Life & fun · alternatives · 2026

24 alternatives to Signal – Edit emails in your Gmail inbox

Signal is an email editing tool for Gmail that allows users to modify messages directly within their inbox. Designed for Gmail users who need to revise or correct sent emails, the tool streamlines the editing process… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Signal – Edit emails in your Gmail inbox launched in 2013; newer entries below may have overtaken it.

1. 1
   GMass▲580

   Send email marketing campaigns INSIDE Gmail.

   2017 · gmass.co · its alternatives →

2. 2
   New Gmail▲935

   The new version of Gmail web

   2018 · blog.google · its alternatives →

3. 3
   Darwin Mail▲259

   Enhance Gmail to get your Google Inbox features back.

   2019 · darwinmail.app · its alternatives →

4. 4
   Ugly Email▲421

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

   2015 · uglyemail.com · its alternatives →

5. 5
   InboxSDK▲508

   First usable API to write Gmail Apps for 1B active users

   2015 · inboxsdk.com · its alternatives →

6. 6
   Superinbox▲531

   Email vibing in your Gmail / Outlook

   Oct 2025 · superinbox.com · its alternatives →

7. 7
   Silent Inbox for Gmail▲251

   Receive unimportant emails and newsletters on your schedule

   2020 · workspace.google.com · its alternatives →

8. 8
   EasyEmail▲227

   Gmail plug-in that helps you write emails quickly

   2018 · easyemail.ai · its alternatives →

9. 9
   Email Studio for Gmail▲204

   Send personalized emails, schedule emails directly in Gmail

   2018 · accounts.google.com · its alternatives →

10. 10
    Unlimited Email Tracker▲496

    Track opens and clicks, set reminders and delays in Gmail

    2019 · snov.io · its alternatives →

11. 11
    Mailtrack.io▲282

    The best email tracking solution I've found. Free

    2014 · mailsuite.com · its alternatives →

12. 12
    Drag Pro▲305

    Transform Gmail into organized To Do lists (like Trello)

    2018 · dragapp.com · its alternatives →

13. 13
    Email Open Tracker for GMAIL▲126

    Keep an eye on your email opens

    2024 · its alternatives →

14. 14
    Mixmax▲404

    Instant scheduling, tracking, templates, polls in Gmail

    2015 · mixmax.com · its alternatives →

15. 15
    Flow-e▲221

    Turn your Gmail & Outlook into Trello-like task lists 💌

    2017 · flow-e.com · its alternatives →

16. 16
    Shortwave▲299

    Email smarter & faster with a reinvented Gmail experience

    2022 · shortwave.com · its alternatives →

17. 17
    Neat Messages for Gmail▲121

    No more long and annoying lines of text in Gmail

    2018 · chromewebstore.google.com · its alternatives →

18. 18
    Flow-e 2.0▲259

    Turn your Gmail & Outlook into Trello-like task lists 💌

    2018 · flow-e.com · its alternatives →

19. 19
    InboxPro▲174

    Boost your productivity & turn Gmail into a powerful machine

    2022 · inboxpro.io · its alternatives →

20. 20
    Doubletick for Gmail▲120

    Track email opens, know which emails are opened by recipient

    2021 · its alternatives →

21. 21
    Drag Free▲207

    Transform your Gmail into organized task lists

    2017 · chromewebstore.google.com · its alternatives →

22. 22
    Google Postmaster▲252

    High volume email tools from Google

    2015 · gmail.com · its alternatives →

23. 23
    MailMood▲282

    From casual email to corporate speak — in one click

    2025 · chromewebstore.google.com · its alternatives →

24. 24
    Mailmeteor 2.0▲290

    Send auto follow-up emails with Gmail

    2022 · mailmeteor.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 →