Application rationalization is the process of combing over your application inventory to see which ones should be retired, kept, republished, re-platformed, refactored, or redesigned. Every company must go through this process while making investment or divestment decisions. Regardless of whether your applications are operated on the cloud or not, It is crucial for preserving the general hygiene of your app portfolio. If you want to move to the cloud, it’s a good place to start.