Sorry to hear that ☹️
I've got a Sony HDR-CX405 camcorder which I bought second hand for just under £100.
It's got a 9.2MP sensor and an incredible 30x optical zoom which will be plenty enough 👍
You can copy the footage into another device for analysis.
Check eBay etc and you should find some.
Commented on I know I need to work on my stance, s...
13 Jan 08:42
I think you're in the UK, aren't you?
If so, here's a list of skate parks. Ideally somewhere with a decent bowl is good, but any reasonable banking should help.
At the moment I'd say your stance is too long, so try some Bosu ball practice to help you get the feeling of stacking on the front foot.
https://www.skateparks.co.uk/park-finder/