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Subscription Sentinel — Privacy Policy

Effective date: 17 July 2026

Subscription Sentinel is built to be private by design. We do not collect, transmit, sell, or share your personal information. Everything you put into the app stays on your own devices and in your personal iCloud.

Who we are

Subscription Sentinel (“the app”) is an independent iOS app developed by Li Yidong (“we”, “us”). This policy explains how the app handles information.

What we collect

Nothing that leaves your device. The app has no account, no login, and no server of ours. The subscription details you enter — names, prices, billing dates, notes — are stored locally on your device using Apple’s on-device database, and are never sent to us or to any third party.

iCloud sync

If you are signed in to iCloud and have iCloud enabled for the app, your subscription data syncs across your own Apple devices through your private iCloud account. This data is stored in Apple’s iCloud under your control; we cannot see or access it. Apple’s handling of iCloud data is governed by Apple’s Privacy Policy.

On-device recognition (scanning bills)

When you import a subscription by scanning a bill or screenshot, the image is analyzed entirely on your device using Apple’s on-device text recognition and, where available, Apple Intelligence (the on-device language model). Images and their contents are processed locally and are not uploaded to us or to any server.

Notifications

Charge reminders are scheduled and delivered locally by your device. We do not operate a push server and receive no information when a reminder fires.

No tracking or analytics

The app contains no third-party analytics, advertising, or tracking SDKs. We do not build a profile of you, and we do not use identifiers to track you across apps or websites.

No bank or account linking

The app never asks for and never connects to your bank, credit card, or email accounts. You enter subscriptions yourself; the app does not read your financial accounts.

Purchases

The one-time purchase to unlock the app is processed by Apple through the App Store. We do not receive or store your payment details. Purchase validation is handled by Apple’s StoreKit on your device.

Data retention and deletion

Your data lives on your device (and your iCloud) for as long as you keep it. You can delete any subscription in the app at any time, and deleting the app removes its local data from that device. To remove synced data, delete the app’s data from your iCloud settings.

Children

The app is not directed to children and does not knowingly collect any information from anyone, including children.

Changes to this policy

If this policy changes, we will update this page and revise the effective date above.

Contact

Questions about privacy? Email yidong289@gmail.com.


订阅哨兵 · 隐私政策

生效日期:2026 年 7 月 17 日

订阅哨兵在设计上即以隐私为先。我们不收集、不传输、不出售、不共享你的个人信息。 你在 App 中录入的一切,只保存在你自己的设备与个人 iCloud 中。

关于我们

订阅哨兵(下称"本 App")是由独立开发者李奕东(下称"我们")开发的 iOS 应用。本政策说明本 App 如何处理信息。

我们收集什么

不收集任何离开你设备的信息。本 App 没有账号、无需登录,我们也不运营任何 服务器。你录入的订阅信息——名称、价格、扣费日期、备注——使用 Apple 的端侧数据库保存在你的 设备本地,绝不会发送给我们或任何第三方。

iCloud 同步

若你已登录 iCloud 并为本 App 开启了 iCloud,你的订阅数据会通过你的私人 iCloud 账户在你 自己的 Apple 设备间同步。这些数据存放在受你掌控的 Apple iCloud 中,我们无法查看或访问。 Apple 对 iCloud 数据的处理遵循 Apple 隐私政策

端侧识别(扫描账单)

当你通过扫描账单或截图导入订阅时,图片完全在你的设备上被分析——使用 Apple 的 端侧文字识别,并在可用时调用 Apple Intelligence(端侧大模型)。图片及其内容仅在本地处理, 不会上传给我们或任何服务器。

通知

扣费提醒由你的设备在本地排程并送达。我们不运营推送服务器,提醒触发时我们不会收到任何信息。

无追踪、无分析

本 App 不含任何第三方分析、广告或追踪 SDK。我们不会为你建立画像,也不会使用标识符跨 App 或 网站追踪你。

不连接银行或账户

本 App 从不索取、也从不连接你的银行、信用卡或邮箱账户。订阅由你自己录入,本 App 不会读取你的 财务账户。

购买

解锁本 App 的一次性买断由 Apple 通过 App Store 处理。我们不会收到或存储你的支付信息;购买 校验由你设备上的 Apple StoreKit 完成。

数据保留与删除

你的数据只要你保留,就一直存于你的设备(及 iCloud)中。你可随时在 App 内删除任意订阅;删除 本 App 会移除该设备上的本地数据。若要移除已同步的数据,请在 iCloud 设置中删除本 App 的数据。

儿童

本 App 并非面向儿童,也不会在知情的情况下收集包括儿童在内的任何人的信息。

政策变更

若本政策有变更,我们会更新本页面并修订上方的生效日期。

联系我们

有隐私方面的疑问?请发邮件至 yidong289@gmail.com