Retool incident
Retool Mobile apps cannot be opened in the in-browser preview
Retool experienced a major incident on June 4, 2026 affecting Web Application and APIs, lasting 4h 2m. The incident has been resolved; the full update timeline is below.
Affected components
Web Application and APIs
Update timeline
- investigating Jun 04, 2026, 03:13 PM UTC
We are investigating reports that Retool Mobile apps fail to load when opened in a web browser (the in-browser "View"/user-mode preview and the editor preview button). Editing mobile apps and running them in the native iOS/Android Retool Mobile apps are unaffected.
- identified Jun 04, 2026, 03:45 PM UTC
The issue has been identified and a fix is being implemented.
- monitoring Jun 04, 2026, 04:39 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Jun 04, 2026, 07:16 PM UTC
This incident has been resolved.