App Name: PDF Reader
Developer Email: hhdanet@gmail.com
This Privacy Policy explains how PDF Reader (hereinafter referred to as "this application") collects, uses, stores, and protects users' personal information. Please read and fully understand this Privacy Policy before using this application. By using this application, you agree to all the terms of this Privacy Policy.
I. Information We Collect
During your use of this application, we may collect the following types of information:
1. Information You Provide
When you contact us via email (e.g., to provide feedback or suggestions), we may collect your email address and other information you provide in the email.
2. Automatically Collected Information
When you use this application, the following information may be automatically collected:
Device information: device model, operating system version, device language, screen resolution, etc.;
Application information: application version number, installation status, running status, crash logs;
Usage information: application function usage, page access records, operation behavior statistics;
Advertising-related information: data related to ad impressions, clicks, and conversions (excluding information that directly identifies individuals).
II. Permission Usage Description
This application may request the following Android system permission:
android.permission.MANAGE_EXTERNAL_STORAGE
Purpose:
This permission is used to read, manage, and access PDF files on your device to enable core functions such as file browsing, opening, management, and reading.
Usage Principles:
We will only use this permission to the extent necessary to implement PDF reading and file management functions, and will not upload, back up, or share your file content with any third party.
III. Purpose of Information Use
The information we collect will be used for the following purposes:
Providing and maintaining the core functions of this application;
Improving application performance and user experience;
Performing data analysis and troubleshooting;
Displaying advertising content to support the free use of the application;
Preventing fraud, abuse, or other illegal activities;
Complying with applicable laws and regulations.
IV. Advertising Service Description
This application is a free application and may integrate third-party advertising services. Advertising services may use device information or advertising identifiers to provide personalized or non-personalized advertisements. The integrated advertising platforms include, but are not limited to:
TopOn
Vungle
UnityAds
IronSource
Pangle
AdMob
AppLovin
Chartboost
The above advertising platforms may collect and process user data according to their respective privacy policies. This application will not proactively provide advertising platforms with information that can directly identify you personally.
V. Firebase Service Description
This application integrates Firebase-related services, mainly for:
Application performance analysis;
Crash statistics and error diagnosis;
Usage behavior analysis.
Firebase may collect device information, application usage, and crash data to improve application stability and service quality.
VI. Children's Privacy Policy (Ages 13 and Older)
This application is not intended for children under 13 years of age.
We do not knowingly collect any personal information from children under 13 years of age.
If you are under 13 years old, please use this application with the accompaniment and permission of your guardian. If a guardian discovers that a child has provided us with personal information without consent, please contact us via the email address below, and we will promptly delete the relevant information.
VII. Information Sharing and Disclosure
We will not sell, rent, or trade your personal information. Information may only be shared in the following circumstances:
With your explicit consent;
Shared with relevant service providers to implement functions such as advertising and analytics (only necessary information);
As required by laws and regulations, judicial procedures, or government authorities;
To protect our legitimate rights or user safety.
VIII. Data Security
We attach great importance to your information security and take reasonable technical and management measures to protect your information and prevent unauthorized access, disclosure, use, or modification of data. However, please understand that no internet transmission or storage method can guarantee 100% security.
IX. Your Rights
You have the right to:
Understand how we collect and use your information;
Terminate information collection by ceasing to use this application;
Request the deletion of relevant data by contacting us (within the limits permitted by law).
X. Changes to the Privacy Policy
We may update this privacy policy from time to time. The updated privacy policy will be published within the application or on relevant pages and will take effect from the date of publication. We recommend that you regularly review this policy to stay informed of the latest content. XI. Contact Us
If you have any questions, comments, or complaints regarding this Privacy Policy, please contact us through the following methods:
📧 Email: hhdanet@gmail.com