"Some users may be unable to connect to Slack, while others are seeing general performance issues," Slack said in a tweet https://twitter.com/SlackStatus/status/1313141953735745536, adding that it was investigating the problem.

Earlier in the day, outage tracking website Downdetector.com recorded https://downdetector.com/status/slack more than 1,700 incidents of people reporting issues with Slack.

The app, which competes with Microsoft's Teams, has more than 130,000 paid customers on its platform, as of September.

(Reporting by Ayanti Bera in Bengaluru; Editing by Devika Syamnath)