Growth · alternatives · 2026

24 alternatives to Doubletick for Gmail

Track email opens, know which emails are opened by recipient

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

1. 1
   Mailtrack.io▲282

   The best email tracking solution I've found. Free

   2014 · mailsuite.com · its alternatives →

2. 2
   Unlimited Email Tracker▲496

   Track opens and clicks, set reminders and delays in Gmail

   2019 · snov.io · its alternatives →

3. 3
   Email Open Tracker for GMAIL▲126

   Keep an eye on your email opens

   2024 · its alternatives →

4. 4
   Mail Track▲168

   Gmail extension to track when your emails are opened

   2023 · mailtrack.email · its alternatives →

5. 5
   Ugly Email▲421

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

   2015 · uglyemail.com · its alternatives →

6. 6
   SONAR - An Email Tracker for Gmail▲66

   See when your emails are read, every time

   2022 · getsonar.co · its alternatives →

7. 7
   Mixmax▲404

   Instant scheduling, tracking, templates, polls in Gmail

   2015 · mixmax.com · its alternatives →

8. 8
   ContextSmith Free Email Tracker▲121

   Know when and where your emails are read

   2017 · chromewebstore.google.com · its alternatives →

9. 9
   Mail Tracker▲8

   Free gmail email tracking

   2025 · mail-tracker.app · its alternatives →

10. 10
    PromoTab▲154

    Check on which Gmail tab your email will land

    2021 · its alternatives →

11. 11
    Mailcastr▲363

    Create email signature that can track your emails

    2017 · bulletbusiness.com · its alternatives →

12. 12
    Docsify▲292

    Advanced Email Tracker for the whole team

    2018 · its alternatives →

13. 13
    Signal – Edit emails in your Gmail inbox▲151

    2013 · trysignal.com · its alternatives →

14. 14
    Mailpanion▲74

    Know when your emails are opened & block dangerous trackers.

    2019 · its alternatives →

15. 15
    Boomerang for Gmail▲262

    The ultimate toolbox to control sending/receiving emails

    2014 · boomeranggmail.com · its alternatives →

16. 16
    Email Tracker – Find out when and if people view your emails seamlessly▲14

    2015 · chrome.google.com · its alternatives →

17. 17
    Gblock▲107

    Block email tracking in Gmail

    2025 · gblock.app · its alternatives →

18. 18
    Free Email Tracker - SalesHandy▲21

    Track emails, schedule campaigns and automate follow-ups

    2019 · saleshandy.com · its alternatives →

19. 19
    OBTrack for Tracking Email Opens in GMail (Available for Chrome & Opera)▲10

    Track email opens for free without any 'Sent with' branding

    2017 · openbracket.co · its alternatives →

20. 20
    Mailbutler 2.2 for Gmail▲119

    Enhance the new Gmail with a powerful, elegant add-on 💡

    2018 · chromewebstore.google.com · its alternatives →

21. 21
    Emailgurus - Open Source▲111

    Keep your Gmail inbox focused on people you know

    2022 · keepknown.com · its alternatives →

22. 22
    gfeed▲135

    Turn your Gmail into a social feed to read through faster

    2017 · gfeed.co · its alternatives →

23. 23
    Scary Senders▲123

    Detect spooky spy pixels in your emails

    2021 · encouragement.beyondco.de · its alternatives →

24. 24
    Neat Messages for Gmail▲121

    No more long and annoying lines of text in Gmail

    2018 · chromewebstore.google.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 →