KineMaster can be installed on any iPhone or iPod touch running iOS 12 or later, or on any iPad running iPadOS 13 or later.

You can find the version of iOS your iPhone, iPod touch, or iPad is running by following the steps here:
https://support.apple.com/en-us/HT201685 

iPhones, iPads and and Apple computers with an M1 chip can run KineMaster. M1 iMacs, MacBooks, and Mac minis can run KineMaster windowed as though they were iPad Pros (3rd generation) running the latest iPadOS.