Procreate - Have you tried out the Perspective Guide in...

Making our reusable sticker books .*･｡ﾟ Sticking the covers to our sticker books is one of the most fun and fulfilling process to do in the studio. It can be pressuring at times of course but once you get the hang of it, it's kinda therapeutic ★~(◡ω◡✿) The reason why we stick to this method (instead of having them printed directly by manu) is it's cheaper, more durable (waterproof covers!) and we can freely stock each design how much and whenever we want to. We don't know what designs will sell