有问题、发现 bug，或在使用 Pressure Control 时需要帮助？给我们留言，我们会尽快回复。
给我们发送消息，我们会在24–48小时内回复。
How do I sync with Apple Health?
Go to Settings → Health and grant the required permissions. Your data will sync automatically.
Is my health data stored on a server?
No. All your health data stays on your device and in your personal iCloud account. We do not collect or store health information.
How do I cancel my subscription?
Open the App Store → tap your profile → Subscriptions → Pressure Control → Cancel Subscription.
Can I use the app without an Apple Watch?
Yes. Apple Watch is optional. You can log readings manually or import them from Apple Health.