ELST 教師版 is an iPhone application developed by Sinewave Inc., available for free in the Education & Reference category. This program offers users the opportunity to practice English Listening & Speaking skills independently, anytime, anywhere, and as many times as needed.

With a strong track record of over 10 years, ELST has been utilized in overseas university entrance exams, assessing the success of over 3 million students annually in university and high school entrance exams. Users benefit from practical educational materials curated by experts, enabling them to engage in effective English Listening & Speaking learning experiences.

The app provides user-friendly management features for teachers, allowing easy monitoring of students' learning progress, performance management, and clear organization of speaking materials. Users have the freedom to engage in speaking practice sessions anytime, anywhere, as long as they have access to the internet.