Courier Flutter 4.1.0 Release
Emily Lane
March 28, 2025
A new release of Courier's Flutter SDK is live!
The new release contains the following updates:
All thread and event updates from recent iOS and Android changes
Updated docs
Support for custom error message in
CourierInboxandCourierPreferences
Learn more: How to Implement Courier Inbox · Courier Inbox Mobile SDK Updates
More updates
Experiments: A/B Testing in Journeys
Run 2 to 10 message variants on a single send node in a journey, split live traffic by weight, compare per-variant results, and promote the one you want.
By Emily Lane
July 09, 2026
AI Localization
Localize Courier templates in seconds with AI Translation, now available in Design Studio for email, SMS, push, in-app, and chat.
By Emily Lane
June 29, 2026
Embed Notification Preferences with One Web Component
Embed a complete notification preferences center in your app with Courier’s Web Component, giving users control over topics, channels, digests, and themes.
By Emily Lane
June 05, 2026
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