下载
其他项目
联系我们
条款和条件
隐私政策
指引
常见问题
Popular Questions/ FAQ's
About Quack
Profile/Account
Friend Request
Quack Features
Games and Payments
Star Tools
Stars & Subscriptions
Security & Privacy
Troubleshooting
Transparency
About Quack
What is Quack?
What is Circle?
Who are my “Friends”?
Who are my “Friends of Friends”?
How can I join Quack?
Where can I download Quack?
How does it work?
Are there any rules for using Quack?
Do I have to pay for Quack or is it free?
中文
中文 (简体)
English
Português
Español
© 2025 Quack Marketing Ltd