Need help with DokuDuel?

DokuDuel is a Sudoku game for solo play and nearby WiFi room battles. This page explains how to get support, report issues, and troubleshoot common setup questions.

Contact support

Email: xtliyulei@gmail.com

Please include your device model, iOS version, DokuDuel version, and a short description of what happened.

Common questions

• Solo mode: Choose a difficulty and solve the puzzle at your own pace.
• WiFi rooms: Devices need to be nearby and on the same local network. Allow Local Network permission when iOS asks.
• Joining rooms: If a room does not appear, keep both devices awake, reconnect to WiFi, and try hosting again.
• No account required: DokuDuel does not require registration or a login to play.

Privacy

DokuDuel does not collect personal data. Local network access is used only to create and join nearby multiplayer Sudoku rooms.