There are many apps available to help students navigate the SAT and ACT prep waters. IXL offers math practice. ACCUPLACER helps with reading. Magoosh is great for vocabulary.  While these apps are all great options, the best (and easiest) app to use for test prep is your calendar app.  Wherever you are in your test preparation, pull out your calendar app and note the days and times you will study. Like many tasks in life, if you put them on a calendar, you increase the like