Official support
How can we help?
RepDay is independently designed and developed by Linhua Zhou. For questions, suggestions, or bug reports, email the address that works best for you.
International users
Support and feedback in English.
zhoulinhua0@gmail.com中国用户
如果你有建议、使用问题或发现 Bug，欢迎直接发邮件联系。
lincolnzlh@163.comPlease include your iPhone model, iOS version, RepDay version, and a short description of what happened. Screenshots are helpful when available.
Before contacting support
Calendar and notification access are optional. You can review or change these permissions in the iPhone Settings app under Apps → RepDay. RepDay has no account system and cannot recover workout data removed from your device.