AI · alternatives · 2026

24 alternatives to Boomerang for iPhone

Email app + voice assistant from inventors of email snooze

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

1. 1
   Boomerang for Gmail▲262

   The ultimate toolbox to control sending/receiving emails

   2014 · boomeranggmail.com · its alternatives →

2. 2
   Boomerang Respondable▲687

   Write perfect emails with Artificial Intelligence

   2016 · boomeranggmail.com · its alternatives →

3. 3BC
   Boomerang Calendar - a smart calendar assistant in your Gmail▲86

   2012 · boomerangcalendar.com · its alternatives →

4. 4
   Spark▲364

   A smart, fast and free email client for iPhone

   2015 · sparkmailapp.com · its alternatives →

5. 5
   Letterloop for iOS▲249

   The newsletter for friends, families & teams

   2024 · letterloop.co · its alternatives →

6. 6
   Inbox Pause 2.0 by Boomerang▲138

   Quiet your inbox, amplify your focus

   2024 · inboxpause.com · its alternatives →

7. 7
   Boom▲870

   Make your meetings more engaging & fun on Zoom, Meet, Teams

   2024 · boomvideo.app · its alternatives →

8. 8
   Canary Mail▲430

   Discover Canary Mail, the best email client with AI-powered features and integrated calendar. Access multiple accounts, prioritize important emails, and boost productivity effortlessly.

   2016 · canarymail.io · its alternatives →

9. 9
   Boomerang Meeting Scheduling for Teams▲271

   Fuel growth with better meeting scheduling for your team

   2023 · boomeranggmail.com · its alternatives →

10. 10
    Mailbutler 2.0▲162

    Your personal assistant for Gmail and Apple Mail 📬

    2018 · mailbutler.io · its alternatives →

11. 11
    Airmail for iOS▲360

    One of the best Mac email clients, now on iPhone

    2016 · airmailapp.com · its alternatives →

12. 12
    April▲664

    Reach Inbox Zero by speaking with your email & calendar

    2025 · apps.apple.com · its alternatives →

13. 13
    Gmail 5.0▲578

    A facelift for Gmail on iOS

    2016 · apps.apple.com · its alternatives →

14. 14
    Dart▲287

    Waste less time in email with this Mac menubar app

    2015 · dart.email · its alternatives →

15. 15
    Mailplane 4▲101

    The best way to use Gmail on your Mac

    2018 · mailplaneapp.com · its alternatives →

16. 16
    Loop Email▲257

    Emailing for teams: Organize your Inbox into channels 💌

    2018 · intheloop.io · its alternatives →

17. 17
    Harmony AI Voice Assistant▲273

    Manage email and calendar with voice

    2025 · useharmony.com · its alternatives →

18. 18
    Mail to Self▲365

    An iOS extension to mail notes to yourself from any app

    2014 · mailtoself.com · its alternatives →

19. 19
    Edison Mail▲127

    Your email with an assistant built in

    2016 · edisonmail.com · its alternatives →

20. 20
    Mailburn▲216

    Turns Gmail into WhatsApp for work

    2015 · mailburn.com · its alternatives →

21. 21
    SparkLoop▲350

    The first referral tool for newsletters

    2020 · sparkloop.app · its alternatives →

22. 22
    Inbox Pause by Boomerang▲99

    Batch your email. Get more done.

    2017 · boomeranggmail.com · its alternatives →

23. 23
    Boomy▲108

    Create boomerangs from your iPhone videos

    2017 · apps.apple.com · its alternatives →

24. 24
    All-new Spark▲345

    Smart. Focused. Email

    2022 · sparkmailapp.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 →