Your Personalised Language Coach

    Linger is mission controlled, designed

    for teachers and students to connect, quantify and track progress and

    achieve more together both in-person and remotely. Create classes, distribute assignments, practice remotely, ask questions, send feedback, and see everything in one place. Instant. Easy.

  • Privacy Policy

    This privacy policy (“Policy”) applies to your access to and use of the SDI website (the “Site”) or mobile apps – “Linger” (the “App”) operated or provided to you by or for and on behalf of SDI Academy (Singapore).

    You shall be deemed to have agreed to this Policy if you access or use any of the Site or App. If you do not agree to this Policy, you shall not be permitted and shall not access or use the Site or App and you must immediately cease any access to or use of the Site or App.

    SDI Academy may modify this Policy at any time at its sole discretion, and such modifications shall be effective immediately upon posting of the modified terms. Your continued access to or use of the Site or App shall be deemed to be your conclusive acceptance of such modified Policy.


    When you access or use a Site or App, we may collect the following information:
    Personal information which is of a personal nature and may be used to identify you as an individual, and provided by you to us, including but not limited to your name, profile image, contact number, native language, email address, mailing address and billing information (“Personal Information”);

    Other information involving you, including but not limited to anonymous statistics, records and other information in relation to your browsing of the Site or App (“Non-Personal Information”); and

    App permissions including but not limited to location, mobile data, photo/media/files, notifications, storage, phone/SMS, and calendar. Any information disclosed in the public areas of any Site or App (such as any message board or forum) becomes public information. You should exercise caution when disclosing information this way.


    You agree and acknowledge that we may use your Personal Information and share your Personal Information with any of our affiliated companies for the purposes of provisioning and administration essential to the operation of the Site or App.

    Providing you with personalised information and recommendations when using the Site or App. The use of your location and native language for recommending hyperlocalized learning pathways.

    Enable the use of social interaction on our websites or mobile apps – eg allowing you to follow other users, commenting on a news article.
    Use of your personal data in an anonymized fashion for data analytics to help improve our services.
    Enable us to process bills and payments (eg for billing learning institutions or individuals for “Linger” app subscription) Respond to inquiries and requests from you or people you have authorized Inform you about service upgrades and updates Inform you of service and security issues Conduct internal audits Meet legal, regulatory and other requirements including providing assistance to law enforcement, judicial and other government agencies Enable the use of online reservations and take away services on SDI Academy. Enable the use of the online lesson Delivery service offered through our partners.

    Provisioning and administration not essential to the operation of the Site or App Non-essential services are services for which you can opt-out of. You may opt-out of the following non-essential services by logging in with your Linger account and accessing your account settings. If you want to opt-out of email, opt-out by emailing admin@linger.ai with your request and we will process it within 10 business days. Provide updates, offers, invitations to events and deliver relevant advertising through voice and SMS with your prior consent or if otherwise permitted under local laws and regulations Sharing your personal data with related third parties outside of SDI Academy for the marketing of new products and services you may be interested in.​

    If you choose to withhold your personal information, delete your account information or disable application location permissions, you may be unable to access full services of the Site or App, including but not limited to: Course allocation, recommendations, personalisation, Test scores; view your user history for reservations, past courses, payment, results; and add new courses to your calendar Write, edit, or be credited for reviews and photos, Receive personalised information or recommendations.

    By posting any Non-Personal Information on or via any Site or App, or by otherwise providing any Non-Personal Information to SDI Academy (whether electronically or otherwise), you agree and acknowledge that you grant to SDI Academy a non-exclusive, perpetual, irrevocable license to use, disclose, display, reproduce, perform, distribute and modify such Non-Personal Information in any manner and for any purpose as SDI Academy may deem fit.

    We may share your information with:
    Business partners and vendors we work with to deliver the services you have subscribed to (including your learning progress, pattern, needs, through the services) Industry regulators and other government organizations, as required by local laws and regulations Financial institutions for purposes such as facilitating GIRO payments, different Payment Gateways Research institutions for market analysis purposes, Language schools, etc. Your information is disclosed to the above only for relevant purposes (please refer to those mentioned in this Policy) or to protect the interests of our customers. In some cases, we encrypt, anonymize and aggregate the information before sharing it. Anonymising means stripping the information of personally identifiable features. Aggregating means presenting the information in groups or segments e.g. age groups. We will also ensure that overseas organizations we work with observe strict confidentiality and data protection obligations.


    We have implemented stringent measures to secure and protect your information. These include Safeguards to prevent security breaches in our network and database systems Limits on access to information in our systems and the systems of our business partners and vendors Strict verification processes to prevent unauthorized access to information.


    We have always been mindful of engaging our customers in a more targeted and relevant way. We may send marketing messages to your Local telephone number if: you have given us consent, OR you have not registered with the national DNC Registry (In Singapore), OR the sending of such messages is permissible under applicable laws and regulations. Our marketing messages aim to update you about our exclusive offers, rewards programme and special deals from our preferred partners and advertisers. If you wish to continue receiving such messages or to opt-out, you can indicate your preference at any time by logging into your SDI Account account and accessing your account settings. Your request will be processed in 30 days.

    You can also opt-out of optional newsletters you have previously subscribed to directly from the link at the bottom of the email, with no cost. Please note that after opting out, you may still continue to receive non-marketing messages, such as product updates and service notices as permitted under applicable local laws and regulations. If you would like to access or update your personal information, you may do so by accessing the profile page on the website or App. If you would like to make any inquiries about your personal data, please contact us at:

    SDI Academy PTE Ltd
    Level 3, MapleTree business city
    20 Pasir Panjang Road
    Singapore 117439
    or via email at admin@linger.ai

    You may opt to terminate your Linger account and delete all personal information by dropping us an email at admin@linger.ai with the title “Request to Delete All Personal Data.” THIRD-PARTY WEBSITES The Site or App may contain hyperlinks to websites which are neither maintained nor controlled by SDI Academy (“Third Party Websites”). You agree and acknowledge that SDI Academy shall not be responsible for the privacy and security practices employed by any Third Party Website, and shall not be liable for any loss or damage of any kind, including any loss or misuse of Personal Information, arising from access to or use of any Third Party Website.


    During your use of the Site or App, we may issue to and request from your computer blocks of data known as “cookies”. A cookie is a small amount of data, which often includes a unique identifier that is sent to your computer or mobile device browser and is stored on your computer or mobile device hard drive. We may use cookies to obtain certain Non-Personal Information, including in relation to your use of the Site or App. If you do not want information collected through the use of cookies, there is a simple procedure in most browsers that allow you to deny or accept the cookie feature