小四爪
Not in any tracked top chart right now.
Updated 24 Oct 2026 · rankings refresh through the day
Developer北京米酒科技有限责任公司
CategoryUtilities
Price28.00 CNY
Released
Rating★ 3.0 (7)
Version1.4.0
Age rating4+
First seen by us
8 Oct 2026
8 Oct 2026Installs (est.)500+ worldwide
Rating
3.0 ★
7 ratings
Measured
小四爪 on the App Store
App details
App ID
6760377718
Publisher
Beijing Rice Wine Technology Co., Ltd.
On the store since
Apr 2026
Under a year
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
26 MB
Also listed in
Productivity
小四爪 downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where 小四爪's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
3.0 ★
7 ratings
Measured
Ratings
7
Measured
About 小四爪
小四爪（Upstra）是一款专为骑行与运动爱好者打造的 Strava 数据同步助手。我们致力于解决运动数据在不同平台间流转的难题，助您轻松管理每一份运动档案。
【核心功能】
FIT 文件一键上传 支持标准 .fit 格式运动文件上传。无论是码表导出的文件，还是其他运动 App 生成的记录，均可轻松上传至 Strava 进行专业分析。
便捷系统分享 深度集成系统分享功能。您直接可以在微信、QQ 或文件管理器中选中 .fit 文件，通过分享给“小四爪”即可快速完成上传，流畅顺滑。
实验性功能：自动同步顽鹿运动的数据。
【核心功能】
FIT 文件一键上传 支持标准 .fit 格式运动文件上传。无论是码表导出的文件，还是其他运动 App 生成的记录，均可轻松上传至 Strava 进行专业分析。
便捷系统分享 深度集成系统分享功能。您直接可以在微信、QQ 或文件管理器中选中 .fit 文件，通过分享给“小四爪”即可快速完成上传，流畅顺滑。
实验性功能：自动同步顽鹿运动的数据。
Latest updates
1.4.0
优化网络连接
1.3.2
修复上传成功但显示失败的问题
1.3.1
优化网络通道
