Terms of Service

Article 1 (Purpose)

These Terms of Service aim to establish the rights, obligations, and responsibilities between Yale (hereinafter "Company") and users regarding the use of Tagally (https://tagally.com, hereinafter "Service"), as well as other necessary matters. This service is provided free of charge, which affects the nature of the service and the scope of responsibility.

Article 2 (Definitions)

The terms used in these Terms are defined as follows.

• "Service" refers to the keyword popularity index lookup service provided by the Company, including all services available to members.
• "Member" refers to a person who has agreed to these Terms, completed registration, and entered into a usage contract with the Company to use the Service.
• "Non-member" refers to individuals who use the Service without registration.
• "ID" refers to the email address set by the member and approved by the Company for identification and service use.
• "Password" refers to the combination of characters and numbers set by the member to verify their identity and protect personal information.
• "Post" refers to all text, images, comments, and other information posted by members within the Service.

Article 3 (Effect and Changes to Terms)

These Terms take effect by posting on the Service screen or by notification to members through other methods.

The Company may modify these Terms in compliance with the "Act on the Regulation of Terms and Conditions," "Act on Promotion of Information and Communications Network Utilization and Information Protection," "Act on Consumer Protection in Electronic Commerce," "Electronic Financial Transactions Act," "Personal Information Protection Act," and other relevant laws.

The Company may modify these Terms within the scope permitted by relevant laws. When terms are modified, the application date and reasons for change will be posted in the Service's notice section. However, due to the free nature of the service, minor changes for service improvement or mandatory changes required by law may be applied immediately.

If the Company clearly notifies or informs members that their failure to express intent by the application date of modified terms will be considered as consent, and members do not explicitly express their refusal, members will be deemed to have agreed to the modified terms.

If a member does not agree to the modified terms, the member may discontinue service use and cancel their membership.

Article 4 (Matters Not Specified in the Terms)

Matters not specified in these Terms shall be governed by the "Telecommunications Business Act," "Act on Promotion of Information and Communications Network Utilization and Information Protection," "Personal Information Protection Act," and other relevant laws, as well as detailed usage guidelines, privacy policy, and other regulations established by the Company.

Article 5 (Conclusion of Usage Contract)

The usage contract is concluded when a person wishing to become a member (hereinafter "applicant") agrees to the Terms and applies for membership, and the Company approves such application.

The Company will, in principle, approve service use for applicants. However, the Company may refuse approval or subsequently terminate the usage contract in the following cases:

• When the applicant has previously lost membership qualification under these Terms
• When using a false name or someone else's identity
• When providing false information or failing to provide information requested by the Company
• When it is anticipated to cause operational burden to API providers contracted with the Company or interfere with service operations
• When there is insufficient service-related facilities capacity, or technical or operational issues
• When a minor defined by relevant laws has not obtained consent from a legal representative (parents, etc.)
• When the Company determines it necessary for financial or technical reasons

The Company will enable members to use the service from the moment the service usage contract is established.

Article 6 (Modification of Member Information)

Members can view and modify their personal information at any time through the personal information management screen. However, ID and name may be restricted from modification for service management purposes.

If there are changes to the information provided during membership registration, members should update it online or notify the Company of such changes via email or other methods.

The Company is not responsible for any disadvantages resulting from failure to notify the Company of changes as required in paragraph 2.

Article 7 (Personal Information Protection)

The Company strives to protect members' personal information in accordance with relevant laws. The protection and use of personal information are governed by relevant laws and the Company's Privacy Policy.

The Service may collect and reference members' service usage records to provide appropriate services.

Members agree that the Company may use data generated during service use, such as search history and service usage patterns, for service improvement, new service development, statistics, academic research, and other purposes. In such cases, personally identifiable information will be excluded or pseudonymized.

Article 8 (Member ID and Password Management Obligations)

Members are responsible for managing their ID and password and should not allow third parties to use them.

The Company may restrict the use of a member's ID if there is concern about personal information leakage or confusion with the Company's operators.

