How to test Racket app on iOS?

hey everyone so a while ago there was a really cool app called racket racket.com and now it's available as a test flight on ios so let's just do a quick video overview so austin bertrand smith was the founder of the racket just send me this link so i need to tap this link and then let's see yeah so let's test the app here start testing and accept okay so yeah anyway so it requires um it it requires ios 14 5 or later compatible with ipad iphone or ipod touch so there you have it yeah um unfortunately you i need to upgrade so something like that