Bar Diagrams by iMathics is a free iPhone application under the Business & Productivity category. It allows users to easily create bar charts and line charts with intuitive controls. The app offers a new print function that enables direct printing of the charts from iPhone or iPad. Users can modify and adapt the charts effortlessly to find the best representation for their specific needs.

The app includes a free version for creating bar and line charts, with the option to purchase a print function for direct printing. Users can utilize a table editor to input chart data and instantly view the resulting chart. Additionally, they can add or delete rows and columns, choose chart colors freely, and navigate through presentations with forward and backward buttons.