If members become aware that their ID and password have been stolen or are being used by a third party, they must immediately notify the Company and follow the Company's instructions if provided.

The Company is not responsible for any disadvantages arising from members failing to notify the Company of the circumstances in paragraph 3, or not following the Company's instructions after notification.

Article 9 (Notification to Members)

When the Company needs to notify a member, it may do so via the email provided by the member.

For notifications to an unspecified number of members, the Company may substitute individual notifications by posting in the Service's notice section for at least 7 days. However, individual notification will be made for matters that significantly affect the member's transactions.

Article 10 (Company Obligations)

The Company shall not engage in actions prohibited by laws and these Terms or contrary to public order and morals, and will do its best to provide continuous and stable services in accordance with these Terms.

The Company will establish a security system for the protection of members' personal information (including credit information) so that members can use the Service safely, and will publish and comply with its Privacy Policy.

If the Company determines that opinions or complaints raised by members regarding service use are legitimate, it must address them. The Company will inform members of the process and results of handling opinions or complaints submitted by members via email or other methods.

Article 11 (Member Obligations)

Members shall not engage in the following actions:

• Registering false information during application or modification
• Impersonating others
• Using information obtained through the Company's service for commercial or non-commercial purposes by reproducing, publishing, transmitting, distributing, broadcasting, or other methods without the Company's prior consent, or allowing third parties to use such information
• Transmitting or posting information other than that specified by the Company (such as computer programs)
• Infringing on intellectual property rights, including copyrights, of the Company and other third parties
• Damaging the reputation of the Company and other third parties or interfering with their business
• Publicly disclosing or posting obscene or violent messages, images, sounds, or other information contrary to public order and morals on the Service
• Using the Service for profit-making purposes without the Company's consent
• Excessively calling APIs (more than 5 times per day)
• Other illegal or unjust actions

Members must comply with relevant laws, the provisions of these Terms, usage guidelines, precautions posted in relation to the Service, matters notified by the Company, and must not interfere with the Company's business in any other ways.

Article 12 (Provision and Modification of Service)

The Company provides the following services to members:

• Keyword popularity index lookup service
• All other services provided to members through additional development by the Company or through partnership agreements with other companies

The Company may divide the service into certain ranges and designate available times separately for each range. However, in such cases, this will be announced in advance.

In principle, the service is provided 24 hours a day, 365 days a year.

The Company may change, suspend, or discontinue part or all of the service with reasonable prior notice. However, in urgent or unavoidable circumstances, the service may be terminated without prior notice. When the service is terminated, member data may be deleted without separate notification, and the Company bears no responsibility for this.

The Company may conduct regular maintenance as necessary for service provision, and the regular maintenance time will be in accordance with what is posted on the service provision screen.

Article 13 (Service Suspension)

The Company may suspend service provision in the following cases:

• In unavoidable cases due to construction such as maintenance of service facilities
• When a telecommunications service provider defined in the Telecommunications Business Act suspends telecommunications service
• When an API provider suspends API service
• In other cases of force majeure

The Company may restrict or suspend all or part of the service during national emergencies, power outages, service facility malfunctions, or congestion of service use that hinders normal service use.

The Company may provide advance notice of scheduled service suspensions to the extent possible. However, service suspensions due to unavoidable reasons such as urgent system inspections, security threats, technical issues, or API provision suspensions may occur without prior notice, and the Company is not responsible for any damages to members due to such suspensions.

Article 14 (Copyright and Other Rights)

Copyright and intellectual property rights to the service belong to the Company. However, this excludes members' posts and copyrighted works provided under partnership agreements.

Regarding the service, the Company grants members only the right to use the service according to the usage conditions set by the Company, and members cannot transfer, sell, provide as collateral, or otherwise dispose of this right.

Members may not use information obtained through service use for commercial purposes or allow third parties to use such information by reproduction, transmission, publication, distribution, broadcasting, or other methods without the Company's prior consent, if intellectual property rights to that information belong to the Company.

