My Taobao Connects All Realms

A mysterious app gets downloaded onto Song Ziwen's phone, turning his failing fortunes around. While classmates still mock him for being last, he has already used points to gain a photographic memory. Everyone calls him useless, but he is determined to top the city rankings. A rich second-generation keeps pressuring him, unaware that behind him, the gate to all realms is slowly opening. With Taobao in hand, he has all worlds at his command. He sells incense, trades for divine powers, accumulates good deeds, and becomes a teenage legend. From Jiangcheng No. 3 Middle School to the Nine Heavens and Ten Lands, he has just taken his first step. — Description from novelcodex.org