❓ 常见问题
如何在灵动岛上答题？
开始学习后，题目会自动显示在灵动岛上。长按灵动岛展开后即可直接作答，支持选择题和卡片翻转两种模式。
AI 出题功能怎么用？
进入「AI 出题」页面，输入你想学习的主题（如"托福词汇"、"日本历史"），AI 会自动生成一套题目。
间隔重复是怎么工作的？
Snapy 使用 SM-2 算法，根据你对每道题的掌握程度自动安排复习时间。记得越好，下次复习间隔越长（从 5 分钟到 60 天不等）。
如何恢复购买？
进入「设置 > 订阅管理」，点击「恢复购买」即可。请确保使用的是购买时的同一个 Apple ID。
如何取消订阅？
打开 iPhone「设置 > Apple ID > 订阅」，找到 Snapy 并取消即可。取消后当前订阅期内仍可使用 Premium 功能。
数据会同步到其他设备吗？
是的，Snapy 支持 iCloud 云端同步。确保在所有设备上登录同一个 Apple ID 并开启 iCloud，学习进度会自动同步。
支持哪些语言？
Snapy 界面支持 19 种语言，TTS 朗读支持 15+ 种语言（含多种口音），AI 出题支持中文、英文、日文、韩文等多种语言。
📋 订阅说明
Snapy 提供免费基础功能。订阅 Premium 可解锁无限 AI 出题、高级云同步等功能。
• 确认购买后将从 Apple ID 账户扣款
• 订阅到期前 24 小时自动续订
• 可随时在 iPhone「设置 > Apple ID > 订阅」中管理或取消
• 取消续订后，当前订阅期内仍可继续使用 Premium 功能
❓ FAQ
How do I study on Dynamic Island?
Once you start a study session, questions appear on the Dynamic Island automatically. Long-press to expand and answer directly. Supports both quiz and flashcard modes.
How does AI quiz generation work?
Go to "AI Quiz" and enter any topic (e.g. "TOEFL vocabulary", "World History"). The AI will generate a complete quiz pack for you.
How does spaced repetition work?
Snapy uses the SM-2 algorithm to schedule reviews based on how well you know each item. The better you recall, the longer the interval before the next review (from 5 minutes up to 60 days).
How do I restore my purchase?
Go to Settings > Subscription and tap "Restore Purchase". Make sure you're signed in with the same Apple ID used for the original purchase.
How do I cancel my subscription?
Open iPhone Settings > Apple ID > Subscriptions, find Snapy, and cancel. You'll continue to have Premium access until the end of the current billing period.
Does my data sync across devices?
Yes! Snapy supports iCloud sync. Make sure you're signed in with the same Apple ID on all devices with iCloud enabled, and your progress will sync automatically.
What languages are supported?
The Snapy interface is localized in 19 languages. TTS supports 15+ languages with multiple accents. AI quiz generation supports Chinese, English, Japanese, Korean, and many more.
📋 Subscription Info
Snapy offers free basic features. Subscribe to Premium to unlock unlimited AI quiz generation, advanced cloud sync, and more.
• Payment is charged to your Apple ID account upon confirmation
• Subscriptions auto-renew 24 hours before the current period ends
• Manage or cancel anytime in iPhone Settings > Apple ID > Subscriptions
• After cancellation, Premium features remain available until the end of the current period