When you open our web application at https://go.rundl.com in Safari on iOS/iPhone, you may see the following message: "Rundl requires some browser components that were not found. Please ensure that your browser supports html5 local storage".
This message indicates that our web application couldn't access Safari's "local storage" feature, which it needs to function correctly.
To resolve the issue you'll need to turn off "Private Browsing" in Safari.
The following Apple Support article explains how to turn Private Browsing off: https://support.apple.com/en-au/HT203036