Privacy Policy

Last modified: May 15, 2024


Calculator Lock respects and protects the privacy of every user.

If you continue to use my products or services, it means that you have agreed to the information related to this policy.


1. Information collection and use

We do not collect or share any user's sensitive information, but some data may be collected to provide you with a personalized, useful and efficient experience. We will use this data to help us develop and improve our products to provide better services.

For example:

a) The email address, and name you provide when you provide us with your opinions about our Apps and Services through our feedback channels.

b) In order to further optimize product functions and enhance user experience, we will collect user operation behavior data in the App. These contents only include device ID, custom events and error information. These contents will be sent to the server and the data will only be saved for 30 days, it will be automatically deleted upon expiration.

c) Use a third-party SDK to collect error logs and statistical analysis. The log data collected by the third-party SDK may include the device's Internet Protocol ("IP") address, device name, operating system version, device Mac information, etc. This information is only used for Problem judgment and bug fixing do not involve sensitive data.

In order to provide you with statistical analysis services, our App integrates Umeng+ SDK, which will collect your device identification information (such as IMEI/Android ID/IDFA, etc.) and flexible id (OAID). This information is used for data analysis only and your personally identifiable information will not be shared. For additional disclosures regarding Umeng SDK-specific collection information, please see https://www.umeng.com/page/policy

2. Sessions and Network Access

a) During use of the application, web pages or server data may be accessed.

Session and available data includes information related to connection requests, server communications, and data sharing, including network testing, quality of service, date, time, and location/location. We may collect session and availability data, but this does not include any personal information, nor is this content sent or shared.

b) Links to other websites

The Service may contain links to other websites. If you click on a third-party link (such as an advertisement), you will be directed to that site. Please note that these external websites are not operated by me. Therefore, I strongly recommend that you review the privacy policies of these websites. I have no control over, and assume no responsibility for, the content, privacy policies, or practices of any third party sites or services.

3. Description of functions and permissions

a) In order to hide and encrypt your photos and videos, it need to obtain the user's device external storage permission. If it is not turned on, pictures cannot be imported from the storage;

b) If the user uses the method of taking photos/videos to import pictures, it needs to obtain the permission of the camera. If it is not turned on, this function cannot be used;

c) In order to avoid interruption of file operations, notification permission needs to be enabled. We created task notifications to ensure that the background continues to complete the remaining tasks;

c) Users can choose to refuse to open or use the same permission functions;

4. Feedback

You can report problems you encounter or make suggestions. You can contact us via email in Google Play. We will keep this contact information confidential and only use it for feedback communication.

5. Changes to policy

I may update our privacy policy from time to time and synchronize it to the Google Play application introduction. Therefore, you are advised to check this page regularly for any changes and I will notify you of any changes by posting the new Privacy Policy on this page.