Double dummy problems vs e乐趣
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Double dummy problems
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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.
e乐趣
This platform is designed for card game enthusiasts, offering a comprehensive tool for both participating in and organizing competitive events. It features intelligent algorithms and innovative tournament formats to ensure fair play and a professional experience for all users.
- Intelligent tournament creation
- Automated event scheduling
- Cross-platform real-time competition
- Easy participation for players
- Zero-barrier event organization
- Fair play algorithms
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e-乐趣是一款赛事工具平台,以电子竞技为发展方向,致力于打造融合竞技与娱乐的多元化电竞平台。 专为掼蛋爱好者设计的智能化赛事平台,集“参赛+办赛”功能于一体,开启全民电竞新时代!创新融合复式赛制、智能算法,保障赛事专业性与公正性; 首创“赛区赛馆”系统,提供赛事创建、发布、编排、开赛全流程工具,支持个人或机构零门槛举办线上赛事。从智能报名签到、自动化赛事编排到跨端实时竞技,实现组织者“轻运营”、选手“一键参赛”的极致便捷体验。
Screenshots
Verdict
The clearest difference is in-app purchases: e乐趣 at none against Double dummy problems's 1. e乐趣 also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Double dummy problems sells 1 one-off in-app purchase. e乐趣 asks for nothing beyond the download.
Double dummy problems ships an update every 3 weeks, e乐趣 every 11 days. The most recent releases landed on September 9, 2026 and September 22, 2026 respectively.
| Parameter | Double dummy problems | e乐趣 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 3 weeks | Every 11 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 108 MB |
| Age rating | 4+ | 17+ |
| Developer | 丽娜 夏 | 海南易趣文化传播有限公司 |
In-app purchases
Double dummy problems
- You will pay to remove ads.$1.99
e乐趣
No in-app purchases









