Growth · alternatives · 2026

24 alternatives to Scary Senders

Detect spooky spy pixels in your emails

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Scary Senders launched in 2021; newer entries below may have overtaken it.

1. 1
   Ugly Email▲421

   See if an email is being tracked before you open it in Gmail

   2015 · uglyemail.com · its alternatives →

2. 2
   Creep Alert▲131

   Check if friends or colleagues track you via email

   2019 · its alternatives →

3. 3
   Mailtrack.io▲282

   The best email tracking solution I've found. Free

   2014 · mailsuite.com · its alternatives →

4. 4
   Phantom Analyzer▲169

   A real-time website scanner to see what trackers are lurking

   2020 · usefathom.com · its alternatives →

5. 5
   Mail Track▲168

   Gmail extension to track when your emails are opened

   2023 · mailtrack.email · its alternatives →

6. 6
   Unspam.email▲299

   Email spam checker and newsletter heatmap prediction.

   2020 · unspam.email · its alternatives →

7. 7
   MailSnitch▲156

   Tag your emails to see who’s selling it

   2025 · chromewebstore.google.com · its alternatives →

8. 8
   Warmup Inbox▲204

   Free email spam checker & inbox placement tester

   2023 · warmupinbox.com · its alternatives →

9. 9
   Ugly Email for FireFox▲83

   Get back your email privacy, block email tracking

   2018 · uglyemail.com · its alternatives →

10. 10
    Mailcastr▲363

    Create email signature that can track your emails

    2017 · bulletbusiness.com · its alternatives →

11. 11
    Doubletick for Gmail▲120

    Track email opens, know which emails are opened by recipient

    2021 · its alternatives →

12. 12
    Unspam AI▲385

    See how your subscribers read your emails with our AI inbox

    2024 · unspam.email · its alternatives →

13. 13
    SONAR - An Email Tracker for Gmail▲66

    See when your emails are read, every time

    2022 · getsonar.co · its alternatives →

14. 14
    Email Open Tracker for GMAIL▲126

    Keep an eye on your email opens

    2024 · its alternatives →

15. 15
    Spam Checker by Mailmeteor▲88

    Detect and remove spam words in your emails

    2022 · mailmeteor.com · its alternatives →

16. 16
    PastePixel▲6

    Email tracking made easy

    2020 · pastepixel.com · its alternatives →

17. 17
    Litmus▲100

    Test and track your emails.

    2014 · litmus.com · its alternatives →

18. 18
    Mailhardener▲66

    Monitor and prevent email fraud

    2019 · mailhardener.com · its alternatives →

19. 19
    analyze.email▲136

    Test the spam-y-ness of your emails

    2017 · analyze.email · its alternatives →

20. 20
    mails.wtf▲163

    Find anyone's email in seconds! 🔍📧

    2018 · mails.wtf · its alternatives →

21. 21
    Blastable▲167

    Get More Emails Inboxed Using AI

    2025 · blastable.com · its alternatives →

22. 22
    SELLsecure Scams investigator▲78

    Check who is behind an email and detect fraud

    2017 · its alternatives →

23. 23
    Email Tracker – Find out when and if people view your emails seamlessly▲14

    2015 · chrome.google.com · its alternatives →

24. 24
    Inbox, Spam, or Promotions?▲83

    See where your and your competition's emails are landing.

    2018 · gmass.co · 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 →