The Google-owned family of apps has crashed for thousands of users worldwide.
This includes Gmail, Google Drive, Google Sheets and YouTube as well as the main search engine.
Outage tracker site DownDetecter clocked tens of thousands of users reporting issues with the sites around 11:40am.
Problems were reported mainly in Europe but also in Australia, the east coast of the USA and parts of Africa, South America and Asia.
Google’s websites are some of the most popular in the world, with its video-streaming site YouTube frequented by more than two billion people every month.
Unlike other tech firms like Facebook, outages are rare at Google.
By 11:54am GMT there was more than 50,000 complaints for YouTube alone. with half (49 per cent) regarding issues with the website and 43 per cent pertaining to problems watching videos.
Gmail had 23,000 complaints before midday and Google’s main site had a reported 19,000 complaints.
Eighty-one and 91 per cent of the issues with these sites, respectively, was to do with logging in, according to DownDetector.