
Graphics & Design
Ghost Canvas – Trace & Draw
Ghost Canvas 在相机画面上叠加参考图,帮助对照纸面描画,并可用 AR 或透视角点定位。
适合练习参考描画的人
调整透明度、轮廓和网格,记录过程延时并跨设备保存项目。
Keep in mind: 是屏幕叠图而非真正把光投到纸上的投影仪;AR 可能漂移,需固定设备并核对对齐。
Inside the app
Official product imagesWhat you can do
- 参考图变换和透明度
- 轮廓、网格、AR 与角点定位
- 延时记录和 iCloud 项目同步
Good for
- 愿意边看屏幕边练习线条的人
Consider alternatives for
- 需要实体投影或精密测量定位的人
Limitations & considerations
- Captured minimum: iOS 18.0.
- 是屏幕叠图而非真正把光投到纸上的投影仪;AR 可能漂移,需固定设备并核对对齐。
Privacy & permissions
项目通过个人 iCloud 同步;相机、参考照片和延时录像可能含环境及他人信息,分享前检查。
Sources & review notes Updated Nov 15, 2026
Reviewed by iApp4Me Editorial Team. Recommendations use the linked documentation and attributed accounts; device observations are identified separately.
- US App Store developer description
Complete description, release notes, download price and compatibility metadata captured 2026-11-02.




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