Retainza - Showcase Project
Listed October 30, 2026
About Retainza
Engagement and retention for Email, Push & In-App
Retainza is a developer-first engagement and retention platform, Email, Push and In-App messaging over your own FCM and SMTP, so you keep control of deliverability and cost. An alternative to OneSignal and Braze.
Project details
Website: https://retainza.com