KeepSwinging vs 跑鸭·RunYay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeepSwinging
This app analyzes your Apple Watch sensor data using machine learning to provide detailed badminton shot metrics and swing analysis. Earn 3D badges, visualize progress with charts, and securely store your data in iCloud.
- Real-time badminton score tracking
- Apple Watch sensor analysis
- Machine learning shot metrics
- Maximum racket speed calculation
- Swing count analysis
- 3D motivational badges
- Progress chart analysis
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KeepSwinging App is a high-quality and highly accurate badminton tracking app. By analyzing sensor data from your Apple Watch, combined with machine learning technology, it provides detailed analysis and recording of various metrics, including overhead, underhand, forehand, backhand shots, maximum racket speed, and swing counts. In addition to accurate metrics, we offer a wide range of beautifully designed 3D badges to boost your motivation for completing workouts. We also provide comprehensive chart analysis features, allowing you to visualize your progress. We take your data security very seriously. The app's heart rate and calorie data come from the system's Fitness app, while other data are saved to your iCloud account. Subscriptions and Payments: - Flexible options for 1-month or 1-year subscriptions. - Auto-renewal for easy management, with the option to cancel anytime. - Payment will be charged to your iTunes account upon confirmation of purchase. Subscriptions will automatically renew, and your iTunes account will be charged within 24 hours prior to the end of the current period. You can cancel your subscription in the system settings under [Settings] -> [iTunes Store & App Store] -> [Apple ID]. Terms and Privacy: - Terms of Use: https://telamifly-studio.super.site/keepswinging/privacy-policy - Privacy Policy: https://telamifly-studio.super.site/keepswinging/pro-membership-subscription-agreement
跑鸭·RunYay
This app offers a clean interface for tracking and analyzing your runs. It allows you to create training plans, view detailed statistics like heatmaps and performance analysis, and discover official races to join.
- Clean and intuitive interface
- Customizable training plans
- Detailed run statistics and analysis
- Heatmap and trajectory visualization
- Official race discovery and registration
- Calendar view of running history
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跑鸭,一款看着简单,点开后"哇塞怎么这么能打"的跑步 App。 界面干净到让人心情变好,数据丰富到让你怀疑它是不是偷 偷上过跑步博士班。 想让 AI 真正读懂你的跑步?跑鸭支持 MCP,把 Claude、ChatGPT 直接接到你的跑步数据上—— 分段配速、心率、步频、功率一项不落,帮你深度复盘"前快 后慢"的老毛病。 这种分段级分析,连佳明、高驰官方都还没做到,跑鸭拿捏 得死死的。 想训练?内置多套丹尼尔斯全马、半马训练课表,也让 AI 按你的 VDOT 和最近状态量身定计划,一键推到手表 (佳明 / 高驰 / Apple Watch 全支持),明天该跑什么,手表上清清楚楚。 想看数据?热力图、轨迹墙、跑力分析、年历月历周历统计 ,一个比一个好看。 想晒一晒?荣誉证书、跑步小票、检验报告单、登机牌、动 感海报…… 五花八门的个性化模板,把一次跑步玩出花来,还能自动认 出你的 PB,朋友圈点赞收到手软。 想比赛?官方赛事随便挑,一键加入"我的赛事",跑前不慌 乱。 跑鸭,小小体积,大大野心。跑一回你就知道它多"上头"。 想和鸭鸭聊天? 来公众号 跑鸭RunYay 或小红书 跑鸭 找我们玩!
Screenshots
Verdict
The clearest difference is in-app purchases: 跑鸭·RunYay at none against KeepSwinging's 5. 跑鸭·RunYay also leads on ratings volume (41 vs 2) and update cadence (every 10 days vs monthly). KeepSwinging's advantage is device support (3 vs 1). On price, rating, ads 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. KeepSwinging sells 5 in-app purchases, starting at $2.99 per month. 跑鸭·RunYay asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for KeepSwinging against 4.9 for 跑鸭·RunYay. That said, the two scores are not equally well evidenced: 跑鸭·RunYay has 41 ratings behind it against 2, so its average is the more settled of the two.
KeepSwinging ships an update monthly, 跑鸭·RunYay every 10 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | KeepSwinging | 跑鸭·RunYay |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.9 (41 ratings) |
| Positive reviews | — | 95.2% of reviews |
| Number of ratings | 2 | 41 — better |
| Update frequency | Monthly | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 162 MB | 104 MB |
| Age rating | 4+ | 17+ |
| Developer | 宏超 朱 | Chengdu Hodoya Technology Co., Ltd. |
Customer experience
KeepSwinging
跑鸭·RunYay
In-app purchases
KeepSwinging
- Pro 1 Month$2.991 Month
- Pro 1 Year7 Days trial$12.991 Year
- Pro 1 Year Plus7 Days trial$14.991 Year
- Lifetime$19.99
- Lifetime-Plus$29.99
跑鸭·RunYay
No in-app purchases








