Chinese Pinyin For Foreigners app for iPhone and iPad

It is a learning software suitable for people with non-native Chinese language background who starts to learn Chinese pinyin from the beginning.
It is divided into five lessons from easy to difficult.
In view of the peculiarities of Chinese pronunciation and the special difficulties it presents to foreigh learners with English as their mother tongue,the text focuses on the principle feathers of the Chinese pronunciation system,phonetics and spelling rules.Learners can gradually achieve a good foundation in pronunciation by doing the exercises for spelling,the four tones, sound discriminations,tone discriminations,tone sandhi,tone combinations,practice on disyllabic and polysyllabic words, phrases and simple sentences.