Tweedle App - Notion is nice but sometimes all you need is an app like Tweedle.
YoruFukurou - YoruFukurou (NightOwl) is a Twitter client for Mac OS X, designed for Twitter addicts.
Plume - App for writing documents, scripts, books and more.
Janetter - Janetter is a Twitter client application. Faster, smarter, and more powerful.
Flamingo for Twitter - Flamingo for Twitter is a bright and colorful Twitter client that comes with a simple interface.
Harpy for Twitter - Harpy for Twitter is an Android app developed using Flutter to provide a smooth experience.