Tap, don’t type
Choose the strongest options, calibrate your confidence, and keep moving on a phone-sized screen.
Interview prep that fits your thumb
Better judgment, one decision at a time.
PrepTap turns algorithms and system design into short, tap-only practice sprints—with immediate reasoning and progress that rewards what you retain.
5
focused decisions in every practice sprint
Learn the reasoning
Every decision explains the tradeoffs, the mental model, and the language you can use in an interview.
Keep your progress
Sign in with Apple is required. Your progress stays available on your device and completed practice syncs securely through PrepTap.