Calisto is a two column list calculator app with many use cases. Be that keeping track of your monthly expenses or creating an invoice for your orders.

Calisto is perfect for people who don't know or don't want to bother with complex spreadsheet formulas for simple calculation. The app provides predefined "Action" rows like Sum, Subtract, Percent, Multiplication, and Division. Just select the rows you want, the action to be performed on, and the app will do the rest for you. It is really that easy.

The app features:
- Formula-less calculation thanks to Action rows
- Spreadsheet like realtime calculation
- Connect Action rows with each other to create complex calculation
- Export the list to PDF: Create a quick invoice or share your monthly budget with friends
- Export the list as JSON file.
- Clone an existing list structure: use a list as template (PRO)
- Option to show row number
- Data rows with description
- Drag and drop rows for easier organization
- Spacer and Header rows to customize your own layout
- Custom app icons (PRO) and many more.

The app is easy to use and the free version is very generously featured. Consider purchasing the full Pro version if you want to support the app development. The Pro version is perpetual.

If you have any question, suggestions, or complaints, feel free to reach me [email protected]

Calisto is made with love in Munich.