Splice+ is a smartphone application that works in cooperation with Fujikura's devices for optical fiber splicing work which have Bluetooth capability*. The app provides functions to edit settings of the devices, a function to update firmware, tutorials of the devices, automatically upload splice result data to Google Drive on the cloud, and so on. When the app starts, the app shows the list of the devices available to be connected or the devices that were connected once. +There are rectangula