Tomato jam would be better description, though that’s also a whole other condiment which is apparently pretty popular in South Africa. We don’t typically serve our pasta with ketchup[1].

[1] The Japanese however, might. https://www.japanesecooking101.com/spaghetti-neapolitan/

I’ve tasted variants of this. It isn’t for me, but I never cared for ketchup.