Dev tools · alternatives · 2026

24 alternatives to OpenBack

Send smart push notifications with device-side decisions

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. OpenBack launched in 2019; newer entries below may have overtaken it.

1. 1
   Telegram 4.0▲641

   The best messenger for every platform

   2017 · telegram.org · its alternatives →

2. 2
   Pusher Push Notifications API▲441

   Send push notifications programmatically at scale

   2016 · pusher.com · its alternatives →

3. 3
   Batch▲395

   The first-ever 100% free engagement platform for mobile apps

   2015 · batch.com · its alternatives →

4. 4
   OneSignal▲141

   Boost engagement with smart push notifications

   2015 · onesignal.com · its alternatives →

5. 5
   Alerty▲96

   Send yourself push notifications from your apps and servers

   2023 · alerty.dev · its alternatives →

6. 6
   Pusha▲135

   Send push notifications from your desktop or web application

   2018 · haaretz.co.com · its alternatives →

7. 7
   Outbound - A single events API for emails, push, sms, and voice▲59

   Empower your product manager. Let them decide what the messages to your users say, when those messages are triggered, as well as how they are sent (sms, email, etc.) while you focus on building product features. They'll be able to use trusted providers like sendgrid, twilio and apple so you don't have to worry about message delivery.

   2013 · outbound.io · its alternatives →

8. 8
   Pushover▲71

   Simple mobile notifications

   2014 · pushover.net · its alternatives →

9. 9
   A tool to send push notifications to your phone, written in Go▲241

   Send push notifications to your phone or desktop using PUT/POST - binwiederhier/ntfy

   2021 · github.com · its alternatives →

10. 10
    Ably Push Notifications▲69

    Send native push notifications with a simple unified API

    2019 · ably.com · its alternatives →

11. 11
    NotifyBridge▲72

    Dead-Simple IoT Push Notifications for Makers & Hobbyists

    Jul 2026 · mindeon.net · its alternatives →

12. 12
    Push▲86

    Notifications made for you.

    2014 · apps.apple.com · its alternatives →

13. 13AS
    Airgram - Send iOS/Android notifications, without building an app▲121

    2012 · airgramapp.com · its alternatives →

14. 14
    Libre Push▲113

    Fully-featured web push notifications within minutes

    2024 · its alternatives →

15. 15PI
    Pushback.io – Interactive push notifications with curl▲9

    Send actionable (interactive buttons) push notifications on iOS, Android and Web.

    2019 · pushback.io · its alternatives →

16. 16
    Callback▲124

    The more fun and engaging loyalty program

    2023 · callback.xyz · its alternatives →

17. 17AR
    ApproveAPI – Real-Time user approvals via email, SMS, and push▲183

    2019 · approveapi.com · its alternatives →

18. 18
    Best Reminder App Chrome Extension▲125

    Cloud Sync: Reminders across devices, plus email alerts.

    2025 · bestreminderapp.com · its alternatives →

19. 19
    PushRadar▲95

    Real time notifications for your apps

    2017 · its alternatives →

20. 20
    Telegram 4.0▲84

    The best messenger for every platform

    2018 · telegram.org · its alternatives →

21. 21
    Taplytics Push Notifications▲90

    Smart push notifications integrated with mobile A/B testing

    2015 · its alternatives →

22. 22
    Mok▲125

    One API to build & manage notifications across 100+ channels

    2023 · mok.one · its alternatives →

23. 23
    Pushline▲69

    Sync your Android Push Notifications on your Computer.

    2014 · play.google.com · its alternatives →

24. 24
    PushOwl▲125

    Re-engage website visitors with push notifications

    2017 · pushowl.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 →