Life & fun · alternatives · 2026

24 alternatives to RocketBolt

See who opens your emails and visits your website

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. RocketBolt launched in 2017; newer entries below may have overtaken it.

1. 1
   Signals▲102

   See who opens your email

   2013 · its alternatives →

2. 2
   Email Insights▲154

   See and track your competitors' email

   2014 · its alternatives →

3. 3
   RocketBolt▲6

   Know who's on your website

   2017 · rocketbolt.com · its alternatives →

4. 4
   Litmus▲45

   Test and track your emails

   2014 · litmus.com · its alternatives →

5. 5
   Litmus▲100

   Test and track your emails.

   2014 · litmus.com · its alternatives →

6. 6
   Signals▲2

   See who opens and clicks your emails

   2014 · its alternatives →

7. 7
   Starry▲133

   Look up startup information in Chrome

   2014 · its alternatives →

8. 8
   Snoopie▲161

   See who's watching you browse the web

   2016 · chromewebstore.google.com · its alternatives →

9. 9
   Pubmail▲75

   A free email service that allows anybody to view all emails

   2015 · its alternatives →

10. 10
    Reddit Alerts▲144

    Track keywords on Reddit and get email alerts

    2014 · its alternatives →

11. 11
    Stratechery▲83

    Daily email analysis on tech biz and strategy

    2015 · stratechery.com · its alternatives →

12. 12
    TowerData▲67

    Enhance, clean and grow your email list

    2014 · atdata.com · its alternatives →

13. 13
    Nugget▲76

    See what your friends shared about the sites you browse

    2015 · nuggetapp.com · its alternatives →

14. 14
    Email 1K▲190

    Double Your Email List

    2014 · email1k.com · its alternatives →

15. 15
    HotJar Insights▲158

    See how visitors are really using your website.

    2014 · contentsquare.com · its alternatives →

16. 16
    Shepherd▲168

    Guide your users through a tour of your app.

    2014 · github.hubspot.com · its alternatives →

17. 17
    SmartBar by SumoMe▲184

    The easy way to ask people to join your email list

    2014 · bdow.com · its alternatives →

18. 18
    FollowUpThen▲108

    Free & easy email reminder

    2014 · followupthen.com · its alternatives →

19. 19
    Notablist▲110

    Search engine for email newsletters

    2015 · its alternatives →

20. 20
    tipplr▲67

    Make sure your emails are answered

    2014 · its alternatives →

21. 21
    Emailadore▲75

    Share links to an email for reference super fast.

    2014 · its alternatives →

22. 22
    Findr▲179

    See how easily accessible your online personal info is

    2017 · apps.apple.com · its alternatives →

23. 23
    Wise▲75

    A daily email about the companies you follow on AgelList

    2014 · wise.ai · its alternatives →

24. 24
    Signals (iOS app)▲74

    See who opens your emails

    2014 · apps.apple.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 →