This is an English translation of the Korean original. If the two differ, the Korean version prevails.

Article 1 (Purpose)

These Terms set out the rights, duties, and responsibilities of Grive (the "Company") and its members, and other necessary matters, for the use of the Vibla app and related services (the "Service") provided by the Company.

Article 2 (Definitions)

  1. "Member" means a person who agrees to these Terms, logs in with a social account, and uses the Service.
  2. "Social account" means a Kakao, Apple, or Google account.
  3. "Video" means a YouTube video whose link a Member enters.
  4. "Lesson" means the learning material the Company creates by processing a Video. It includes the transcript, sentence breaks, translations, key expressions, and sections.
  5. "Free Member" means a Member who does not have a paid subscription.
  6. "Subscriber" means a Member who has bought a paid subscription and is within the subscription period.
  7. "Hearts" are an in-Service usage unit that Free Members spend when they answer quiz questions in Lessons and reviews. Hearts cannot be bought or exchanged for money, and they have no cash value.

Article 3 (Posting and Changes of the Terms)

  1. The Company posts these Terms so that Members can view them on the sign-up consent screen and the settings screen of the app.
  2. The Company may change these Terms to the extent that the change does not violate applicable laws.
  3. When the Company changes the Terms, it announces the effective date and the reason for the change in the app from 7 days before the effective date. For changes that are unfavorable to Members, the Company announces them from 30 days before the effective date and also notifies Members separately, for example by app push.
  4. The Company asks Members to agree to the changed Terms again the next time they open the app. If a Member does not agree, the Member may stop using the Service and delete their account.

Article 4 (Sign-Up)

  1. Only persons aged 14 or older may sign up as Members.