Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
Summon Princess: Anime AFK SRPG - Summon Princess: Anime AFK SRPG is a Role-playing and Single-player video game developed by Tojoy Game Limited for Android and iOS.
Zoho Desk - Industry's first context-aware Helpdesk Software
Crash Fever - Crash Fever is a Puzzle and Single-player Skill-based video game developed by WonderPlanet, Inc.
Salesforce Service Cloud - Service Cloud integrates customer service with social networks and provides a self-service customer portal and knowledge base system.
NosTale - NosTale (The Tale of Nomads of Silver Spirit) is a totally free MMORPG that includes simple (but beautiful) graphics and also lots of class options.