I’m using my sister’s ipad and frankly the only good reason i see to get an ipad is the goodnotes app. It’s really a killer feature app. Is there a linux equiv

I’m using my sister’s ipad and frankly the only good reason i see to get an ipad is the goodnotes app. It’s really a killer feature app. Is there a linux equivalent of goodnotes? Getting this tablet and running linux would be ideal as long as i could have something like goodnotes