App2SD or USB-OTG (External storage can also be an internal storage)
This idea from storage shortage and backup.
You can copy Apps in your device through LetsGoApp to SD or USB.
Then you can move SD card or USB from this device to another device.
You can execute Apps in new device and don’t need to install again.

WebSite : http://letsgoapp.net

(App to SD or USB OTG)外部儲存裝置即是內部儲存裝置
LetsGoApp可將App的檔案和資訊移至SD or USB OTG，並在SD or OTG執行
當更換ANDROID設備時，仍可利用LetsGoApp執行該SD or OTG上的App，而不需重新安裝及下載。
LetsGoApp的目的是在解決內存空間不足及資料備份的問題。

App2SD or USB-OTG (External storage can also be an internal storage)
This idea from storage shortage and backup.
You can copy Apps in your device through LetsGoApp to SD or USB.
Then you can move SD card or USB from this device to another device.
You can execute Apps in new device and do not need to install again.

WebSite: http://letsgoapp.net

(App to SD or USB OTG) external storage device that is internal storage device
LetsGoApp can archive and info App is moved to SD or USB OTG and executed in SD or OTG
When replacing ANDROID device you can still use LetsGoApp execution App on the SD or OTG without the need to re-install and download.
LetsGoApp is aimed at solving the problem of insufficient memory space and data backup.