[POSTREAM] Terms of Service

(Version 1.2)

※ Any amendments to these Terms will be notified on the Service screen at least seven days prior to the effective date (thirty days for material or disadvantageous changes).

Article 1 (Purpose)

These Terms of Service define the rights, obligations and responsibilities between Voithru Co., Ltd. (the "Company") and users in connection with the use of "POSTREAM" (the "Service") provided by the Company.

Information on the Company's name, representative, address and business registration number is posted at the bottom of the initial Service screen and has the same effect as these Terms.

Article 2 (Definitions)

  1. "Service": A SaaS solution that automatically converts and uploads videos provided by users to external social media platforms.
  1. "User": Any person who agrees to these Terms and uses the Service, including individuals aged 14 or older and business entities (including corporations).
  1. "Member": A User who registers an account for continuous use of the Service according to procedures set by the Company.
  1. "Workflow": A unit of platform‑specific posting and automation settings configured by the User.

Article 3 (Display and Amendment of Terms)

  1. The Company posts these Terms on the Service screen (footer).
  1. The Company may amend these Terms within the scope permitted by law and will announce the amended Terms at least seven days prior to the effective date (thirty days for material or disadvantageous changes).
  1. Users who do not express their intent to withdraw or refuse by the effective date will be deemed to have agreed to the amended Terms.

Article 4 (Service Description)

  1. The main features of the Service include:
    1. Uploading and storing original videos
    1. Converting resolution, duration and size optimized for each platform
    1. Posting, scheduling and status monitoring via external platform APIs
    1. Providing posting history and basic analytics
  1. Any changes to the content or method of providing the Service will be announced in advance in accordance with Article 3.

Article 5 (Suspension of Service)

  1. The Company may temporarily suspend the Service in the following cases:
    1. Maintenance, inspection, replacement, failure of facilities, or communication interruption
    1. Force majeure such as natural disasters or power outages
    1. Changes to or discontinuation of external platform API policies
  1. The Company will notify Users without delay if the Service is suspended pursuant to Clause 1.

Article 6 (Membership Registration and Withdrawal)

  1. Individuals aged 14 or older and business entities may register as Members by completing the registration procedures specified by the Company.
  1. The Company may refuse or cancel membership approval in the following cases:
    1. Use of another person's name or the provision of false information
    1. A potential technical hindrance
    1. Failure to meet other utilization requirements set by the Company
  1. Members may request withdrawal at any time, and the Company will process such withdrawal immediately.

Article 7 (Fees and Subscription)

  1. The Service is offered through a free plan (Free) and paid plans (Starter, Pro).
    • Free Plan: Basic features provided free of charge (1 workflow, up to 5 uploads per month)
    • Starter Plan: ₩9,000/month ($6/month), 2 workflows, up to 30 uploads per month
    • Pro Plan: ₩18,000/month ($12/month), 4 workflows, unlimited uploads
    • ※ For detailed information, please refer to the Service screen.
  1. When subscribing to a paid plan, Users agree to the following terms, with explicit consent obtained on the payment page:
    • Auto‑Renewal Consent: Paid plans automatically renew on the billing date unless canceled, with monthly (or annual) charges recurring until termination.
    • Plan Version Update: Upon release of a new plan version, Users will be automatically transitioned to the latest version on the next renewal date. The Company will notify Users of any changes at least seven days in advance.
  1. Billing Cycle and Subscription Renewal
    • Monthly Billing: Automatically renews on a monthly basis from the sign‑up date (if signed up on the last day of a month, renewal occurs on the last day of each subsequent month).
    • Annual Billing: Automatically renews on an annual basis from the sign‑up date, at a 15% discount from the monthly rate.
    • Switching from Monthly to Annual: Takes effect immediately, with the remaining monthly balance prorated and credited toward the annual payment.
    • Switching from Annual to Monthly: Takes effect on the next renewal date.
  1. Plan Changes
    • Plan Upgrade: Takes effect immediately, with any remaining balance prorated and credited toward the new plan.
    • Plan Downgrade: Takes effect on the next renewal date.
  1. In the event of payment failure, the following will apply:
    • A notification will be sent immediately upon payment failure.
    • The User will be granted a 3‑day grace period to retry payment, during which existing plan features will remain active.
    • If payment is not completed within 3 days, the account will be automatically downgraded to the Free plan with a notification sent upon conversion. Existing workflows will be retained but deactivated.
    • If payment is completed within 3 days, the subscription period will remain based on the original scheduled billing date.
  1. Payments are processed through Tosspayments, and payment information is securely managed in accordance with the payment gateway's policies.
  1. The Company may operate promotions such as discount codes. The specific terms and conditions of each promotion (eligible plans, discount rate, validity period, etc.) will be announced separately on the relevant promotion page.

