Skysa

Alert your website visitors when you have an announcement for them. The Announcements app allows you to add announcement notices which can display automatically for people who have not yet viewed that announcement. Set how long you want each announcement you add to display and have multiple announcements active at a time.
http://www.youtube.com/watch?v=Zj1uGXX2xrk&hd=1 
<a href="https://wordpress.org/extend/plugins/tags/skysa-apps" rel="ugc">More Skysa App plugins</a> -|||- <a href="https://wordpress.org/extend/plugins/skysa-official/" rel="ugc">Skysa App Bar Integration plugin</a>

Skysa Announcements App

Post pop-up ajax announcements for your site visitors. Rich content, announcement experation date and many other announcement options.

Promote your Twitter account at the same time while driving traffic to your website. Customize the default Tweet, set what URL to share in the tweet and set the option to show or hide the tweet count next to the tweet button. By allowing your site visitors to tweet about your site on their twitter accounts, it will help get the word out about your site and drive targeted traffic from twitter users who see the tweets directly to your site.
http://www.youtube.com/watch?v=Zj1uGXX2xrk&hd=1 
<a href="https://wordpress.org/extend/plugins/tags/skysa-apps" rel="ugc">More Skysa App plugins</a> -|||- <a href="https://wordpress.org/extend/plugins/skysa-official/" rel="ugc">Skysa App Bar Integration plugin</a>

Skysa Tweet App

Let people share content on Twitter (a Tweet) without having to leave your web page. This app displays a Tweet button at the bottom of your site.

Skysa Announcements App vs Skysa Tweet App