主要功能

在线

italki有来自全球200多个国家的1000多位外教，用Skype 在线一对一的教授语言课程，涵盖100多种语言。教师分为专业教师和社区辅导两种。专业教师全部持有专业教师资格证书，有的甚至是国外本地大学的语言学教授，并具有相应的专业教学经验。社区辅导老师以辅导和练习口语为主，相对专业老师收费较为便宜很多。

语言交换

会员可以通过语言学习需求，搜索外国会员结成语言交换伙伴，和来自母语国家的会员交流练习，通过操练来获得流利、地道的语言技能，并扩大国际社交网络。

问答

会员可以在问答版发布和语言学习相关的问题，其他会员（特别是母语国家会员）会就目标语言问题免费解答，同时任何会员都可以回答其他会员提出的学习相关的问题。

修改小作文

会员可以把语言学习习作发布到这个版面，其他会员（特别是来自母语国家的会员）会帮助修改，以提高写作水平，同时任何会员都可以帮助修改其他会员的语言习作。

英文功能

italki

Concept

italki has features to support synchronous language learning. Membership on italki is free, but registration is required to contact other members. Payment is required to schedule lessons with online teachers.

Teacher Marketplace

Paying users on italki are able to take lessons from freelance online teachers. Teachers on italki are designed as "professional teachers" or "community tutors", the former having professional teaching experience or certifications. Both types of teachers are able to create a teacher profile, and set their own rates for payment.

As teachers conclude lessons, they receive feedback and ratings from italki students.

Most lessons take place on Skype or other VOIP systems. italki charges a 15% service fee for successful lesson transactions.

Social Language Learning

italki users are able to make friends for language exchange, ask questions about language learning, write essays and receive corrections, and enter into language discussions. These features depend on responses from native speakers that are also members of the italki community.

Development

italki was founded by American and Chinese entrepreneurs in 2007. italki is officially registered in Hong Kong, and there is a development center in Shanghai, China

In August 2012, italki completed an round of financing for an undisclosed amount from angel investors.