Then there was the “install” part of his search. This wasn’t about installing malicious software; it was practical: installing tools to simulate timed exams and to scan, grade, and analyze OMR responses. Aarav chose a lightweight exam-timer app that locked the screen to mimic exam discipline and an open-source OMR grading app capable of scanning filled PDFs or images and auto-scoring them against the answer key. He verified that the scanner app accepted high-resolution JPEGs and PDFs and that its bubble-detection matched the sheet template he’d downloaded.