High school math software app "Onion Academy - formerly Onion Math" is good.

Onion Academy is a leading educational digital services professional organization, focusing on the research and development of high-quality digital educational resources and applications.Since its inception in 2013, it has developed into a well-known domestic "Internet +" education comprehensive solutions provider, with digital resources, applications, Since its establishment in 2013, the company has developed into a well-known comprehensive solution provider for "Internet+" education in China, with four major product segments, namely digital resources, applications, integrated publishing and intelligent hardware, and two major service systems, namely school services and teacher training.

In line with the vision of "Learning for Learners, Empowering Teachers, and Promoting Educational Equity", we have been committed to creating and designing quality educational products and learning experiences, and promoting the quality and balanced development of education in China through the use of science and technology to assist in the fundamental task of building moral character and promoting the development of education in China. Onion Academy is a leading education digital service professional organization in China, with four major product segments: digital resources, applications, integrated publishing and intelligent hardware.

High school students are using a learning software, not just math, the software incorporates all the knowledge points of all the disciplines at the junior high and high school levels, regardless of high school junior high school, regardless of science and arts, regardless of math and language, want to improve academic performance, there is this one software is enough. The software is designed to be used in a variety of ways, such as in the form of a school service or a teacher training program.

The interface is very nice and anime-like, and the point is: every lesson has a corresponding exercise, and the analysis is very detailed. （The first thing you need to do is to get a good deal of time to work on your own, and then you'll be able to get a good deal of time to work on your own, and then you'll be able to get a good deal of time to work on your own, and then you'll be able to get a good deal of time to work on your own.