Privacy Policy - Local Offline Universal Format Converter
Effective Date: April 28, 2024
Last Updated: April 28, 2024
📢 Important Notice: This software is a desktop application that runs completely offline. All file processing and format conversion operations are completed on your local computer, and no files or data will be uploaded to any server.
1. Introduction
Zhengzhou Ranyou Trading Co., Ltd. (hereinafter referred to as "we") fully understands the importance of personal information to you and is committed to protecting your privacy. This policy explains how the "Local Offline Universal Format Converter" software (hereinafter referred to as "this software") collects, uses, stores and protects relevant information.
2. Information We Collect
Based on the offline nature of the software, we collect information in accordance with the principle of minimum necessity:
1. Information We Collect
A. Account-related information (only when using the activation function):
Activation code (used to verify software authorization)
Machine identification code (used to bind device authorization)
B. Software operation information:
Device information: OS version, system language, screen resolution
Software usage: Function usage frequency, error logs (used to improve software stability)
Performance data: CPU usage, memory usage, conversion time (collected anonymously)
2. Information We Never Collect
This software promises to never collect the following information:
❌ Content of the files you convert (videos, audios, images, documents, etc.)
❌ Names and paths of your personal files
❌ Your personal identification information (name, ID number, phone number, etc.)
❌ Your web browsing history or other private data
3. Local Storage of Information
This software only stores the following information on your local computer:
Configuration files: Software settings, interface preferences, etc.
Temporary files: Temporary cache files during conversion, automatically deleted after conversion is completed
Activation information: Software activation status and device binding information (only when you purchase the professional version)
4. Offline Processing Principles
Core Principle: All format conversion operations are completed locally on your computer without needing to connect to the Internet.
1. Conversion Process:
Files you select are only processed in local memory
Conversion engine is fully built-in and does not rely on cloud services
Temporary files are stored in the system temporary directory and automatically cleaned when exiting the software
2. Network Usage:
Activation verification: Connect to our verification server only once when activating the professional version
Update check: Optional function, connects when checking for new versions (can be disabled)
Feedback submission: Sends anonymous error reports only when you actively submit feedback
5. Information Protection Measures
We use the following technical and management measures to protect your information:
Local encrypted storage: Configuration files are encrypted with AES-256
Memory isolation: Conversion process is performed in an independent memory space
Automatic cleaning: Temporary files are deleted immediately after use
Minimum permission: The software only applies for necessary system permissions
6. Sharing and Disclosure of Information
We will not sell, trade or otherwise transfer your personal information. We may share information only in the following cases:
With your explicit consent: We may share specific information with your explicit consent
To fulfill legal obligations: In accordance with laws and regulations, litigation or mandatory requirements of government authorities
7. Your Rights
You have the following rights regarding your information:
Right to know: Know how we process your information
Right to delete: Uninstalling the software deletes all locally stored data
Right to withdraw consent: Turn off data collection functions in settings
Right to complain: Complain or consult us about privacy issues
8. Protection of Minors
We attach great importance to the protection of minors' personal information. This software is not intended for minors under the age of 16. If you are a guardian of a minor, please pay attention to and ensure that the minor uses this software properly.
9. Policy Updates
We may revise this policy from time to time. After the update, we will notify you through the following methods:
In-app announcements
Publication on official website
Update log instructions
10. Contact Us
If you have any questions, comments or complaints about this policy, please contact us through the following methods:
Privacy Officer Email: tangmingjie687@gmail.com
Contact Phone: 15311588223 (Working hours: 9:00-18:00 on weekdays)
Company Address: Room 4130, 4th Floor, Building 1, Wanmeng E-commerce Park, No.7 Wenxing Road, Guancheng Hui District, Zhengzhou City, Henan Province
Response Time: We will reply within 15 working days after receiving your question