SkyPen vs penX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SkyPen
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SkyPen手写笔，结合APP信号调节，您可以在ipad上感受到真实的笔触，更好的解决断触，延迟等现象，实现书写的自然感受，为您提供更流畅灵敏的体验。开机搜索连接蓝牙后，可切换到功能设置界面，实现20多个快捷设置功能（包括电源键开关机，加减音量，播放上下曲，拍照，快速截屏，智能关机）等功能，给您带来更高效的进行记录，学习和使用
penX
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PenX手写笔，结合APP信号调节，您可以在ipad上感受到真实的笔触，更好的解决断触，延迟等现象，实现书写的自然感受，为您提供更流畅灵敏的体验。开机搜索连接蓝牙后，可切换到功能设置界面，实现20多个快捷设置功能（包括电源键开关机，加减音量，播放上下曲，拍照，快速截屏，智能关机）等功能，给您带来更高效的进行记录，学习和使用
Screenshots
Verdict
SkyPen and penX are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
SkyPen ships an update every 2 months, penX every 6 weeks. Both last shipped on October 10, 2026.
| Parameter | SkyPen | penX |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 34 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | 招途 莫 | Shenzhen Xinyun Zhilian Technology Co., Ltd |
In-app purchases
SkyPen
No in-app purchases
penX
No in-app purchases
