Calibrate · 30 seconds

Set up your PM interview prep

This stays on your device — PrepOS never sees it. You can change anything later from the calibration sidebar.

Quick start
Which level are you interviewing for?
When and where do you need help?

Within 10 days, PrepOS shifts toward harder timed interview-mode reps.

Tap any number — PrepOS will prioritise drills that hit these.

Product sense
Execution
AI judgment
Behavioral
Strategy
Technical
Advanced — company style, weekly hours, experience

Picks the flavour of follow-ups Sarah asks in the voice mock and tunes scoring emphasis (e.g. infra companies weigh reliability trade-offs more).