Welcome to 64tool.com! We understand the importance of your personal information and will do our best to protect its security. This privacy policy explains how we collect, use, store, and protect your personal information when you use 64tool.com services, and the rights you have.
Please read and fully understand this privacy policy before using our services. If you have any questions or feedback about this privacy policy, please contact us via: [Questions and Feedback]
We reserve the right to update this privacy policy from time to time. In case of significant changes, we will post update notices in a prominent position on the page. By continuing to use our services, you agree to accept the revised privacy policy.

To provide services to you and continuously optimize the user experience, we only collect the following information within the necessary scope:

1. 您主动提供的信息
• Account registration information: When you create a 64tool.com account, we collect your username, avatar, and other basic information.
• Feedback and inquiries: When you contact us through customer service channels, we may collect your contact information and communication records.

2. 服务过程中自动收集的信息
• Device and log information: Including IP address, access time, browser type, operating system, and other log data.
• Usage statistics: To optimize services, we collect anonymized data such as file processing volume, error rates, and file sizes.

3. 特别说明
• We do not extract, read, or store any file content, metadata, or other related information from your uploaded files.
• Most tools use client-side local processing mode, where files are not uploaded to the server (see page instructions for details).

We promise to use your personal information only for the following purposes:
• Providing, maintaining, and improving our services
• Processing your requests and transactions
• Preventing fraud and abuse, ensuring service security
• Conducting data analysis and research to optimize user experience
• Sending service notifications and technical updates
We will not use your personal information for any marketing activities, nor will we sell or rent your personal information to third parties.

We attach great importance to your file security and make the following commitments regarding file processing:

1. 处理原则
• We will not view, read, or analyze the content and metadata of your uploaded files
• All file processing is done by automated systems without human intervention
• We do not save any copies of your files

2. 存储期限
• Files requiring server processing will be temporarily stored on our servers
• Files will be automatically and permanently deleted within 3 hours after processing is complete, and cannot be recovered
• Files processed locally on the client side are not uploaded to the server

3. 技术保障
• Uses encrypted transmission technology (SSL/TLS) to protect file transmission security
• Servers are deployed in China, meeting national data security standards

We promise to keep your information strictly confidential and will only share or disclose it under the following circumstances:
• With your explicit authorization and consent
• As required by laws and regulations or mandatory provisions of government authorities
• To maintain public interest and protect the legitimate rights of 64tool.com and its users
We will not sell, rent, or provide your files, account information, or other personal data to third parties in any other form.
If you actively share file download links with others, please note that the information dissemination risk arising from this is borne by you.

Files are deleted no later than 3 hours later. We will retain your personal data until our service provision is complete.
Files will be immediately deleted from our servers 3 hours after processing is complete and this is irreversible.

We adopt industry-leading technical and management measures to protect your data security:
• Transmission encryption: All data transmission uses SSL/TLS encryption protocols
• Access control: Strictly limit employee access permissions, only authorized personnel can access necessary data
• Security training: All employees regularly receive data security and privacy protection training
• Third-party management: Sign strict data processing agreements with partners
• Infrastructure: Servers deployed in high-security data centers in China
• Continuous improvement: Security technical measures are continuously updated and upgraded with technological development
Although we have taken reasonable security measures, please note that internet transmission cannot be 100% absolutely secure.

To provide a complete service experience, we use cookies and similar technologies:
• Purpose: Maintain login status, remember user preferences, analyze usage
• Management: You can refuse or manage cookies through browser settings, but this may affect the use of some features
• We do not use cookies to collect personally identifiable information
It is recommended to keep cookies to ensure normal service operation.

According to relevant laws and regulations, you have the following rights:
• Right of access: You have the right to access the personal information we hold about you
• Right to correction: You have the right to request correction of inaccurate personal information
• Right to deletion: In certain circumstances, you have the right to request deletion of your personal information
• Right to withdraw consent: You have the right to withdraw previously given consent at any time
• Right to account deletion: You have the right to delete your 64tool.com account
To exercise the above rights, please contact us via [Questions and Feedback]. We will respond to your request within 15 business days.

We attach great importance to the protection of minors' personal information:
• Our services are primarily for adults. Minors under 14 should use them under the guidance of a guardian
• If you are the guardian of a minor and find that we have improperly collected minor's information, please contact us immediately
• We will take all reasonable measures to protect the personal information security of minors

• This policy applies to all services provided by 64tool.com
• We may revise this policy from time to time. The revised policy will be published on this page
• If revisions significantly affect user rights, we will provide prominent notices via website announcements
• Please review this policy periodically to understand the latest privacy protection measures