Terms of Service

Article 1 (Purpose)

The purpose of these Terms is to set forth the conditions and procedures for using the language-learning service (hereinafter the “Service”) provided by LOING (hereinafter the “Company”), the rights, obligations, and responsibilities of the Company and the user, and other necessary matters.

Article 2 (Definitions)

1. “Service” means the AI-based multilingual learning platform and all related services provided by the Company.
2. “User” means a member or non-member who uses the Service in accordance with these Terms.
3. “Member” means a person who has signed up for the Service and registered an account.
4. “Content” means all information provided within the Service, including learning questions, audio, images, and the Nogli character.
5. “Paid Service” means services provided by the Company for a fee, such as subscriptions and item purchases.

Article 3 (Company Information)

Article 4 (Effect and Amendment of the Terms)

1. These Terms take effect when they are posted on the Service screen or otherwise announced to users.
2. The Company may amend these Terms within the scope that does not violate applicable laws, and the amended Terms shall be announced from 7 days before the effective date. However, in the case of material changes unfavorable to users, they shall be announced from 30 days before the effective date.
3. If a user does not agree to the amended Terms, the user may discontinue use of the Service and withdraw.

Article 5 (Service Use Agreement)

1. The use agreement is concluded when the user agrees to the Terms and completes registration.
2. Only persons aged 14 or older may sign up for the Service. If it is confirmed that a user is under the age of 14, the Company may terminate the use agreement and destroy the related personal information without delay.
3. The Company may refuse registration or restrict use in any of the following cases:
   • Where the user registered using another person's information
   • Where the user intentionally interfered with the operation of the Service
   • Where the user engaged in conduct that violates applicable laws

Article 6 (Provision and Modification of the Service)

1. The Company provides the following services:
   • Provision of AI-based, adaptive-difficulty language-learning questions
   • Nogli character-raising system
   • Learning content based on actual native-speaker utterances
   • Study-friend and social features
2. The Company may modify the contents of the Service, and material changes shall be announced in advance.

Article 7 (Membership Withdrawal and Account Deletion)

1. A member may delete (withdraw) their account at any time. Methods of deletion:
   • In the app: [Profile > Settings > Delete account]
   • On the web: Account deletion request page
2. Upon account deletion, the following data is permanently deleted:
   • Profile information (email, nickname, profile picture, etc.)
   • Learning records and progress
   • Nogli character data
   • Follower/following relationships
3. However, information that must be retained under applicable laws shall be stored separately for the relevant period and then deleted (see Article 3 of the Privacy Policy).
4. A deleted account cannot be recovered.

Article 8 (Paid Services and Payment)

1. The content, fees, billing cycle, and payment method of a Paid Service (hereinafter a “Subscription”) are displayed on the purchase screen. In-app purchases are made through the Apple App Store or Google Play (each, an “App Market”), and the terms of use and policies of the relevant App Market also apply to payment, cancellation, and refunds.
2. Unless the user cancels it, a Subscription automatically renews for the same period and at the same price, and each renewal is charged to the payment method the user has registered with the App Market. If the Company raises the Subscription fee or converts free use into paid use, the Company shall notify users in advance and obtain their consent in accordance with applicable laws.
3. A user may cancel a Subscription at any time on the subscription management screen of the App Market. Cancellation takes effect from the next billing date, and the user may continue to use the Subscription benefits until the end of the period already paid for. A user who does not wish to be charged again must cancel at least 24 hours before the renewal date.
4. A user may withdraw a purchase within 7 days from the date of payment if the user has not used the Subscription benefits. However, withdrawal is restricted in the cases set forth in the subparagraphs of Article 17(2) of the Act on Consumer Protection in Electronic Commerce (Korea), such as where the user has started using the Subscription benefits. The Company indicates on the purchase screen that withdrawal is restricted, and provides free features through which users can try the Service in advance.
5. Notwithstanding paragraph 4, if the content of a Subscription differs from what was displayed or advertised, or the Subscription is performed differently from the contract, the user may withdraw the purchase within 3 months from the date on which the Subscription benefits were provided, or within 30 days from the date on which the user became aware, or could have become aware, of such fact.
6. Withdrawals and refunds are processed through the refund procedure of the App Market that processed the payment. For payments made through the Apple App Store, the user must request a refund directly from Apple, and the Company supports refunds to the extent it is able to process them under the App Market's policies. Once a refund is completed, the Subscription benefits provided for that payment are revoked.
7. For consumable content such as diamonds and energy, withdrawal is restricted for the portion already used.
8. If a user is unable to use a Paid Service for reasons attributable to the Company, the Company shall take necessary measures, such as extending the period of use or issuing a refund, in accordance with applicable laws and the Content User Protection Guidelines (Korea).

