• Managing your account

    You can check data and call usage, as well as account balance, while paying bills, purchasing additional data and upgrading your plan anytime, from anywhere.

  • Data distribution

    Primary SIM cardholders can check status of each secondary SIM and adjust data usage limits via the 1O1O app.

  • Enjoy privileges

    Check out the latest offers and a wide range of 1O1O customer privileges.

  • 1O1O Channel

    See the latest 1O1O information, as well as mobile phone evaluation, unboxing and other videos.

  • Quality handset care service

    Book mobile phone care service via the 1O1O app:

    • Mobile Security Consultancy Service
    • Handset Repair Service (at an authorised repair centre)
    • Mobile device data transfer
    • Screen protector replacement
    • Handset disinfection service
    • One-to-one handset tutorial



Terms & Conditions:
1. 1O1O Service app (this “Service”) is a mobile app which allows you to access your account details and the latest service information on your mobile device. This service is subject to the General Terms and Conditions of 1O1O Mobile Limited (“CSL”/“We”/ “Our”) at http://1010.hkcsl.com/download/terms_of_use_tch.pdf.
2. This Service can be accessed on most models of mobile device. You may check the compatibility of your mobile device before using this Service.
3. 1O1O’s service information may be delivered as push notifications. The content of which may contain direct marketing materials (including but not limited to the latest mobile device, subscription plan and other promotional offers). You may activate or deactivate the push notifications by changing the relevant setting in your mobile device at any time.
4. The sending of Network Experience Feedback requires access of your locational information, which may include the cellular network database and Global Positioning System. You may activate or deactivate location services by changing the relevant settings on your mobile device at any time.
5. Data charges apply when using this Service. Roaming charges apply when using this Service overseas. For details of our charges, please visit www.1010.com.hk.
6. You are solely responsible for the security of any data stored on your mobile device. We will not be liable for any damage, loss or leakage of data resulting from the use of this Service.
7. This Service is provided on an “AS-IS” and “AS AVAILABLE” basis without any express or impliedly warranty as to the accuracy, reliability, security, timeliness, fitness for particular purposes or non-infringement in relation to the contents of this Service. We will not be liable for any errors or omissions concerning any information provided by this Service, and will not accept any liability for any loss or damage arising from any use or reliance on the information delivered by this Service or inability to use this Service. You understand and agree to use this Service at your sole risk.
8. We may change these terms and conditions at any time without prior notice. All matters and disputes will be subject to our final decision.
9. If there is any inconsistency or discrepancy between the English and the Chinese versions, the English version shall prevail.