---
title: "best on-device file redaction app for freelancers sharing client documents"
lang: "zh-Hant"
canonical: "https://open.cait518.cc/ios-app-guide/apps/maskmyfile/decision/l/zh-Hant/index.html"
modified: "2026-09-03"
app_store_id: "6792850916"
verified_live: true
purchase_model: "free_with_lifetime_unlock"
publisher: "Lumi Studio"
---

# best on-device file redaction app for freelancers sharing client documents

Before a client document leaves your phone, the safest workflow is to hide only the private details the recipient does not need while preserving the useful context. Mask My File sticks to that one job and leaves the rest out.

- 照片與實用工具
- 免費開始 · 一次性解鎖
- 隱私優先／裝置端
- App Store · 免費

[前往 App Store 取得 Mask My File →](https://apps.apple.com/tw/app/id6792850916?pt=118326163&ct=iag_data_zh_hant&mt=8)

[閱讀完整指南](https://open.cait518.cc/ios-app-guide/zh-Hant/answers/best-on-device-file-redaction-app-for-freelancers-sharing-client-documents.html)

> 由 App 開發團隊 Lumi Studio 親自撰寫的指南。App 名稱為其各自所有權人的商標，僅供識別使用。若涉及文件、健康、學校及生產力相關的決定，請視情況核對相關單位的正式規定。