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These Terms are prepared in accordance with the Republic of Korea's Act on the Regulation of Terms and Conditions and the Act on the Consumer Protection in Electronic Commerce, Etc. (the "e-Commerce Act"), and are intended for users located in the Republic of Korea.
Article 1 (Purpose)
These Terms set out the basic rights, obligations, responsibilities, and procedures between the operator of Hello Word (the "Service") and users of the Service.
Article 2 (Definitions)
Terms used in these Terms have the following meanings.
- Service: the web-based learning tool operated by the Company that automatically extracts vocabulary across all fields — medical, business, test preparation, general English, and more — from uploaded images using OCR (Optical Character Recognition) technology, and provides memorization, quiz, and review features.
- User: any registered member or non-member who uses the Service under these Terms.
- Member: a user who has registered by providing personal information to the Company and been granted the eligibility to continuously use the Service.
- Free Plan: a membership tier that allows use of the Service within certain limits at no charge.
- Pro Plan: a membership tier that unlocks extended features through a paid subscription.
- Vocabulary Slot: a storage unit that holds a set of extracted and saved terms.
Article 3 (Description of the Service)
The Company provides the following features as part of the Service.
- Automatic OCR extraction of vocabulary from uploaded images
- Generation and use of multiple-choice/short-answer quizzes
- Storage and management of vocabulary sets via vocabulary slots
- Pronunciation playback via text-to-speech (TTS)
- Saving and viewing of learning history (studied terms, etc.)
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Uploaded images are processed by the Company's own local model on its servers; they are never written to disk, are processed in memory only, and are discarded immediately afterward. Images are never transmitted to any external party. Only the extracted text (term, meaning, pronunciation) is saved to the vocabulary set.
Article 4 (Membership Registration and Eligibility)
- Only individuals aged 14 or older may apply for membership; children under 14 may not register. The Company does not collect personal information from children under 14, and users confirm they are 14 or older by agreeing to these Terms at sign-up.
- Membership registration is completed once the user agrees to these Terms, enters the required information in the sign-up form, and completes email verification.
- Users must provide accurate information at sign-up; the Company is not liable for any disadvantage arising from false information.
Article 5 (Withdrawal and Loss of Membership)
- Members may request withdrawal at any time on My Page, and the Company will process it without delay except where otherwise required by law.
- The Company may restrict, suspend, or revoke a member's status in any of the following cases. Except where urgent action is needed to prevent irreparable harm, the Company will notify the member of the reason and provide an opportunity to respond before restricting, suspending, or revoking membership.
- Registering false information at sign-up
- Violating the user obligations and prohibited acts set out in Article 6
- Violating applicable law or these Terms in a way that disrupts normal operation of the Service
- Upon withdrawal or loss of membership, the member's personal information is destroyed without delay, except for information that must be retained under applicable law (e.g., payment and contract records), which is retained for the statutory period. Retained items and periods are described in the Privacy Policy.
Article 6 (User Obligations and Prohibited Acts)
Users must not engage in any of the following acts.
- Uploading copyrighted materials or images without the rights holder's consent
- Using automated bots or crawlers, or generating an excessive volume of requests
- Abusing the Service infrastructure, such as by causing excessive load
- Stealing another person's account or infringing another person's personal information
- Any other act that violates applicable law or these Terms, or disrupts normal operation of the Service
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Users bear full responsibility for any copyright or other rights clearance relating to images and materials they upload.
Article 7 (Company Obligations)
- The Company complies with applicable law and these Terms, and strives to provide a stable and continuous Service.
- The Company safeguards users' personal information in accordance with the Privacy Policy.
- The Company strives to address user opinions or complaints regarding the Service where they are found to be justified.
Article 8 (Provision, Suspension, and Modification of the Service)
- The Company provides the Service 24 hours a day, year-round, in principle.
- Where the Company suspends or materially changes the Service, it will notify users of the reason and details 14 days in advance via in-service notice or email.
- However, in unavoidable cases such as natural disasters, urgent system maintenance, or equipment failure, the Service may be suspended temporarily without prior notice, and users will be informed without delay afterward.
