QS Prep is a but rarely sufficient as a sole prep tool. Pair it with official guides (e.g., GMAT Official Guide) and free resources from ETS/GMAC. If you need hardcore quant/verbal drills, look elsewhere. If you want a lightweight, analytics-driven supplement, QS LEAP is worth a try.
The Quackprep study portal provides resources designed to help students prepare for exams using artificial intelligence: quacjprep
All games run in the browser, making them perfect for Chromebooks and school-issued laptops. QS Prep is a but rarely sufficient as a sole prep tool