ZeroneStudy Privacy Policy

Last updated: 2026-10-29

Your learning data belongs to you. Shenzhen Zerone Matrix Technology CO., LTD. uses information only as needed to provide the learning service.

What we collect

To provide the learning service, we may collect:

• Account information: phone number or email, for login and security.
• Profile: grade and learning goals.
• Learning data: problems you have worked, how far your thinking got, and the math notes, exams, and problems you bring in.
• Device information: for account security and reliable operation.

We do not collect personal data that is unrelated to learning.

How we use it

• Problems, exams, and notes you bring in are used to stay with the step where you got stuck, to let you try one yourself, and to keep what you have already thought through.
• This content is not used for advertising, and it is not used to identify who you are.
• A login code is sent to the phone number or email you entered, and it is used only to sign in.
• To improve the product and protect your account.

We do not sell your personal information.

Sharing and disclosure

We do not share your personal information with unrelated third parties unless you clearly authorize it, the law requires it, or it is necessary to protect the platform and its users. Sending a login code is part of signing in.

Your rights

• View and update your information.
• Request deletion of your account and data.
• Stop using the service at any time.

You can do this in the app, or email technical support.

Minors

If you are under 14, a guardian’s consent is required, and you should use the product with that guardian’s guidance.

Updates

If this privacy policy changes in a material way, we will tell you in the app.

Contact

Technical support: hi@zeronestudy.com

Shenzhen Zerone Matrix Technology CO., LTD.