Termini Processuali is a free Android app developed by Marco Santoro. It falls under the category of Business & Productivity and is a utility app for lawyers to calculate deadlines and invariable terms. The app offers the option to calculate deadlines in days, months, or years and allows for the calculation of both subsequent and previous deadlines from a specific Dies a quo. It also takes into account the possible Patron Saint's Day, Holiday Suspension, Free Term (available when calculating in days), and Article 155 CPC.

The app displays a banner advertisement at the top of the smartphone display on every screen. The result of the calculation is shown after the user views a banner that occupies the entire smartphone screen. It is the user's responsibility to verify the accuracy of the information provided. The author assumes no responsibility for any errors or omissions.

Overall, Termini Processuali is a useful app for lawyers who need to calculate deadlines and invariable terms. The app is easy to use, and the interface is straightforward. The banner advertisements can be slightly annoying, but they do not interfere with the app's functionality.