Before the introduction of WAP, mobile service providers had limited opportunities to offer interactive data services, but needed interactivity to support Internet and Web applications such as:
- Email by mobile phone
- Tracking of stock-market prices
- Sports results
- News headlines
- Music downloads
Wireless Application Environment (WAE)The WAE space defines application-specific markup languages.
For WAP version 1.X, the primary language of the WAE is Wireless Markup Language (WML). In WAP 2.0, the primary markup language is XHTML Mobile Profile.