Terms of Service

These Terms of Service ("Terms") govern the use of the Exchange Rate Calculator service ("Service") provided by Compounding Inc. ("Company") and establish the rights, obligations, and responsibilities between the Company and users, as well as other necessary matters. This Service is provided as a mini-app within the Toss app.

These Terms may be amended by the Company as necessary within the scope not violating applicable laws, and any changes to the Terms will take effect through notice on the Service's announcement board.

The definitions of terms used in these Terms are as follows:

• "Service" means all services related to the Exchange Rate Calculator provided by the Company, which is provided as a mini-app within the Toss app.
• "User" means any person who agrees to these Terms and uses the Service provided by the Company.
• "Account" means the email address and other information registered by the user with the Company for use of the Service.
• "Real-time Exchange Rate" means the exchange rate information as of a reference time provided through the Service, and is displayed based on external data such as from the Korea International Trade Association (KITA).
• "Past/Daily Exchange Rate" means historical exchange rate information by date that can be viewed through the Service.
• "Calculation Result" means the converted amount and related calculation information generated through the Service.

These Terms shall be effective for all users who intend to use the Service.

The Company may amend these Terms within the scope not violating applicable laws, and any amended Terms will take effect through notice on the Service's announcement board. If a user does not agree to the amended Terms, they may discontinue use of the Service and terminate their user agreement.

The Company provides the following services: real-time exchange rate calculation (currency conversion for various currencies), past/daily exchange rate lookup (view of rates and changes by date), multi-currency support (display of exchange rate information for currencies provided by the Service), exchange rate change graphs and lists, and all other features provided by the Service.

The Company may modify the content of the Service for quality improvement, changes in technical specifications, etc., and will notify users in advance of such changes. However, urgent security updates or bug fixes may be notified after the fact.

Users shall not engage in the following acts: acts that interfere with the stable operation of the Service, acts of impersonating others, acts that violate laws and these Terms, and other acts that violate the usage rules established by the Company.

If a user causes damage to the Company by violating the provisions of this Article, the user shall bear all responsibility, and the Company may restrict the user's use of the Service or terminate the user agreement.

The Company strives to protect users' personal information, and the protection and use of personal information shall be governed by applicable laws and the Company's Privacy Policy.

The Company collects the following personal information for the provision of services:

• User identification information (user id) provided through Toss login
• Service usage records: access logs, feature usage history, exchange rate lookup and calculation history, etc.
• Other information generated in the course of using the Service

The Company uses the collected personal information for the following purposes:

• Provision of the Service and exchange rate calculation/lookup features
• Management and inquiry of service usage records
• Service improvement and new service development
• Customer inquiry response and complaint handling

The Company retains users' personal information during the service usage period and immediately destroys it when service usage is terminated. However, if retention is required by applicable laws, it will be retained for the period specified by such laws.

Users may request access, correction, deletion, or suspension of processing of their personal information at any time, and the Company will take action without delay in accordance with applicable laws.

In principle, the Company does not provide users' personal information to third parties. However, exceptions apply in the following cases:

• When the user has given prior consent to the provision to third parties
• When required by law
• When it is necessary to provide to third parties within the minimum scope necessary for service provision

The Company may provide data to other companies in B2B form in the future. In such cases, the following matters will be notified in advance and separate consent will be obtained:

• Name and contact information of the recipient
• Purpose of provision and items to be provided
• Retention and use period

Users who have consented to the provision to third parties may withdraw their consent at any time, and upon withdrawal of consent, the relevant personal information will be immediately destroyed.

The Company may use collected personal information for analysis purposes to improve services and enhance user experience.

When using personal information for analysis purposes, the Company uses de-identified data to the extent possible and processes it in a form that cannot identify individuals for use in statistical analysis, market analysis, trend identification, etc.

De-identified data does not constitute personal information under the Personal Information Protection Act and may be freely used for statistical purposes, etc.

Users have the right to refuse consent to the use of personal information for analysis purposes, and refusal to consent does not restrict the use of basic service functions.

The Company may suspend the provision of the Service in the following cases: unavoidable cases due to construction such as maintenance of Service facilities, cases where a telecommunications business operator as defined in the Telecommunications Business Act has suspended telecommunications services, cases where there is a hindrance to the use of the Service due to national emergency, malfunction of Service facilities, or excessive use of the Service, and other cases where the Company deems it inappropriate to continue providing the Service due to significant reasons.

If the Company suspends the provision of the Service pursuant to the preceding paragraph, it shall notify users in advance. However, the Company may notify users after the fact if the suspension is due to reasons beyond the Company's control.

The Company shall be exempt from liability for the provision of the Service if it is unable to provide the Service due to natural disasters or other force majeure events.

The Company shall not be liable for any disruption in the use of the Service due to reasons attributable to the user. The Company shall not be liable for any loss of expected profits from the use of the Service, nor shall it be liable for any damages arising from data obtained through the Service.

The Company does not guarantee the accuracy of exchange rate information or calculation results provided through the Service. Exchange rate data is based on external sources such as the Korea International Trade Association (KITA) and is provided for reference only. The exchange rates and calculation results in this Service do not constitute investment or financial advice, and may differ from the rates applied by financial institutions for actual exchange or transactions. The Company shall not be liable for any errors, delays, or damages arising from such data.

The Company shall not be liable for the accuracy of calculation results based on amounts or currency selections entered by users, and shall not be liable for errors in results due to incorrect information input.