Tweetings is a powerful Twitter Client for Android devices.

Push Notifications
- True Push Notifications! Runs over 3G or WiFi for mentions, Direct Messages, when you get a new follower, when you are retweeted, etc. You don't even need the app open! We don't keep connections open to Twitter on your device, our push servers do all the hard work

- Multiple Twitter photo support

"The most customizable Twitter client for Android?" — Lifehacker

"This is simply one of the absolute best Twitter clients out there today, period." — Makeuseof

"Tweetings: Best Twitter app for Nexus 7 (and maybe any platform)" — ZDNet

Timelines
- Switch between beautiful, animated, Card UI and list style timelines
- Large screen support with panes
- TweetMarker & Tweetings Cloud Timeline Sync support
- Stream Tweets over WiFi… let the tweets flow, no need to refresh your main timelines again
- Manage multiple accounts
- Inline image previews
- Choice of three themes, light and dark theme, even automatically switch based on the time of day!
- Optional transparent background, view your wallpaper through the app! If you have KitKat you can even have transparent navigation and status bars!
- Navigate timeline using volume keys (optional)
- User photo timelines
- Choose standard, light or condensed fonts (JellyBean and higher)
- Translate tweets
- Shorten links with a variety of providers, including bit.ly, twtn.gs and goo.gl
- List support
- Mute twitter users, words or applications with automatic expiry and automatically sync's with Twitter's own user mutes
- View conversations inline
- Change timeline text size
- Enable or disable retweets on a user by user basis
- Pull to refresh
- Optional tappable timeline links
- Edit your already posted tweets

Sending Tweets
- Supports posting to TwitLonger and inline expansion
- Uploading pic.twitter.com images as well as Img.ly, TwitPic and yFrog
- pic.twitter.com multiple image upload support
- Can be configured to automatically resend failed tweets
- Split long tweets into multiple shorter tweets
- Schedule tweets: write a tweet, set a time and a date and then just wait. Configure for your device to send them on your behalf or remotely where your device doesn't even need to be turned on!
- Compose username & hashtag autocomplete
- Add tweets to Buffer (see http://bufferapp.com)

More
- Saved Searches
- View tweeting user's nearby on a map
- Local Trends
- Delete your own tweets
- Post or share conversation threads using Storify
- Automatic timeline gap detection, and if that fails manually add gaps yourself
- Load gaps in the timeline above or below the gap position, with the option to automatically fill gaps for you
- Multi-window support for compatible devices (such as Galaxy Note 2&3)
- Photo editing available as a free downloadable extension
- Integration as a DashClock extension

Widgets
- Timeline widget
- Stack widget
- 4×1 shortcut widget

Tweetings is open source, more information here http://tweetings.net/android/source/