Last Updated: Aug 28, 2025

We（Efficient Tools）are concerned about your privacy and have designed this Privacy Policy in order to help you decide whether to use our applications (collectively referred herein as "the Services"). By accessing and using the Services, or providing information to us in other formats, you agree and accept the terms of this Privacy Policy as amended from time to time and consent to the collection and use of information in the manner set out in this Privacy Policy. We encourage you to review this Privacy Policy carefully and to periodically refer to it so that you understand it and any subsequent changes made to it.

IF YOU DO NOT AGREE TO THE TERMS OF THIS PRIVACY POLICY, PLEASE STOP USING THE SERVICES IMMEDIATELY AND UNINSTALL WHERE RELEVANT.

Definitions

Service: Refers to the Calculator: Simple Calculator mobile application.

Personal Data: Information that can be used to identify you as an individual (e.g., name, email address).

Non-Personal Data: Information that does not directly identify you, such as device type, operating system, crash reports, and anonymized usage statistics.

Data Collection

Personal Data: This app does not directly request or collect personal data such as your name, phone number, or contact details.

Non-Personal Data: We may automatically collect certain technical information such as device model, operating system, app usage statistics, and crash logs.

Third-Party Services: The Service uses third-party services (such as Google Play Services and AdMob) which may collect data to improve their services or provide personalized ads.

Third-party services used by the app may include:

• Google Play Services
• AdMob

Use of Information

We use your information to ensure you get the best possible experience from our Service. This means that we will use the information you provide to give you support with the Service, keep you updated on the latest news, marketing offers, and address any concerns you may have. Additionally, we will conduct thorough analytical research to enhance the Service and ensure you have the best possible experience.

Disclosure of Information

We do not rent or trade any personal data. Information may only be shared in limited cases:

• (1) comply with the law, regulation, legal process, or judicial order;
• (2) detect, prevent or otherwise address fraud, security, breach of our policies or technical issues;
• (3) Ensure compliance with this Privacy Policy and any other agreements between you and us, including investigating possible breaches;
• (4) protect against harm to the rights, property or safety of us, users, or the public.

Retention

Since the app does not collect personal data directly, we do not retain such information. Any data collected by third-party services will be retained and managed according to their own policies.

Security

We take reasonable steps to protect the integrity of our Service. However, please note that no method of data transmission or storage is 100% secure. For security concerns related to third-party services, please refer to their respective privacy policies.

Children's Privacy

These services are not intended for individuals under the age of 13. We do not knowingly collect personally identifiable information from children under 13 years of age. If we become aware that a child under 13 has provided us with personal information, we will immediately remove this information from our servers. If you are a parent or legal guardian and you believe that your child has provided us with personal information, please inform us so that we may take appropriate actions.

Changes to This Privacy Policy

We may update our Privacy Policy from time to time. Thus, you are advised to review this page periodically for any changes. We will notify you of any changes by posting the new Privacy Policy on this page.

Contact Us

If you believe that your privacy has not been handled in compliance with our Privacy Policy or has been violated by any individual while using our Services, please contact our privacy officer at appcalculatorfeedback@gmail.com for prompt investigation.