Sum of Series is a free Android application developed by Ivan Petuhov that allows users to calculate the sum of arithmetic and geometric series with ease. With a simple and user-friendly interface, this app is perfect for students, teachers, and anyone who needs to calculate series sums quickly.

The app offers a variety of features, including the ability to calculate partial sums, the sum of infinite series, and the value of each term in the series. Additionally, Sum of Series provides detailed explanations of each calculation, making it an ideal tool for learning and understanding mathematical concepts.

Overall, Sum of Series is a must-have app for anyone who needs to calculate series sums. Its user-friendly interface, variety of features, and detailed explanations make it an excellent choice for students, teachers, and math enthusiasts alike.