# Double dummy problems

> Double dummy problems (iPhone/iPad app by 丽娜 夏.)

- Source: https://appshunter.io/ios/app/double-dummy-problems/id1013055806 (this page in markdown: same URL + `.md`)
- Developer: [丽娜 夏](https://appshunter.io/developer/1084968330)
- Category: Sports, Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 14.1 · 27 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2015-07-03
- Data updated: 2026-08-26
- User reviews in markdown: https://appshunter.io/ios/app/double-dummy-problems/id1013055806/reviews.md

## What is Double dummy problems?

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.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| You will pay to remove ads. | $1.99 | one-time |



## Version history (last 5 releases)

### 37.0 — 2026-01-07

Update for GoogleMobileAdsSdk.
更新GoogleMobileAdsSdk。

### 36.0 — 2025-01-22

Update for GoogleMobileAdsSdk.

### 35.0 — 2024-01-23

Some improves for admob performance.

### 33.0 — 2023-01-27

Some improves for admob performance.

### 32.0 — 2023-01-06

Update for GoogleMobileAdsSdk.

## Apps similar to Double dummy problems

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| --- | --- | --- | --- |
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## More apps by 丽娜 夏

- [BridgeFun](https://appshunter.io/ios/app/bridgefun/id687208490)
- [My Calendar&Note](https://appshunter.io/ios/app/my-calendar-and-note/id714854823)
- [My Daily Notes](https://appshunter.io/ios/app/my-daily-notes/id717196045)
- [Family Cashflows](https://appshunter.io/ios/app/family-cashflows/id721180255)
- [iMagicSquare](https://appshunter.io/ios/app/imagicsquare/id792626327)
- [BRIDGE CAL](https://appshunter.io/ios/app/bridge-cal/id803810478)

All apps by 丽娜 夏: https://appshunter.io/developer/1084968330

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*