Tok

Tok takes Chatter to the next level. Maximize your Chatter capabilities with this easy to use interface from your laptop or phone. Stay on top of your Chatter activity without having to log into your org.
CHAT
Talk in real-time with public and private conversations.
Jump and share messages between groups and communities.
Tag users with @mentions.
Send rich, customizable text with emojis and giphys.
Filter content by follows, mentions and bookmarks.
PERSONALIZED ALERTS
Stay updated with browser alerts on your Salesforce account.
Set up email notifications directly to your inbox.
Instantly see and hear desktop sidebar and dock icon alerts.
Find colleagues who are online or offline.
TRACK AND SHARE
Track your messages and archives for auditing purposes.
Upload files directly from your desktop to Chatter.
Share and follow encrypted messages and files uploaded by colleagues.
Like and bookmark favorite posts, comments and messages.
Built using 100% Lightning Components, Tok is completely integrated with Salesforce. The app enables users to message freely through Chatter with colleagues, share files, @mention colleagues, share giphys, post web content.
Did your team member just send you an amazing idea on Chatter? Never miss a message with Tok's alerts. Email notifications allow users to search through any chat with a simple keyword search. Team conversations are easily separated by communities, groups or by private messages. Tok's easy to use interface is the most useful collaboration platform on Salesforce. Important information that otherwise would have been locked up or delayed in emails are appropriately shared with the right people instantly so that teams can focus on productivity and stay on top of projects in real-time.
AFTER INSTALLING THIS PACKAGE YOU CAN USE THESE CLIENTS:
http://login.salesforce.com/apex/oktana_desktop__tokPage (Salesforce User)
http://"your community" /apex/oktana_desktop__tokPage (Community User)