在APKPure安全快速地下載APK
APKPure 使用簽章驗證功能，確保為您提供無病毒的 Smart Letterbox APK 下載。
關於Smart Letterbox
此應用程序通知多少個字母都投進信箱。
This application is made for the organizations which needs to notify how many letters are dropped into their letterbox. User gets notification whenever letters are dropped in to the particular letterbox. It also maintain the letterbox details for example how many letters are dropped into the letterbox, at what time letterbox has opened by the pick up boy. And also user can check the letterbox summary.
最新版本1.0的更新日誌
Last updated on 2018年05月18日
Minor bug fixes and improvements. Install or update to the newest version to check it out!
視頻和屏幕截圖
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