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For account, subscription, privacy, or technical support, email support@koyosim.com. Please include your device model, app version, and a description of the issue. Do not include passwords or payment-card details.
Subscriptions are managed by Apple or Google. To cancel or request a refund, use the purchase history and subscription controls in the store account that made the purchase.
Send a request from the email associated with your account. We will confirm the request and remove account data subject to the limited retention described in our Privacy Policy.