Best apps like 兴鲨学堂

Rule of Three Calculator

by Saran Dumronggittigule

Free

This utility app helps you solve problems involving ratios and proportions. It calculates an unknown number based on the relationship between two other known numbers.

小灵龙App

by 北京新中新诚通信息技术股份有限公司

Free

This app provides comprehensive mobile services for campus cards, including traditional card functions like consumption and authentication, enhanced with QR code capabilities. It offers features for managing your campus card, paying various campus fees, and booking campus facilities.