Article 8 (Withdrawal and Refund)

  1. Users may request a withdrawal within seven (7) days of their initial paid plan subscription (or annual renewal date).
  1. However, withdrawal is restricted in the following cases:
    • If any videos have been uploaded using the paid plan (excluding failed uploads).
    • Due to the nature of online digital content, the right of withdrawal may be limited once the service has been provided (Article 17, Paragraph 2, Item 5 of the Act on Consumer Protection in Electronic Commerce, etc.).
  1. Approved refunds will be processed through the original payment method within seven (7) business days.
  1. For monthly subscriptions, prorated refunds for partial usage are not provided.
  1. For annual subscriptions, refunds upon early termination are processed as follows:
    • If requested within seven (7) days of payment and no videos have been uploaded under the paid plan, a full refund will be provided.
    • For early termination after seven (7) days, the refund amount shall be calculated by deducting the number of months used multiplied by the applicable plan's standard monthly rate, plus an early termination fee equal to 10% of the annual subscription amount.
    • If more than eight (8) months of the annual subscription period have elapsed, the remaining refund balance is forfeited and no refund will be provided.
  1. Exceptions may be made in cases of technical errors caused by the Company's willful misconduct or gross negligence.

Article 9 (Cancellation)

  1. Users may request cancellation of their paid plan at any time. Upon cancellation, the account will be downgraded to the Free plan on the next billing date.
  1. Upon cancellation, the following will apply:
    • All existing workflows will be deactivated (one workflow can be activated, but attempts to activate two or more will be blocked with a notification)
    • All channel connections will be disconnected (channel reconnection required when activating a workflow)
  1. The Company will send notifications seven days, three days, and on the day of the scheduled cancellation.

Article 10 (Obligations of the Company)

  1. The Company shall not engage in any act prohibited by law or these Terms and shall use best efforts to provide the Service continuously and stably.
  1. The Company shall take reasonable technical and administrative measures such as encryption and access control to protect Users' personal information.

Article 11 (Obligations of Users)

Users shall not engage in the following acts:

  1. Uploading illegal, obscene, violent or discriminatory content
  1. Abnormally calling or exceeding quota in violation of external platform API policies
  1. Infringing on the copyright, portrait rights, or other rights of third parties
  1. Decompiling, reverse engineering the Service source code, or attempting to hack or penetrate the system
  1. Other acts that violate applicable laws or public order

Article 12 (Copyright)

  1. Copyright in the original content uploaded by the User and any derivative content generated through the Service (collectively, "Content") belongs to the User.
  1. The User grants the Company a royalty‑free license to reproduce, modify, transmit and distribute the Content to the extent necessary for operation of the Service and posting or preview on external platforms.

Article 13 (Limitation of Liability)

  1. The Company shall not be liable for damages arising from causes beyond its reasonable control, including force majeure, data center failures or changes in external platform API policies.
  1. However, this Article does not apply where damages are caused by the Company's willful misconduct or gross negligence.

Article 14 (Dispute Resolution and Jurisdiction)

  1. The Company and Users shall endeavor to resolve disputes related to the Service through mutual consultation.
  1. If such consultation fails, the Seoul Central District Court shall have exclusive jurisdiction and the laws of the Republic of Korea shall govern.

Addendum

These Terms shall enter into force on 22 April, 2026.