Download A instant, simple, and cross-platform Gui prototype program is called Pencil. It is free and open-source. For creating various individual software types, from pc to mobile platforms, Pencil offers a variety of built-in shapes gallery. Beginning with version 2.0.2, Pencil comes pre-installed with Ui decals for ios and android. This simplifies the deployment process for beginning app prototyping. Additionally included in the list of built-in collections are general-purpose shapes, flowchart elements, desktop / web user interface( Ui ) and Android and ios Gui shapes. Additionally, the nation has produced a large number of other collections that are accessible online for free. Advertisement Additionally, Png and Html export formats are…