# PenaltyLab: Flag Football — Football Rules & Penalty Lab > Flag football rules and penalty training app with simulator and scenarios. (iPhone/iPad app by Shanghai Wenbenyue Technology Co., Ltd.) - Source: https://appshunter.io/ios/app/penaltylab-flag-football/id6791187321 (this page in markdown: same URL + `.md`) - Developer: [Shanghai Wenbenyue Technology Co., Ltd](https://appshunter.io/developer/1896554798) - Category: Sports, Education - Price: Free - Age rating: 4+ - Requires: iOS 17.0 · 21 MB - Languages: English, Chinese - Released: 2026-07-28 - Data updated: 2026-09-07 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/penaltylab-flag-football/id6791187321/reviews.md ## What is PenaltyLab? PenaltyLab: Flag Football is a bilingual rules-learning and penalty-training app for flag-football officials, coaches, players, and rules learners. The current content is based on the IFAF International Flag Football Rules 2023 — 5 on 5 / non-contact. The rules took effect on May 1, 2023, and the source was verified again on July 22, 2026. This version contains one IFAF rules system and does not include an NFL FLAG mode. MAIN FEATURES • Rules Study Browse fouls by category and review definitions, recognition points, enforcement spots, yardage and down effects, prevention guidance, key notes, and rule references. • Basics Guide Use dictionary-style articles and fuzzy search to learn right of place, right-of-way priority, the scrimmage line, neutral zone, no-running zones, legal rushing, passing and running restrictions, possession, downs, and enforcement spots. • Referee Signals Review signal names, movement descriptions, and independently created teaching illustrations. • Penalty Simulator Set the down, line to gain, ball position, dead-ball spot, foul spot, offending team, and enforcement options. The on-device simulator calculates the enforced position, next down, distance to gain, and penalty result. • Scenario Guide Study manually authored animated cases showing player alignment, movement, flag actions, foul location, visual highlights, and enforcement results. • Fast Search Search by foul code, Chinese or English name, alias, or keyword. Exact code matches receive priority. • Instant Language Switching Switch between Simplified Chinese and English from Settings without leaving the current screen. • Offline Learning The rules catalog, search, simulation logic, and available teaching content run on the device. FREE AND PREMIUM ACCESS The app is free to download and includes a fixed set of 24 free rules with their related learning entry points. Lifetime Access, the Semiannual Pass, and the Annual Pass each unlock the complete IFAF flag-football rules library, referee-signal references, the full Penalty Simulator, and all Scenario Guides. Apple handles pricing, purchases, subscriptions, and purchase restoration. PRIVACY No account or registration is required. The app does not collect, store, upload, sell, or share personal data and includes no advertising or analytics SDKs. Network access is only needed to load App Store products, make purchases, and restore purchases. IMPORTANT NOTICE PenaltyLab: Flag Football is an independent educational product. It is not an official IFAF app and is not authorized, sponsored, or endorsed by any federation, league, or competition organizer. The content and simulator are intended for learning and training only and do not replace the final decision of the on-field officiating crew under the complete game facts and competition regulations. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: http://flaglab.wenbenyue.com/privacy.html ## Key features - Rules study by category - Penalty simulator - Animated scenario guides - Fast search by code or name - Instant language switching - Offline learning ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/penaltylab-flag-football/id6791187321/reviews.md ### 5/5 — 非常实用方便 *2026-07-30* 有规则的分类讲解，有模拟判罚，有情景，想看什么就直接搜或者点开就能看到，不用翻枯燥难懂的规则书了！支持作者！ ### 5/5 — 好用很方便 *2026-07-29* 真没想到 真的有人做出来了 以后再有纠纷判罚 先看一眼app再说 ## Frequently asked questions about PenaltyLab ### What rules does PenaltyLab: Flag Football use? PenaltyLab: Flag Football uses the IFAF International Flag Football Rules 2023 for 5 on 5 / non-contact play. The content is based on rules effective May 1, 2023. ### Can I use PenaltyLab: Flag Football offline? Yes, the rules catalog, search functionality, simulation logic, and teaching content are available offline on your device. Network access is only needed for purchases. ### What are the different access options for PenaltyLab: Flag Football? The app is free to download with 24 free rules. Lifetime Access, Semiannual Pass, and Annual Pass unlock the complete rule library, referee signals, penalty simulator, and scenario guides. ### Does PenaltyLab: Flag Football have ads? No, PenaltyLab: Flag Football does not contain any advertising or analytics SDKs. Network access is solely for App Store product loading and purchases. ### How often is PenaltyLab: Flag Football updated? The app was last updated on July 30, 2026, with version 1.01. The IFAF rules content itself was verified on July 22, 2026. ### What devices does PenaltyLab: Flag Football support? PenaltyLab: Flag Football currently supports iPhones. It is rated for ages 4 and up. ### Can I switch languages in PenaltyLab: Flag Football? Yes, you can instantly switch between Simplified Chinese and English from the Settings menu without leaving your current screen. ### Is PenaltyLab: Flag Football an official IFAF app? No, PenaltyLab: Flag Football is an independent educational product. It is not an official IFAF app and is not authorized, sponsored, or endorsed by any federation or league. ## Version history (last 3 releases) ### 1.02 — 2026-08-29 Optimized subscription status synchronization to improve stability. ### 1.01 — 2026-07-30 Improved the rules-learning experience, refined selected content and interface details. ### 1.0 — 2026-07-28 No release notes. ## More apps by Shanghai Wenbenyue Technology Co., Ltd - [腰板速白板](https://appshunter.io/ios/app/id6778819338) - [PenaltyLab: Tackle Football](https://appshunter.io/ios/app/penaltylab-tackle-football/id6782010307) - [HuddleCall](https://appshunter.io/ios/app/huddlecall/id6797347114) All apps by Shanghai Wenbenyue Technology Co., Ltd: https://appshunter.io/developer/1896554798 ## Related topics [football rules by the ifab](https://appshunter.io/ios/topics/football-rules-by-the-ifab) --- *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 2026-09-07.*