This Privacy Policy describes how PDF Reader ("we", "us", or "our") collects, uses, and discloses your information when you use our mobile application ("Service"). It also explains your privacy rights and how the law protects you.
By using the Service, you agree to the collection and use of information in accordance with this Privacy Policy.
Collecting and Using Your Personal Data
Types of Data Collected
Usage Data
Usage Data is collected automatically when you use the Service.
This Usage Data may include information such as your device's Internet Protocol address (e.g., IP address), browser type, browser version, the pages of our Service that you visit, the time and date of your visit, the time spent on those pages, unique device identifiers, and other diagnostic data.
When you access the Service via a mobile device, we may automatically collect certain information, including but not limited to: mobile device type, unique device ID, IP address, operating system, mobile internet browser type, unique device identifiers, and other diagnostic data.
We may also collect information that your browser sends when you visit our Service. The following is a non‑exclusive list of Usage Data contents:
Hardware model
Operating system and version
Screen size and density
Language and country setting
Unique device identifiers (e.g., IDFA)
Time zone
Device mute status (related to reminder functions)
Analytics and Cloud Processing
To improve user experience, we have integrated data statistics tools in the app. These tools do not collect health data or other personal privacy data. They are used only for crash analysis and A/B testing of new features and designs. The data collected includes:
Device information
Screen size, OEM name, model
Device system information
OS name, OS version, OS build, time zone, system language, carrier country, carrier name
Location information
Locale, country/region
Application information
App name, app build, app version number, SDK name, SDK version
Additionally, to provide a better preview experience, if file recognition fails, we may upload your file to our cloud server to identify and resolve the issue. We will never share your information with any third party except as described in this Privacy Policy or with your explicit permission.
Your Consent and Use of Personal Data
Except as provided in this Privacy Policy, we will not transfer any of your personal data to third parties.
We may use your personal data for the following purposes:
To provide and maintain our Service, including monitoring usage.
To contact you via email, push notifications, or other electronic messages regarding updates, security notices, or information about features, products, or services.
To manage your requests submitted to us.
How We Share Your Information
We may share your personal information in the following situations:
With service providers – to monitor and analyze Service usage, display advertisements, support and maintain the Service, serve ads on third‑party websites, process payments, or contact you.
Third‑party advertisers – We may allow third‑party advertising companies to serve ads when you use the app. These companies may use cookie‑related information about your visits to optimize ad performance and show you ads about goods or services of interest. We never share any data you track within the app (e.g., your personal content) with third‑party advertisers.
Analytics – We use Google Analytics to measure traffic and usage trends. Google Analytics collects device, location, and app usage information. We use this data only to customize and personalize your experience for statistical and analytical purposes.
Business transfers – In connection with a merger, sale of company assets, financing, or acquisition of all or part of our business, we may share or transfer your information.
With affiliates – We may share information with our affiliates, who are required to honor this Privacy Policy. Affiliates include our parent company, subsidiaries, joint venture partners, or other companies under common control.
With business partners – To offer you certain products, services, or promotions.
Retention of Your Personal Data
We will retain your personal data only as long as necessary for the purposes set out in this Privacy Policy. We will retain and use your personal data to the extent needed to comply with legal obligations (e.g., retention required by applicable laws), resolve disputes, and enforce our legal agreements and policies.
Usage Data is generally retained for a shorter period, except when it is used to strengthen security, improve functionality, or we are legally required to retain it for longer.
Security of Your Personal Data
We use administrative, technical, and physical security measures to protect your personal information, including:
Encrypting your data during transmission and at rest
System vulnerability scanning and penetration testing
Protecting data integrity
Organizational and legal measures
Regular data protection impact assessments
While we strive to use commercially acceptable means to protect your personal data, no method of transmission over the Internet or method of electronic storage is 100% secure. We cannot guarantee absolute security.
Links to Other Websites
Our Service may contain links to third‑party websites not operated by us. If you click on a third‑party link, you will be directed to that site. We strongly advise you to review the Privacy Policy of every site you visit.
We have no control over and assume no responsibility for the content, privacy policies, or practices of any third‑party sites or services.
Changes to This Privacy Policy
We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date at the top.
Before a change becomes effective, we will also notify you via email and/or a prominent notice within the Service. Changes are effective immediately upon posting.
You are advised to review this Privacy Policy periodically for any changes.
Contact Us
Please note that sending feedback or bug reports to us is completely voluntary. If you are concerned about misuse of your personal data, or if you would like further information about our privacy practices, please email us at:
helic264@gmail.com
We will make every effort to provide clear and timely answers to your questions