Junan Guo

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•1,500 downloads in 7 days!Thank You!-----The MOST POWERFUL Graphing Calculator is now available on Appstore!----- -----With More FeaturesThan Other G …

•1,500 downloads in 7 days!Thank You!-----The MOST POWERFUL Graphing Calculator is now available on Appstore!----- -----With More FeaturesThan Other G …

•When we release the "Wechat" web version of this game, in 3 days, we got 5,000,000 users and 100,000,000 visits!This is AMAZING! Thank you!We are so …

Welcome to iPiano, a free piano with songs!*You don't know how to play the piano?*You are a master in piano?It's your best choice!-Play music in the m …

DOWNLOAD IT, AND YOU WILL SEE HOW CONSIDERATE WE ARE!No matter you are a high school student or a college student, this is the ONLY app you need !-Col …

•1,500 downloads in 7 days!Thank You!-----The MOST POWERFUL Graphing Calculator is now available on AppStore !----- •Include most features you can see …

•1,500 downloads in 7 days!Thank You!-----The MOST POWERFUL Graphing Calculator is now available for FREE!-----•Include most features you can see in a …