Article 9 (Notice Regarding the Use of AI Technology and Content Generation)

1. This Service uses artificial intelligence technology (generative AI) in accordance with the Framework Act on AI Development and Trust (Korea) to provide the following features:
   • Generation of learning passages and questions
   • Automatic adjustment of learning difficulty
   • Speech synthesis (TTS)
   • Generation of learning feedback and explanations
2. AI-generated learning content is provided after review by professional editors, but it may contain errors, and the Company does not guarantee the complete accuracy of AI-generated content.
3. AI-generated content is marked as such.
4. Users have the right to request an explanation of, or to object to, AI-based automated decision-making (such as learning-difficulty adjustment and content recommendation).
5. If a user discovers an error in AI-generated content, the user may report it through the in-app reporting feature or via support@loing.app, and the Company shall promptly review and reflect such reports.
6. The Company does not use users' personal information for training AI models.

Article 10 (Obligations of Users)

1. Users shall comply with applicable laws and the provisions of these Terms when using the Service.
2. Users shall not engage in the following conduct:
   • Collecting, storing, or disclosing another person's personal information
   • Using the Service for commercial purposes
   • Interfering with the operation of the Service or impairing its stability
   • Reproducing, distributing, or modifying Content without authorization

Article 11 (Management of Posts and Reporting of Rights Infringements)

1. Users are responsible for the nicknames, self-introductions, group names, questions, and other content that they post on the Service or make visible to other users (hereinafter “Posts”).
2. The Company has zero tolerance for objectionable content and abusive users. The Company does not permit offensive or inappropriate Posts or the harassment of other users, and users can report or block such Posts or users in the app.
3. Any person whose rights, such as privacy, reputation, or copyright, have been infringed by a Post may request the Company to delete the Post or take other measures. In accordance with Article 44-2 of the Act on Promotion of Information and Communications Network Utilization and Information Protection (Korea) and Article 103 of the Copyright Act (Korea), the Company shall without delay take necessary measures such as deletion or a temporary measure (for up to 30 days), and notify the requester and the poster of such action.
4. The Company reviews reported Posts and, where a Post violates applicable laws or these Terms, may delete the Post or restrict the user's use of the Service.
5. Recipient of reports of rights infringement and requests to stop copyright infringement: LOING Inc., support@loing.app

Article 12 (Intellectual Property Rights)

1. The copyright and intellectual property rights in the Content within the Service (such as learning questions, audio, images, and the Nogli character design) belong to the Company.
2. A user may not commercially use, or provide to a third party, information obtained by using the Service provided by the Company without the Company's prior consent.

Article 13 (Disclaimer)

1. The Company shall be exempt from liability where it is unable to provide the Service due to force majeure, such as natural disasters or server failures.
2. The Company does not guarantee the learning effects that a user expects from using the Service.
3. The Company has no obligation to intervene in disputes between users or between a user and a third party.
4. However, this provision shall not apply to damages caused by the Company's intent or gross negligence.

Article 14 (Governing Law and Jurisdiction)

1. The interpretation and application of these Terms shall be governed by the laws of the Republic of Korea.
2. In the event of a dispute relating to these Terms, an action may be filed with the competent court in accordance with the Civil Procedure Act (Korea) and other relevant laws.

Article 15 (Inquiries)

If you have any questions about these Terms, please contact us at support@loing.app.

Addendum

These Terms take effect on November 10, 2026.

The previous Terms (effective March 25, 2026) are available on the Previous Terms page.