截至2026年8月20日。APP不含广告、行为分析或崩溃分析SDK。增加或实质变更服务商前，我们会先更新本页面。
Microsoft Azure
- 用途：应用托管、数据库、日志、备份。
- 数据及地区：账号、云端健康、设备及服务数据；美国西部2区。
Azure OpenAI
- 用途：可选AI说明。
- 数据及地区：选定读数、背景及问题；美国东部2区；滥用监控副本最长30天。
Azure Communication Services
- 用途：验证及服务邮件。
- 数据及地区：邮箱及邮件元数据；美国。
Firebase Core 4.13.0
- 用途：Firebase基础配置。
- 数据：FCM所需安装及配置标识。
Firebase Cloud Messaging 16.5.0
- 用途：服务通知。
- 数据：推送令牌及不含敏感信息的载荷；Google处理。
Google登录 7.2.0
- 用途：可选Google登录。
- 数据：用户选择时的身份令牌、账号ID、邮箱及资料名称。
Apple登录 8.1.0（Apple Inc.）
- 用途：可选Apple登录（仅iOS）。
- 数据：身份令牌、账号标识、您选择共享的邮箱（可能为私密转发地址）；仅用于删号撤销的一次性授权码。
依赖透明说明
iOS依赖解析文件中可能出现GoogleAppMeasurement及Google Ads on-device conversion组件，它们属于firebase-ios-sdk依赖图的传递解析产物，未链接进APP二进制；Firebase分析与广告功能已显式关闭（IS_ANALYTICS_ENABLED=false；IS_ADS_ENABLED=false）。
服务商隐私信息
Microsoft隐私声明（https://privacy.microsoft.com/privacystatement）、Google隐私政策（https://policies.google.com/privacy）及Apple隐私政策（https://www.apple.com/legal/privacy/）。当前子处理商清单及数据传输条款请查看服务商官方合同文件。
Current as of August 20, 2026. The App contains no advertising, behavioral analytics or crash-analytics SDK. We update this page before adding or materially changing any provider.
Microsoft Azure
- Purpose: App hosting, PostgreSQL, logs, backups.
- Data and location: Account, cloud health, device and service data; West US 2.
Azure OpenAI
- Purpose: Optional AI explanations.
- Data and location: Selected readings, context and questions; East US 2; abuse-monitoring copy up to 30 days.
Azure Communication Services
- Purpose: Verification and service email.
- Data and location: Email address and message metadata; United States.
Firebase Core 4.13.0
- Purpose: Firebase configuration foundation.
- Data: Installation and configuration identifiers as used by FCM.
Firebase Cloud Messaging 16.5.0
- Purpose: Service notifications.
- Data: Push token and non-sensitive payload; Google processing.
Google Sign-In 7.2.0
- Purpose: Optional Google login.
- Data: Identity token, account ID, email and profile name when selected.
Sign in with Apple 8.1.0 (Apple Inc.)
- Purpose: Optional Apple login, iOS only.
- Data: Identity token, Apple account ID, email you choose to share (may be a private-relay address); one-time authorization code used only for account-deletion revocation.
Dependency transparency
iOS dependency-resolution files may list GoogleAppMeasurement and Google Ads on-device conversion components as transitive firebase-ios-sdk artifacts. Those components are not linked into the App binary, and Firebase analytics and ads features are explicitly disabled (IS_ANALYTICS_ENABLED=false; IS_ADS_ENABLED=false).
Provider privacy information
Microsoft Privacy Statement (https://privacy.microsoft.com/privacystatement), Google Privacy Policy (https://policies.google.com/privacy), and Apple Privacy Policy (https://www.apple.com/legal/privacy/). For current subprocessor lists and data-transfer terms, review the provider's official contract documentation.