價格：免費
更新日期：2016-04-06
檔案大小：1.2M
目前版本：1.0
版本需求：Android 4.4 以上版本
官方網站：http://www.quattro-apps.com
Email：elquattro@hotmail.com
聯絡地址：10370 Richmond Ave Houston, Texas 77042
This replicates the awesome IBM application that TSA uses to direct people to the appropriate line. This app was developed for around $336,000 and an additional $1.1 million in training and hardware.
This app doesn't cost that much though. After all, it did take about 15 minutes.
Enjoy!