《爆破安全计算器隐私政策/Blast Safety Calculator Privacy Policy》

最后更新日期： 2025年11月13日

1. 应用概述

爆破安全计算器（以下简称”本应用”）是一款专业的工程计算工具，主要用于爆破安全距离的计算。本应用严格遵守相关法律法规，致力于保护用户的隐私安全。

2. 信息收集与使用

2.1 我们收集的信息

不收集个人信息：本应用不收集、不存储、不上传任何个人身份信息
本地计算数据：所有输入的计算参数（如炸药量、地质系数等）仅在设备本地进行处理
应用使用数据：通过苹果的匿名分析工具收集基本的使用统计，这些数据无法识别个人身份

2.2 信息使用方式

所有计算在设备本地完成，数据不会发送到任何服务器
计算结果仅用于显示目的，不会永久存储
应用设置偏好（如语言选择）仅保存在设备本地

3. 数据存储

3.1 本地存储

用户输入的计算参数仅在当前会话中临时保存
应用重启后，所有输入数据将被清空
无持久化数据存储机制

3.2 数据安全

所有数据处理均在设备沙盒环境中进行
无网络传输需求，确保数据不会泄露
遵循苹果iOS系统的安全标准

4. 第三方服务

本应用：

❌ 不包含广告
❌ 不集成第三方分析工具
❌ 不使用社交媒体分享功能
❌ 不要求用户注册或登录
✅ 完全独立运行，无需网络连接

5. 权限说明

本应用不需要任何特殊权限：

不访问相册
不访问摄像头
不访问位置信息
不访问通讯录
不要求麦克风权限

6. 儿童隐私

本应用适合所有年龄段的用户使用：

不面向特定年龄群体
不收集儿童相关信息
内容符合全年龄段使用标准

7. 数据共享与披露

我们承诺：

不与任何第三方共享用户数据
不向任何机构出售、交易用户信息
不在未经用户同意的情况下披露任何信息

8. 国际数据传输

由于本应用不收集用户数据，因此不存在国际数据传输问题。

9. 您的权利

您享有以下权利：

知情权：了解本隐私政策的全部内容
控制权：完全控制所有输入的数据
删除权：随时清除所有输入数据
退出权：随时停止使用本应用

10. 数据保留期限

会话数据：应用关闭时自动删除
设置偏好：长期保存在设备本地
无长期用户数据保留

11. 安全措施

我们采取以下安全措施：

利用iOS系统内置的安全机制
数据本地化处理，避免网络风险
定期更新应用，修复潜在安全问题

12. 政策更新

我们会不定期更新本隐私政策：

重大变更将通过应用更新说明告知用户
建议定期查看最新版本的隐私政策
继续使用应用视为接受更新后的政策

13. 法律责任

本应用：

遵循GB 6722-2014《爆破安全规程》技术标准
遵守《中华人民共和国网络安全法》
符合苹果App Store审核规范
尊重并保护用户合法权益

14. 免责声明

本应用提供的计算结果仅供参考
用户应结合实际情况和专业判断使用计算结果
开发者不对因使用本应用而产生的任何直接或间接损失负责

15. 联系我们

如果您对本隐私政策有任何疑问或建议，请通过以下方式联系我们：

开发者： Joe Fu
电子邮箱： i@rarhe.cn
更新日期： 2025年10月13日

重要提示： 本隐私政策仅适用于爆破安全计算器应用。使用本应用即表示您同意本隐私政策的条款。如果您不同意本政策的任何内容，请立即停止使用本应用。

Blast Safety Calculator Privacy Policy

Last Updated: Nov 13, 2025

1. App Overview

Blast Safety Calculator (hereinafter referred to as “the App”) is a professional engineering calculation tool primarily used for blast safety distance calculations. The App strictly complies with relevant laws and regulations and is committed to protecting users’ privacy and security.

2. Information Collection and Use

2.1 Information We Collect

No Personal Information Collection: The App does not collect, store, or upload any personal identification information
Local Calculation Data: All input calculation parameters (such as explosive quantity, geological coefficients, etc.) are processed locally on the device only
App Usage Data: Basic usage statistics collected through Apple’s anonymous analytics tools; this data cannot identify individuals

2.2 How Information is Used

All calculations are performed locally on the device; data is not sent to any servers
Calculation results are for display purposes only and are not permanently stored
App settings preferences (such as language selection) are saved locally on the device only

3. Data Storage

3.1 Local Storage

User-input calculation parameters are temporarily saved only during the current session
All input data is cleared when the app is restarted
No persistent data storage mechanism

3.2 Data Security

All data processing occurs within the device’s sandbox environment
No network transmission required, ensuring data cannot be leaked
Complies with Apple iOS system security standards

4. Third-Party Services

The App:

❌ Contains no advertisements
❌ Does not integrate third-party analytics tools
❌ Does not use social media sharing features
❌ Does not require user registration or login
✅ Runs completely independently, no internet connection required

5. Permissions Explanation

The App requires no special permissions:

No access to photo library
No access to camera
No access to location information
No access to contacts
No microphone permissions required

6. Children’s Privacy

The App is suitable for users of all ages:

Not targeted at specific age groups
Does not collect children’s information
Content complies with all-age usage standards

7. Data Sharing and Disclosure

We commit to:

Not sharing user data with any third parties
Not selling or trading user information with any organizations
Not disclosing any information without user consent

8. International Data Transfer

Since the App does not collect user data, there are no international data transfer issues.

9. Your Rights

You have the following rights:

Right to Know: Understand the complete content of this privacy policy
Right to Control: Complete control over all input data
Right to Delete: Clear all input data at any time
Right to Withdraw: Stop using the App at any time

10. Data Retention Period

Session data: Automatically deleted when the app is closed
Settings preferences: Permanently saved locally on the device
No long-term user data retention

11. Security Measures

We implement the following security measures:

Utilize iOS system’s built-in security mechanisms
Local data processing to avoid network risks
Regular app updates to fix potential security issues

12. Policy Updates

We may update this privacy policy periodically:

Significant changes will be notified through app update descriptions
Users are advised to regularly check the latest version of the privacy policy
Continued use of the App constitutes acceptance of the updated policy

13. Legal Compliance

The App:

Follows GB 6722-2014 “Blasting Safety Regulations” technical standards
Complies with the “Cybersecurity Law of the People’s Republic of China”
Meets Apple App Store review guidelines
Respects and protects users’ legitimate rights and interests

14. Disclaimer

Calculation results provided by the App are for reference only
Users should use calculation results in combination with actual conditions and professional judgment
The developer is not responsible for any direct or indirect losses resulting from the use of the App

15. Contact Us

If you have any questions or suggestions about this privacy policy, please contact us through:

Developer: Joe Fu
Email: i@rarhe.cn
Update Date: Nov 13, 2025

Important Notice: This privacy policy applies only to the Blast Safety Calculator App. By using this App, you agree to the terms of this privacy policy. If you disagree with any content of this policy, please stop using the App immediately.