What languages/things would I need to know to create a Reddi

[AlejandroMaximus]

If you go on the App Store you’ll see tons of them when searching Reddit. I want to make one that is focused around education and educational subreddits but don’t know where to begin and what to learn to make this. I have very little programming knowledge but I wanted to set a goal/project to work towards.usps tracking showbox speed test