Desktop apps usually have an&nbsp;<a rel="nofollow" target="_blank" href="https://termsfeed.com/blog/eula-saas-apps/">EULA</a>&nbsp;(End-User License Agreement) instead of a Terms and Conditions agreement, but your business can use&nbsp;<em>both</em>. Mobile apps are increasingly using Terms and Conditions along with an EULA if the mobile app has an online service component, i.e. it connects with a server.<br>