# Ref-U > Interactive sports app for fans to challenge calls, create highlights, and make predictions. (iPhone/iPad app by Skafld Studio LLC.) - Source: https://appshunter.io/ios/app/ref-u/id6753999514 (this page in markdown: same URL + `.md`) - Developer: [Skafld Studio LLC](https://appshunter.io/developer/1846218764) - Category: Sports - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 12+ - Requires: iOS 15.1 · 64 MB - Languages: English - Released: 2026-03-06 - Data updated: 2026-07-31 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/ref-u/id6753999514/reviews.md ## What is Ref? WELCOME TO REF-U - WHERE SPORTS FANS BECOME PART OF THE GAME Transform how you experience sports with Ref-U, the all-in-one platform that puts you in the center of the action. Watch game scores, challenge controversial calls, create epic highlight reels, compete in predictions, and join a passionate community of sports enthusiasts. LIVE GAMES & REAL-TIME UPDATES • Get real-time scores and play-by-play updates • Never miss a moment with instant notifications • Track upcoming games and set reminders • View detailed game stats and player performance CHALLENGE THE REFS • Disagree with a call? Make your voice heard! • Vote on controversial referee decisions • See what the community thinks about questionable plays • Engage in heated debates with fellow fans • Build your reputation as a rules expert CREATE & SHARE HIGHLIGHTS • Capture and share your favorite game moments • React with fire, flex, and surprised emojis • Comment on highlights and join the conversation • Discover trending plays from across the league • Build your following with amazing content PREDICTIONS & BETTING MARKETS • Test your sports knowledge with game predictions • Compete in player performance markets • Climb the leaderboards and earn bragging rights • Win points and unlock exclusive rewards • Track your prediction accuracy over time JOIN COHORTS & COMMUNITIES • Create or join fan groups for your favorite teams • Connect with like-minded sports enthusiasts • Participate in exclusive cohort challenges • Share insider knowledge and hot takes • Build lasting friendships through sports TRIVIA & GAMES • Test your sports IQ with daily trivia • Compete against friends and rivals • Earn points for correct answers • Unlock achievements and badges • Challenge yourself with different difficulty levels EARN POINTS & LEVEL UP • Complete challenges to earn points • Unlock new tiers and exclusive perks • Show off your status with custom badges • Climb from Rookie to Legend status PERSONALIZED EXPERIENCE • Follow your favorite teams and players • Customize your feed and notifications • Choose your avatar or upload your own • Set your home stadium mode preferences • Get recommendations based on your interests KEY FEATURES • Multi-sport coverage (NBA, NFL, MLB, NHL) • Game with real-time updates • Interactive referee call challenges • Highlight creation and sharing tools • Predictions and betting markets • Social community features • Points and rewards system • Exclusive shop and merchandise • Trivia and mini-games • Customizable profiles and avatars • Push notifications for important moments • Dark mode optimized interface PERFECT FOR • Die-hard sports fans • Casual game watchers • Fantasy sports players • Sports predictors • Content creators • Community builders • Anyone who loves the game WHY REF-U? Unlike other sports apps that just show you the game, Ref-U makes you part of it. Challenge calls, create content, make predictions, and build your reputation in a community that lives and breathes sports just like you do. Whether you're watching from home or live at the stadium, Ref-U enhances your experience with real-time engagement, social features, and rewards for your passion. JOIN THE ARENA TODAY Download Ref-U now and experience sports like never before. Your game, your voice, your arena. --- SUPPORTED SPORTS • NBA Basketball • NFL Football • MLB Baseball • NHL Hockey ## Key features - Live game scores and real-time updates - Challenge controversial referee calls - Create and share game highlight reels - Make predictions and compete in betting markets - Join or create fan communities - Play sports trivia and mini-games - Earn points and unlock rewards ## Frequently asked questions about Ref ### What sports does Ref-U cover? Ref-U offers multi-sport coverage, including NBA, NFL, MLB, and NHL. The app provides live game updates and real-time play-by-play for these major leagues. ### Can I challenge referee calls in Ref-U? Yes, Ref-U allows you to challenge controversial referee decisions by voting on them. You can see what the community thinks and engage in debates about questionable plays. ### How can I create highlights in Ref-U? Ref-U provides tools to capture and share your favorite game moments. You can react to highlights with emojis, comment on them, and build your following with your content. ### What kind of predictions can I make in Ref-U? You can test your sports knowledge with game predictions and compete in player performance markets. Climbing leaderboards and earning points are key aspects of this feature. ### Is Ref-U free to use? Yes, Ref-U is available for free. The app is supported by its features and community engagement, with no cost to download or use its core functionalities. ### What is the age rating for Ref-U? Ref-U has an age rating of 12+. This indicates it is suitable for users aged 12 and older, offering content and features appropriate for this demographic. ### How often is Ref-U updated? The latest version of Ref-U is 1.0.6, which was last updated on May 25, 2026. This suggests regular updates are provided to enhance the user experience and add new features. ### Does Ref-U have ads? No, Ref-U is ad-free. Users can enjoy an uninterrupted experience without advertisements, focusing solely on the sports content and community features. ## Version history (last 5 releases) ### 1.0.6 — 2026-05-25 Improved controversial calls algorithm and made them extremely relevant ### 1.0.5 — 2026-05-06 Fixed UI Issues and Improved Performance ### 1.0.3 — 2026-03-20 Fixed UI Issues and Improved Performance ### 1.0.2 — 2026-03-19 Fixed UI Issues and Improved Performance ### 1.0.1 — 2026-03-14 Fixed UI Issues and Improved Performance --- *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 2026-07-31.*