We're here to help you get the most out of SubZero.
For bug reports, feature requests, or any questions:
Email: zhengxuancheng@outlook.com
We typically respond within 48 hours.
Tap the + button on the main screen. You can choose from 100+ service presets or add a custom subscription manually.
If iCloud is enabled on your device, SubZero automatically syncs your data across all your Apple devices. No setup needed.
The free version tracks up to 8 subscriptions. SubZero Pro (one-time purchase, no subscription) unlocks unlimited subscriptions, full insights with charts, renewal calendar, CSV export, and biometric lock.
When adding or editing a subscription, set the Status to "Trial" and enter the trial end date. SubZero will send you a notification before the trial expires.
Yes! In the Sharing section when adding a subscription, set how many people share it. SubZero will calculate the per-person cost automatically.
Say "Hey Siri, what's my total spending in SubZero?" or "What renews this week in SubZero?" Siri Shortcuts are set up automatically.
Go to Settings > Cancellation Guides for step-by-step instructions for popular services like Netflix, Spotify, YouTube Premium, and more.
Absolutely. All data stays on your device and in your personal iCloud account. We don't have servers, don't collect data, and don't use any analytics or tracking. See our Privacy Policy for details.
Go to Settings and tap "Restore Purchases". Your Pro status will be restored if you've previously purchased it with the same Apple ID.
SubZero currently supports English, Traditional Chinese, and Simplified Chinese. More languages may be added in future updates.