Hi Lumir,
There is not event that is fired when the app.navigate() finishes loading. But I would suggest you to take a look at the event fired when a view is loaded - the one that you navigate to, for example afterShow event.
Please check this link for more information:
http://docs.kendoui.com/api/mobile/view#events-afterShow
Regards,
Kiril Nikolov
Telerik
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