Planned maintenance activities provide new features and fixes for Circuit and are typically performed during off-peak hours to minimize impact on your business.
Current schedule is:
Circuit application (web and mobile client):
eu.yourcircuit.com: On July 28th from 1:00 AM to 3:00 AM GMT. No service disruption is expected, but some conversations may be interrupted during the maintenance window, requiring the affected users to rejoin.
Circuit website: none.