Twidere - Tired of seeing ads and promotions in your timeline, being disrupted by tweets from bots and people...
Janetter - Janetter is a Twitter client application. Faster, smarter, and more powerful.
Pawoo - Japanese Mastodon client with English translation.
YoruFukurou - YoruFukurou (NightOwl) is a Twitter client for Mac OS X, designed for Twitter addicts.
AndStatus - A client for Twitter, Mastodon, GNU Social and Pump.io
Talon for Twitter - Elegantly designed, ad-free Twitter experience for Android