Fertitest Sulky, developed by Sulky Burel SAS, is a free Android application that helps users adjust the SULKY fertiliser spreader with ease. This assistance tool is available 24/7 and can be accessed offline after creating an account. The app provides a personalised service by allowing users to save their settings.

The app's interface is user-friendly, making it easy to navigate and adjust settings. Fertitest Sulky allows users to provide feedback based on the conditions of use of the machine, ensuring better accuracy in the future. It is a must-have tool for farmers and agriculture enthusiasts who want to optimise their fertiliser spreading process.