About this app
English Prefixes and Suffixes Quiz is an independent study app for building word-formation skills through focused practice. Use it to understand how prefixes and suffixes change meaning, spot common usage traps, and review patterns that make unfamiliar English words easier to decode. Designed for students, teachers, ESL learners, vocabulary builders, and anyone who wants clearer control of English word parts. - 160 questions across Fundamentals, Practical Skills, Common Pitfalls, and Advanced Concepts - FSRS spaced-repetition intervals to bring back questions at the right time - Weak-point heatmap to show which areas need review - Daily challenge for consistent practice - Mock exams for timed review sessions - Explanations included with every question - Offline practice with no login required Independent study app for English Prefixes and Suffixes Quiz 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
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
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 15, 2026 · 1:24 PM Free