Pick your tool. Both work offline-first and save your progress on this device.
No chrome, no timer, no tabs — just the highest-leverage formulas, definitions, and real-life anchors, one scroll top to bottom.
Read the essentials → Time-boxedTwo guided tracks (Safe ~55min / Full ~2.5hr), one idea per screen, visible countdown timer, built-in glossary.
Start sprinting → Deep referenceAll 6 modules in full detail — checklist, exam-pattern intel, worked numericals, and the diagram gallery.
Open full guide →