Geometry and Trigonometry is a free Android app developed by Pranjal that provides a wide range of basic trigonometry and geometry formulas and calculations. This app is a comprehensive calculator that supports various calculations such as volume, area, trigonometric tables, logarithms, and square roots.

The app supports calculations for finding the volume of shapes such as cylinders, hollow cylinders, cones, truncated cones, cubes, pyramids, prisms, spheres, ellipsoids, and spherical slices. It also has a feature for finding the area of shapes such as triangles, equilateral triangles, squares, rectangles, parallelograms, circles, trapezoids, ellipses, pentagons, hexagons, octagons, heptagons, rings, and circle sectors.

In addition, the app provides a trigonometric table that shows the values of sin, cos, and tan in both degrees and radians. It also has a feature for finding the logarithmic value from base 1 to 10 and calculating the square root of a provided value.

Overall, Geometry and Trigonometry is a useful app for students, teachers, and professionals who need to perform basic geometry and trigonometry calculations on the go.