Free
In-App PurchasesWith Ads
About
To provide hundreds of double dummy bridge problems for you to solve. The app gives one solution, it is not the only one, you can work out your own solutions and save them.
What's New in Double dummy problems
37.0
January 7, 2026
Update for GoogleMobileAdsSdk. 更新GoogleMobileAdsSdk。
1
In-App Purchases
$1.99
You will pay to remove ads.
App will remove ads after purchased.
