Brain-training sudoku. 300 levels that teach, plus an endless Hell Mode. · 会练脑的数独。
Need help, found a bug, or have a suggestion? Email us and we usually reply within a couple of days.
需要帮助、发现问题或有建议？发邮件给我们，通常一两天内回复。
The HarmonyOS edition is a free offline game. Progress is stored in the App's private
on-device storage; it currently has no Gentleflow account or cloud-sync service.
鸿蒙版为免费单机游戏。进度保存在应用本机私有存储中，目前不提供 Gentleflow 账号或云同步服务。
Open the App, go to Settings and tap "Restore Purchases", signed in with the same Apple ID you bought with.
打开应用，进入"设置"点击"恢复购买"，并使用当初购买的同一 Apple ID 登录。
iOS Settings › [your name] › Subscriptions › Ninefold. Deleting the App does not cancel a subscription.
iOS 设置 ›〔你的名字〕› 订阅 › Ninefold。删除应用不会取消订阅。
Yes, privately through your own iCloud account when iCloud is enabled.
会的，在启用 iCloud 时，通过你自己的 iCloud 账户私密同步。