Article 9 (Fees and Payment)
| Item | Free Plan | Pro Plan |
|---|
| Daily uses | 3 | 10 |
| Vocabulary slots | 1 | 3 |
| Ads | Included | Removed |
| Export | Not available | CSV / JSON export |
| Price | Free | ₩5,400/month (VAT incl.) / ₩55,080/year (approx. ₩4,590/month) |
- The Pro Plan is billed via recurring credit card payment and automatically renews every 30 days on the next billing date.
- If the Company changes its fees, it will give 30 days' prior notice. Existing subscribers are guaranteed the previously agreed price for the remainder of their current billing cycle.
- Payments are processed through the payment agent listed in Article 11; details on how payment-related personal information is handled are set out in the Privacy Policy.
Article 10 (Withdrawal of Subscription and Refunds)
- Withdrawal of subscription: Under Article 17(1) of the e-Commerce Act, users may withdraw their subscription and receive a full refund within 7 days of the payment (contract) date, provided that provision of the digital content has not yet begun.
- Monthly billing: A full refund is given before use begins. After use begins, withdrawal may be limited for the portion already provided, pursuant to Article 17(2)(5) and Article 17(6) of the e-Commerce Act (divisible digital content).
- Annual billing: Upon mid-term cancellation after use has begun, a refund is calculated pro rata as (annual fee ÷ 365) × remaining unused days.
- Definition of "use begins": the point at which a Pro-exclusive feature (AI analysis, additional slots, export, etc.) has been used at least once.
- Once a refund is approved, the actual credit typically takes 3–5 business days depending on the card issuer.
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See the
Refund Policy for details on the refund process and abuse-prevention policy. This Article does not limit any statutory right of withdrawal guaranteed to consumers under the e-Commerce Act or other applicable law.
Article 11 (Outsourcing of Personal Information Processing)
To provide the Service smoothly, the Company outsources the following personal information processing tasks to external parties. This constitutes "outsourcing of processing," not "provision to a third party," under the Personal Information Protection Act.
| Processor | Outsourced task |
|---|
| Resend | Sending emails via API — verification codes and notices |
| Google LLC (Google OAuth) | Google account selection and login authentication |
| Toss Payments Corp. | Processing recurring credit card payments |
Other than the processors listed above, the Company does not provide or sell users' personal information to any third party. To send verification emails via Resend, the recipient's email address and message content may be transmitted; when using Google login, the Company receives the account identifier and email address authenticated by Google for member identification. Any change to the outsourced items, period, or method of processing will be announced via the Privacy Policy.
Article 12 (Intellectual Property)
- All intellectual property rights in the Service and its contents (software, design, text, graphics, etc.) belong to the Company.
- Rights to and responsibility for images uploaded by users and vocabulary sets generated from them belong to the user, who warrants that they hold the lawful right to use such materials.
Article 13 (Disclaimer)
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This Service is a learning aid covering all fields, including medicine, and does not provide medical advice, diagnosis, prescription, or treatment. OCR recognition results are not guaranteed to be 100% accurate; do not rely on them directly for medical, financial, legal, or other important decisions.
- The Company is not liable for service disruptions caused by natural disasters, force majeure, or reasons attributable to the user.
- See the Learning Information Disclaimer for further details.
Article 14 (Damages and Limitation of Liability)
- If the Company or a user breaches these Terms and causes damage to the other party, the breaching party is liable for such damage.
- The Company bears no liability in connection with the free-of-charge use of the Service, except as otherwise required by applicable law.
- Provisions of these Terms limiting the Company's liability do not apply to damage caused by the Company's intent or gross negligence; in other cases, the Company's liability is limited to the extent permitted by applicable law.
Article 15 (Amendment of Terms)
- The Company may amend these Terms to the extent not in violation of applicable law.
- When amending these Terms, the Company will post the effective date and reason for the amendment within the Service at least 7 days before the effective date.
- For changes that are unfavorable to users or otherwise material, notice will be given at least 30 days before the effective date, and individually notified by email or other means.
- Where the Company gives individual notice under paragraph 3 above, together with a statement that failure to express an objection during the notice period will be deemed consent, and the user does not object, the user is deemed to have agreed to the amended Terms. Users who do not agree to the amended Terms may terminate the service agreement by withdrawing their membership.
Article 16 (Governing Law and Jurisdiction)
These Terms are governed by and construed under the laws of the Republic of Korea. Any dispute between the Company and a user arising from use of the Service shall be brought before a court of competent jurisdiction as determined under the Civil Procedure Act and other applicable law.