If you’re reading this, chances are you already know the joy of planning by hand on an iPad. There’s something about putting Apple Pencil to screen — sketching out your week, scribbling goals in the margin, crossing things off with a satisfying stroke — that no keyboard-driven app can replicate. And you’ve probably tried the popular approach: download GoodNotes or Notability, buy a PDF planner template from Etsy, and start filling in the pages. It works. Sort of. But here’s…