Vampire Survivors for Android is a lot more inferior than the PC version, even if it is currently free. Besides the lack of content, I've found that it is really poorly optimized as well, and even on a decent-ish phone such as my Galaxy A71 it can get absolutely unplayable at higher levels when there are too many enemies on screen and bullets flying around.
The only way I could break free from the lag was by getting in and out of the game, but eventually my controls would lock up again. I've left a review detailing on this on the game's page, so let's hope it's an issue that gets addressed.
and this is my first upload to 3speak o/