About this app

Error Correcting Codes is an independent study app for learning and practicing coding theory at your own pace. It is built for students, engineers, interview candidates, and anyone reviewing fundamentals, practical skills, common pitfalls, and advanced concepts. Practice with 160 questions covering key ideas in error detection, correction, redundancy, distance, decoding, linear codes, cyclic codes, and real-world tradeoffs. Every question includes an explanation so you can understand the reasoning, not just memorize answers. Features: - FSRS spaced-repetition intervals - Weak-point heatmap to spot topics that need review - Daily challenge for consistent practice - Mock exams for timed preparation - Offline practice with no login required - Explanations for every question Independent study app for Error Correcting Codes practice. Not affiliated with, endorsed by, or sponsored by any company, certification body, exam operator, or vendor. All trademarks belong to their respective owners. Practice offline, no login required.

Audience growth

Ratings growth

Steady

7-day gain +0

Ratings / day 0.0

30-day gain +0

US rating-count history

0 ratings

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking