# 20/20 Radical Simplification — The tutor in your pocket. > Educational tool for mastering radical simplification using multiple methods. (iPhone/iPad app by Walter Kissach.) - Source: https://appshunter.io/ios/app/2020-radical-simplification/id444688828 (this page in markdown: same URL + `.md`) - Developer: [Walter Kissach](https://appshunter.io/developer/293232788) - Category: Education, Reference - Price: $0.99 - Age rating: 4+ - Requires: iOS 18.0 · 2 MB - Languages: American English - Released: 2011-06-22 - Data updated: 2026-06-10 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/2020-radical-simplification/id444688828/reviews.md ## What is 20/20 Radical Simplification? A power learning aid combining Practice, Coaching Calculators and Guides to help students master the simplification of radicals. Simplifying square roots, cube roots up to sixth roots by : - inspection (perfect squares, cubes and so on) - factor trees - prime factorization Examples highlight and simplify hard to understand processes. The app encourages flexible thinking by presenting various approaches to the subject matter. ## Key features - Radical simplification practice - Coaching calculators - Step-by-step guides - Multiple simplification methods (inspection, factor trees, prime factorization) - Illustrative examples - Flexible thinking encouragement ## Recent user reviews (9 of 9) All indexed reviews: https://appshunter.io/ios/app/2020-radical-simplification/id444688828/reviews.md ### 5/5 — Large help! *2014-01-29* Great app and simple to use thanks! ### 5/5 — Awesome *2014-01-28* Easy to use and useful. ### 5/5 — Great app *2013-09-25* Really good app ### 1/5 — Horrible *2013-09-17* USELESS. NICE TRY TO THE MAKER OF THE APP!!!!!!! HORRIBLE!!!!!! I WOULD GIVE IT NO STARS IF I COULD ### 5/5 — Prefect! *2013-03-01, version 1.4* Just what I needed and it works so well and even shows its work! ### 5/5 — Awesome *2013-02-06* Thanks for this app! It's helped me get the hang of radicals ### 5/5 — App. *2012-05-07* This math app is just what I was looking for. Also it was free! A must download for students. Thanks! ### 5/5 — Great *2012-03-01* I was stuck trying to understand radicals for awhile and too afraid to ask for help. This was very helpful. The coaching calculators and notes helped me a lot. Thank you! ### 5/5 — THE BEST MATH APP EVER! *2011-08-28* I had absolutely no idea how to do this stuff but this app breaks everything down and helps me understand it all. I definitely recommend this app! ## Frequently asked questions about 20/20 Radical Simplification ### What learning methods does 20/20 Radical Simplification use? 20/20 Radical Simplification employs inspection for perfect powers, factor trees, and prime factorization to teach radical simplification. It also provides clear examples to illustrate complex processes. ### What types of radicals can 20/20 Radical Simplification handle? The app assists in simplifying square roots, cube roots, and roots up to the sixth power. It covers various scenarios to ensure comprehensive learning. ### Is 20/20 Radical Simplification suitable for all devices? Yes, 20/20 Radical Simplification is designed for both iPhone and iPad devices, offering a consistent learning experience across Apple's mobile platforms. ### How often is 20/20 Radical Simplification updated? The app was last updated on September 15, 2025, indicating ongoing support and potential improvements. It is currently at version 5.6. ### What is the age rating for 20/20 Radical Simplification? 20/20 Radical Simplification has an age rating of 4+, making it suitable for a wide range of students. It focuses on educational content without mature themes. ### Does 20/20 Radical Simplification offer certifications or track progress? The provided information does not specify if 20/20 Radical Simplification offers certifications or detailed progress tracking features. Its primary focus is on providing tools for mastery. ### What is the price of 20/20 Radical Simplification? 20/20 Radical Simplification is a paid application, available for $0.99. This one-time purchase grants access to all its learning features. ### Does 20/20 Radical Simplification have ads? No, 20/20 Radical Simplification does not contain advertisements. Users can enjoy an uninterrupted learning experience. ## Version history (last 5 releases) ### 5.6 — 2025-09-15 This version is compatible with iOS 18. ### 5.5 — 2024-04-09 This version contains minor bug fixes. ### 5.4 — 2024-03-29 iOS 17 compatibility and minor bug fixes. ### 5.3 — 2022-12-11 This version has minor bug fixes. ### 5.2 — 2022-09-06 This version contains minor bug fixes and enhancements. ## Apps similar to 20/20 Radical Simplification | App | Rating | Price | Category | | --- | --- | --- | --- | | [Learn jQuery Framework](https://appshunter.io/ios/app/learn-jquery-framework/id1624431760) | — | $0.99 | Education | | [คำตรงข้ามกัน](https://appshunter.io/ios/app/id1619625200) | — | Free | Education | | [Zuokabi: Learn Spanish](https://appshunter.io/ios/app/zuokabi-learn-spanish/id1615570420) | 5.0 (22) | Free | Education | | [Airbus A320 Systems Trainer](https://appshunter.io/ios/app/airbus-a320-systems-trainer/id1617112160) | — | $39.99 | Education | | [Pinwheel Passport Challenge](https://appshunter.io/ios/app/pinwheel-passport-challenge/id1616505680) | — | Free | Education | | [Learn Portuguese: Beginners](https://appshunter.io/ios/app/learn-portuguese-beginners/id1607513380) | 4.3 (43) | Free | Education | ## More apps by Walter Kissach - [Quadratic Inequalities](https://appshunter.io/ios/app/quadratic-inequalities/id293232785) - [Circles and Equations](https://appshunter.io/ios/app/circles-and-equations/id293619582) - [Even and Odd Polynomials](https://appshunter.io/ios/app/even-and-odd-polynomials/id293668394) - [Quadratic Factoring](https://appshunter.io/ios/app/quadratic-factoring/id294040055) - [Quadratic Equations](https://appshunter.io/ios/app/quadratic-equations/id294195555) - [20/20 Fraction Basics](https://appshunter.io/ios/app/2020-fraction-basics/id298766849) All apps by Walter Kissach: https://appshunter.io/developer/293232788 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*