App Name: Calculator
Contact Email: sliderwater55@gmail.com
Effective Date: August 14, 2025
We take your privacy very seriously and are committed to protecting your personal information in accordance with relevant laws and regulations. This Privacy Policy explains how we collect, use, store, share, and protect your information when you use the Calculator app (hereinafter referred to as the "App"). Please read and understand this policy carefully, especially the provisions that affect your rights and interests.
1. Information Collection and Use
During your use of the App, we will collect the following information based on lawful, legitimate, and necessary principles:
1.1 Information You Provide
When you contact us, report an issue, or seek technical support, you may provide us with your email address, device information, or a description of the problem.
1.2 Information We Collect When You Use Our Services
Device information: such as device model, operating system version, unique device identifiers (such as Android ID, Advertising ID), screen resolution, etc., is used for product optimization, ad delivery, and fraud prevention. Usage data: includes your in-app usage behavior, usage time, pages visited, ad impressions, and clicks, etc., used for analysis and improving the service experience.
Log information: includes app crash logs, error messages, and network request logs (excluding your private files), used for bug fixes and stability improvements.
2. Permission Usage Instructions
To ensure the proper operation of the app and provide related features, this app may request the following permissions:
1. android.permission.MANAGE_EXTERNAL_STORAGE
Purpose: Used to access and manage your device's files (e.g., importing/exporting data). It does not collect your private files.
2. android.permission.FOREGROUND_SERVICE
Purpose: Used to keep the app running in the foreground to ensure that long-running tasks (such as data processing and ad preloading) are not interrupted by the system.
3. android.permission.PACKAGE_USAGE_STATS
Purpose: Used to collect statistics on app usage to help optimize features and ad delivery. This permission must be manually enabled in system settings.
4. android.permission.SYSTEM_ALERT_WINDOW
Purpose: Allows this app to display a floating window over other apps, such as to provide quick access to tools or features.
3. Third-Party Services and Advertising
This app integrates with several third-party advertising and analytics platforms for advertising and statistical analysis. These services may collect information such as your device identifier and usage behavior to provide personalized ads and improve ad effectiveness. These services include, but are not limited to:
TopOn
Vungle
UnityAds
IronSource
Pangle
Facebook Audience Network
Google AdMob
AppLovin
Mintegral
Chartboost
In addition, we use Firebase to provide analytics and crash reporting services to improve product quality and stability.
4. Information Storage and Security
We store collected information on secure servers and implement encryption, firewalls, and other technical measures to protect your data from unauthorized access, disclosure, use, modification, or damage.
Unless otherwise required by law or regulation, we will delete or anonymize your personal information as soon as possible after fulfilling the purpose of collection.
5. Information Sharing, Transfer, and Disclosure
We promise:
We will not sell your personal information to any third party.
Your information may be shared only in the following circumstances:
1. With your explicit consent.
2. As required by laws and regulations, or upon request from government or judicial authorities.
3. Business Transfer: If this app is involved in a merger, acquisition, or asset transfer, we will notify you before any transfer of personal information.
6. Children's Privacy Protection
This app is intended for users aged 13 and above.
We do not knowingly collect personal information from children under 13. If you are under 13, please cease using this app and have your guardian contact us to delete your information.
For minors aged 13 and above but under 18, you should use this app under the guidance of your guardian.
7. Your Rights
You have the following rights with respect to your personal information:
Inquire, access, and copy your personal information;
Request correction or deletion of your personal information;
Withdraw authorized permissions (which may result in the unavailability of some features).
You may exercise the above rights by contacting us at sliderwater55@gmail.com.
8. Policy Updates
We may update this Privacy Policy from time to time to adapt to changes in laws and regulations or business adjustments. The updated Privacy Policy will be posted in the app or other appropriate means and will be effective from the date of posting.
9. Contact Us
If you have any questions or suggestions regarding this Privacy Policy, please contact us through the following means:
Email: sliderwater55@gmail.com