CHAO Tech vs 小四爪
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CHAO Tech
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CHAO Tech主要为平台用户提供手机app的管理电子产品功能服务，例如蓝牙等可以连接一些音箱耳机的电子设备。
小四爪
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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。
Screenshots
Verdict
The clearest difference is price: CHAO Tech at Free against 小四爪's $3.99. On update cadence, ads, in-app purchases and device support 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
CHAO Tech is free to download; 小四爪 costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
CHAO Tech ships an update every 9 days, 小四爪 weekly. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.
| Parameter | CHAO Tech | 小四爪 |
|---|---|---|
| Price | Free — better | $3.99 |
| Positive reviews | — | 33.3% of reviews |
| Update frequency | Every 9 days | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 16 | 15.0 — better |
| Further details — not scored | ||
| Size | 131 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | 超驰 戚 | 北京米酒科技有限责任公司 |
In-app purchases
CHAO Tech
No in-app purchases
小四爪
No in-app purchases
