Day VPN-proxy tool is a free Android application developed by Maryqing.co. It falls under the category of Utilities & Tools, and aims to provide a global VPN network to its users. The app boasts servers across America, Europe, and Asia, with plans to expand to more countries soon.

The app is simple to use, and most servers are free to access. Users can click on the flag and change servers as many times as they want. Although the app is free, it offers a stable and secure connection to its users. It is an excellent tool for those who need to access blocked websites or need to protect their online privacy. Overall, Day VPN-proxy tool is a great addition to the VPN market and is worth checking out.