X-ONE Exchange 2018 is an Android application that provides currency exchange services with delivery. It is developed by Rungroj Wanichhanot and is free to use. The app falls under the Business & Productivity category and is compatible with Android 4.1 and above.

With X-ONE Exchange 2018, users can exchange currencies at the best rate and have them delivered to their doorstep. The app's delivery service is available in Bangkok, Thailand, where the company is headquartered. The exchange hours are from Monday to Friday, 9.00 AM to 6.00 PM, and Saturday and Public Holidays from 10.00 AM to 5.00 PM.

X-ONE Exchange 2018's contact details are available on their website and Facebook page. Users can also contact the call center for any inquiries. However, the app does not offer any feedback or suggestion options.

Overall, X-ONE Exchange 2018 is a convenient and reliable app for those who need currency exchange services with delivery in Bangkok, Thailand.