Privacy Policy

This Privacy Policy indicates the way information is collected and utilized by RedDoor Inc. We respect the privacy of our visitors. We collect only non-personally identifiable information as the needs to provide us and our clients better user insights, and then give users better browse experience.

  1. Collection and Use of Information

    To know more needs of users, we collect, organize, and use non-personally identifiable information reflecting visitor's interactions with a variety of websites and applications. This information includes, for example, items such as the date and time of visits to a website, browser information, IP address, browsing behavior, mobile device identifiers, information about use of mobile applications, and the geographic location of a device. We may also collect, organize, and use other non-personally identifiable information visitors voluntarily provide, such as visitor's age and gender. We may also supplement the information we collect with additional non-personally identified information we obtain from other companies.

    We use these user groups and audiences, along with information about the possible relationships among different browsers and devices, to design and deliver customized advertising campaigns or other relevant content. This is called Interest-Based Advertising. We also use this data for other related purposes (for example, to do research regarding the results of online advertising campaigns or to better understand the interests or activities of website visitors).

  2. The Techniques We Use

    The techniques below are to help improve the quality of our service, including for storing user preferences, improving ad selection, content recommendations. We also use the techniques below in our advertising services to help our clients optimize their ads.

    a. Cookies

    b. Mobile advertising identifiers (Apple IDFA and Google ADID)

  3. Opt-out of Information Collection

    We respect all visitors' rights to join information collection. Therefore we provide some ways to help visitor out of information collection. If visitor's information is disabled, RedDoor won’t be able to provide more individual ads to visitor.

    a. Browser Opt Out please click here.

    b. Mobile Applications Opt Out

    To the user of Apple device,please follow the link below to delete IDFA information:

    To the user of Android device, please follow the link below to delete ADID information:

  4. Information Security

    RedDoor has implemented security measures which could help protect the data which RedDoor collects from unauthorized access, disclosure, or modification.

  5. Changes to Privacy Policy

    RedDoor reserves the right to change this Privacy Policy at any time. Changes will be effective immediately upon posting. If you have any question or clarification about RedDoor's Privacy Policy. Please contact us at



  1. 資訊收集與運用



  2. 我們運用的技術


    a. Cookies

    b. 行動裝置辨識 (Apple IDFA and Google ADID)

  3. 選擇退出數據收集







  4. 資訊安全


  5. 隱私政策的變更