行動學習軟體 Chinese learning apps by Taiwan government

“Hi NiHao” is a learning software mobile jointly developed by the Mandarin Training Center of National Taiwan Normal University and Delta Electronics.
This technology, which recognizes the pronunciations, will indicate Chinese learners the correct pronunciation technique and offer advice on tone adjustment. This learning software helps learners to pronounce Chinese more accurately.

https://itunes.apple.com/tw/app/hi-nihao/id444057579?mt=8&ls=1

https://play.google.com/store/apps/details?id=tw.com.delta.android.hicard