Vsmart Calculator is a free-to-use utility app for Android developed by VinSmart. It offers a simple and user-friendly interface that makes it easy to perform basic calculations. The app also includes an extensive mode that supports geometric and analytic operations.

One of the key features of the Vsmart Calculator is its ability to easily delete calculations when you make a mistake. This feature can save you time and effort, especially when dealing with complex calculations. Another useful feature is the dark theme support, which makes it easier to use the app in low-light conditions.

The app also provides a history of your calculations, which you can easily review and use for future reference. Overall, the Vsmart Calculator is a handy tool that can be used for everyday calculations and more complex operations.