If you manage a library and need to count a lot of barcodes, this app can help you do it more efficiently.The main function:★Camera reading, manual input or reading barcodes with infrared scanning devices.☆The maximum number of data displayed can be adjusted, which is simple and clear at a glance.★When you enter a repeated barcode, you will be reminded immediately and a prompt sound will be issued.☆Adjust the type and number of input data to avoid reading wrong barcodes.★Search for information quickly, and can make corrections at any time.☆The data can be exported to the mobile phone storage space and uploaded to the Google cloud you specify.★Adjustable export and upload file types, support .csv and .txt formats.