Growth · alternatives · 2026

24 alternatives to Hook

Visually verify your email & spot hackers in your inbox

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

1. 1
   Litmus▲100

   Test and track your emails.

   2014 · litmus.com · its alternatives →

2. 2
   analyze.email▲136

   Test the spam-y-ness of your emails

   2017 · analyze.email · its alternatives →

3. 3
   Sell Hack▲152

   LinkedIn Profile Emails Uncovered

   2014 · sellhack.com · its alternatives →

4. 4
   Hacker Newsletter▲143

   Best of Hacker News in your inbox every Friday.

   2014 · hackernewsletter.com · its alternatives →

5. 5
   Signals▲102

   See who opens your email

   2013 · its alternatives →

6. 6
   Email Insights▲154

   See and track your competitors' email

   2014 · its alternatives →

7. 7
   Turing Email▲112

   Making checking your inbox as fun as using Slack

   2015 · goo.gl · its alternatives →

8. 8
   Litmus▲45

   Test and track your emails

   2014 · litmus.com · its alternatives →

9. 9
   SELLsecure Scams investigator▲78

   Check who is behind an email and detect fraud

   2017 · its alternatives →

10. 10
    Email Testing By Inbox Pirates▲355

    Preview, analyze & test emails with one click

    2022 · inboxpirates.com · its alternatives →

11. 11
    Capture▲136

    The Smartest Way To Grow Your Email List

    2014 · gleam.io · its alternatives →

12. 12
    Quick Email Verification▲8

    Free Email Verification

    2015 · quickemailverification.com · its alternatives →

13. 13
    Dashlane Inbox Scan▲192

    Find hidden threats like private passwords in your inbox

    2015 · dashlane.com · its alternatives →

14. 14
    MailDude▲92

    Stop spam in your inbox - send it to MailDude

    2014 · its alternatives →

15. 15
    HackerBracket▲219

    A community for sharing hacks

    2014 · its alternatives →

16. 16
    tipplr▲67

    Make sure your emails are answered

    2014 · its alternatives →

17. 17
    Warmup Inbox▲204

    Free email spam checker & inbox placement tester

    2023 · warmupinbox.com · its alternatives →

18. 18
    Hacksy by Decoded▲175

    Check if your data has been leaked & get a better password

    2017 · its alternatives →

19. 19
    Ashley Madison Leak Check▲74

    Check and see if an email is part of the Ashley Madison hack

    2015 · its alternatives →

20. 20
    Kickbox▲141

    Quickly validate and verify your email lists.

    2015 · kickbox.com · its alternatives →

21. 21
    AnyFetch▲184

    Adds context & info from around the web to your inbox

    2015 · anyfetch.com · its alternatives →

22. 22
    Send Check It▲156

    Stop sending email with bad: links, images and *FNAME*s

    2017 · sendcheckit.com · its alternatives →

23. 23
    GlockApps▲98

    Test where your email will appear: Inbox or Spam

    2015 · glockapps.com · its alternatives →

24. 24
    Game of Hacks▲72

    Test your application hacking skills.

    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 →