Create a Proof of Concept (iOS and Android) mobile app

Goal: Validate if an iOS and Android App is able to combine 6 videos into one without crashing in parallel. As a user, I want to select 6 videos from the device, so that the app can perform the following necessary functionality in the flow: 1) separate the 6 videos from their respective audios 2) Play all the selected videos and their corresponding audios together simultaneously 3) Save the final output as one collage format media file on the device Following information is also required to be provided with screenshots: 1) What is the memory usage for all three functions mentioned above separately 2) What is the disk space used for on the iOS device and Android device for the finale collage videos 3) Time elapsed from start to finish of all the above functionalities 4) Screen Recording for all functionalities performed from start to finish Prerequisites: 1) This application should be tested assuming Facebook, Facebook messenger and Instagram is already installed and running in the background 2) iOS version 12 and higher and Device: iPhone X and higher 3) Android version Oreo and higher and Device: Samsung Galaxy S4 and higher and Google Pixel ***** Proposal will not be accepted until you explain how the above functionalities were achieved in a private message ****