Free Practice
100 hand-picked problems. Organized by pattern. Track your streaks, difficulty, and progress right here. When you're ready for the full 500 with video walkthroughs and 24 company routes, go Pro.
Google track free · 19 other companies unlock with Pro
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500 problems. Video walkthroughs. Company-specific FAANG paths. AI-powered hints. Streak tracking that syncs across devices. All for $19.99 (Get Pro).
Get PatternMastery Pro →Company Tracks
Problems organized by what each company actually asks. Google track is free to preview. The other 19 require Pro.
Based on verified interview data from 2023–2026 · 19 of 20 tracks are PRO-only
These company tracks are curated from real interview data. Pro members get full access to all 24 company routes with the stations and problems each company was seen asking about, with the source of every report.
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