https://www.theverge.com/2018/7/5/17538080/twitterific-push-notifications-live-updated-tweets-removed-update-twitter-api-changes

We’ve known for a few months that Twitter is going to further limit third-party apps starting on August 16th when it rolls out some major API changes. But now we’re starting to see the effects of those upcoming changes, starting with the popular third-party Twitter app Twitterific, which announced an update today preparing for the removal of two major features: push notifications and live-updating tweets (via 9to5Mac).