[Service termination notice]

Good morning. This is YBMNET.

As of April 19, 2021, this application inevitably terminates the service.
We apologize for any inconvenience this may cause.

We ask for your generous understanding of the difficulty of maintenance and repair after the end date,
We will do our best to repay you with better service in the future.

Thank you.

YBM Instant Word Memorization Secrets Series is now available for free.

◈ Main function ◈
1) Automatic memorization learning applying the Ebbinghouse memorization secret method
2) Check memorization with word quiz
3) Comparison of American and British pronunciations through the listening menu
4) Word push notification service

Developer Contact:
Inquiry about YBM App +8222009052