Requests▲124

   Chrome extension to block website notification requests

   2019

8. 8
   ClickFreeze▲93

   Protect your ad clicks against bots and fake traffic

   2023

9. 9
   Suspicious Site Reporter▲74

   Report suspicious sites to Google

   2019

10. 10DA
    Detecting adblock, without JavaScript, by abusing HTTP 103 responses▲108

    2024 · github.com

11. 11LP
    Local Privacy Firewall-blocks PII and secrets before ChatGPT sees them▲111

    OP here. I built this because I recently caught myself almost pasting a block of logs containing AWS keys into Claude. The Problem: I need the reasoning capabilities of cloud models (GPT/Claude/Gemini), but I can't trust myself not to accidentally leak PII or secrets. The Solution: A Chrome extension that acts as a local middleware. It intercepts the prompt and runs a local BERT model (via a Python FastAPI backend) to scrub names, emails, and keys before the request leaves the browser. A few notes up front (to set expectations clearly): Everything runs 100% locally. Regex detection…

    Dec 2025 · github.com

12. 12
    Web3 Antivirus Extension 2.0▲140

    Bring confidence and security to your Web3 transactions

    2024

13. 13
    Is This Link Safe | Chrome Extension▲10

    Announcement of a new extension for secure internet browsing

    Jan 2026

14. 14
    MailSnitch▲156

    Tag your emails to see who’s selling it

    2025

15. 15
    ScamLens▲3

    Check if any website is a scam — free & instant

    Feb 2026

16. 16
    SaferVPN for Chrome▲115

    Unblock sites and browse anonymously for free

    2016

17. 17
    Extension Police▲115

    Police your chrome extensions

    2018

18. 18
    ThreatSlayer▲85

    Free enterprise grade security for your personal browser

    2023

19. 19
    TunnelBear Chrome extension▲84

    TunnelBear for Chrome to get around blocked websites

    2015

20. 20
    Reflex Blocker▲89

    Stop your fingers from taking you to the wrong website

    2020

21. 21
    WebRat▲4

    Avoid Scam Websites. Instantly!

    Mar 2026

22. 22
    No Chatbot▲65

    Chrome extension for blocking chatbot popups and alerts

    2022

23. 23
    Baitblock▲75

    Adblock for distractions

    2020

24. 24
    Buy Blocker▲12

    Stop impulse buying with a pause before checkout

    May 2026 · buy-blocker.com

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