Article 15 (Member Posts)

The copyright of posts posted by members within the service belongs to the author of the post. However, members grant the Company a worldwide, non-exclusive, royalty-free license to use such posts for service promotion, improvement, and research purposes. This license remains in effect for a reasonable period even after the member deletes the post from the service.

Article 16 (Advertisement Posting and Transactions with Advertisers)

The Company may post advertisements on service screens, emails, etc. in relation to service operation.

The Company is not responsible for any losses and damages incurred by members participating in, communicating with, or transacting with advertisers through promotional activities posted on the service or through the service.

Article 17 (Contract Cancellation, Termination, etc.)

Members can request to terminate the usage contract at any time through the settings screen in the service or customer service, and the Company will process this according to relevant laws.

When members cancel the contract, all member data will be deleted immediately upon cancellation, except when the Company retains member information in accordance with relevant laws and the Privacy Policy.

The Company may restrict service use or delete accounts that have not logged in for more than 12 months. In such cases, this may be processed without separate prior notice, and data of deleted accounts cannot be recovered.

If members fall under any of the following reasons, the Company may terminate the usage contract:

• When members violate the obligations of members specified in these Terms
• When terminating the contract due to violation of member obligations by using the service for purposes other than the intended service use, the ID cannot be reused for 30 days.

Article 18 (Usage Restrictions, etc.)

The Company may restrict members' service use if they violate their obligations under these Terms or interfere with the normal operation of the service.

The Company may restrict service use or suspend/delete accounts without prior notice if there is suspicion of service abuse, system load generation, interference with other members, etc. Members may object to such measures, but the final decision is at the Company's sole discretion.

The Company may restrict members' service login in the following cases:

• When false information is registered during member registration
• When interfering with others' service use or stealing their information, thereby threatening the electronic commerce order
• When using the service to engage in actions prohibited by laws and these Terms or contrary to public order and morals
• When exceeding the daily API call limit (5 times)

The API call limit is restricted to 5 times per day for system stability maintenance. The Company may temporarily adjust this restriction without prior notice depending on service quality and system load conditions.

Article 19 (Damages)

Due to the nature of the free service, the Company does not provide any guarantees regarding the quality, accuracy, stability, timeliness, etc. of the service. The Company is not responsible for direct, indirect, consequential, or incidental damages (including loss of business opportunities, data loss, business interruption, etc.) that may arise from service use. However, the Company will be liable according to relevant laws for damages caused by the Company's intent or gross negligence.

The Company is not responsible for service interruptions and failures due to force majeure (natural disasters, war, riots, terrorism, epidemics, government regulations, internet infrastructure issues, hosting service failures, network attacks, third-party API interruptions, widespread power outages, etc.).

The Company is not responsible for data loss due to server errors, technical issues, hacking, etc. Members are responsible for separately backing up important data, and the Company does not guarantee data recovery under any circumstances.

The Company is not responsible for service usage disruptions due to members' fault.

The Company is not responsible for the reliability, accuracy, etc. of information, materials, and facts posted by members in relation to the service.

The Company is exempt from liability in cases where members transact with each other or with third parties using the service as a medium.

Article 20 (Dispute Resolution)

The Company will prioritize handling complaints and opinions submitted by members. However, if prompt handling is difficult, the Company will notify members of the reason and processing schedule.

In case of disputes between the Company and members, both parties should attempt resolution through mutual consultation before filing a lawsuit. If agreement is not reached, according to consumer protection law, members may file a lawsuit in the court having jurisdiction over the member's address, and the Company may file a lawsuit in the court having jurisdiction over the Company's address.

Regarding electronic commerce disputes between the Company and members, if there is a request for consumer damage relief from a member, the parties may follow the mediation of a dispute mediation body entrusted by the Fair Trade Commission or a city/provincial governor.

Article 21 (Governing Law and Jurisdiction)

Disputes between the Company and members shall be governed by the laws of the Republic of Korea.

Lawsuits concerning disputes between the Company and members shall be filed in the competent court according to the Civil Procedure Act.

Addendum

These Terms are effective from May 19, 2025.