# Cortex-IQ — Quiz & IQ Brain Challenge > IQ quiz app with timed challenges across multiple educational and puzzle categories. (iPhone/iPad app by Shawn Lim.) - Source: https://appshunter.io/ios/app/cortex-iq/id6779349105 (this page in markdown: same URL + `.md`) - Developer: [Shawn Lim](https://appshunter.io/developer/1894945359) - Category: Education, Productivity - Price: $0.99 - Rating: 5.00/5 from 1 App Store ratings - Age rating: 12+ - Requires: iOS 17.6 · 2 MB - Languages: American English - Released: 2026-06-17 - Data updated: 2026-08-11 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/cortex-iq/id6779349105/reviews.md ## What is Cortex? CortexIQ — How Smart Are You? Think you know it all? CortexIQ puts your intelligence to the ultimate test with hundreds of carefully crafted questions across 8 diverse categories. From cutting-edge technology to Mensa-level puzzles, every quiz is a new challenge for your brain. 8 CATEGORIES. ENDLESS CHALLENGE. • Science & Nature — Physics, biology, chemistry & more • History & Geography — Civilizations, events & world geography • Literature & Arts — Books, authors, art & music • Mathematics — Numbers, algebra & geometry • Technology — Computing, inventions & innovation • Mensa Challenges — IQ puzzles, patterns & sequences • Brain Teasers — Riddles, lateral thinking & wordplay • Pop Culture — Movies, music, sports & media RACE THE CLOCK Every question has a countdown timer. The faster you answer correctly, the more points you earn. Hesitate and watch your score drop — or worse, time out completely. 4 DIFFICULTY LEVELS Start with Easy to warm up, step up to Medium, push yourself with Hard, or go all-in on Genius mode for the highest point rewards and shortest time limits. Your choice — your challenge. BUILD STREAKS. MULTIPLY YOUR SCORE. Answer 3 in a row to earn a 1.5× multiplier. Hit 5 straight correct answers and you're in 2× territory. Streaks can make or break your final score, so stay sharp. TRACK YOUR PROGRESS Your stats are always front and center — total games played, best score, and average accuracy. Top 10 high scores are saved to your personal leaderboard so you can always chase your personal best. HOW SMART ARE YOU? Find out. Download CortexIQ and start your first quiz today. ## Key features - Hundreds of questions - 8 diverse categories - Timed challenges - 4 difficulty levels - Streak multipliers - Progress tracking - Personal leaderboard ## Frequently asked questions about Cortex ### What is Cortex-IQ? Cortex-IQ is a quiz and IQ brain challenge app that tests your intelligence with hundreds of questions across 8 diverse categories. It features timed challenges and multiple difficulty levels. ### What categories are included in Cortex-IQ? Cortex-IQ includes categories such as Science & Nature, History & Geography, Literature & Arts, Mathematics, Technology, Mensa Challenges, Brain Teasers, and Pop Culture. ### How does the scoring system work in Cortex-IQ? Questions are timed, and faster correct answers earn more points. Building streaks of correct answers (3 in a row for 1.5x multiplier, 5 in a row for 2x multiplier) can significantly boost your score. ### What are the difficulty levels in Cortex-IQ? Cortex-IQ offers four difficulty levels: Easy, Medium, Hard, and Genius. Each level adjusts the challenge and time limits. ### Does Cortex-IQ track user progress? Yes, Cortex-IQ tracks your stats, including total games played, best score, and average accuracy. It also saves your top 10 high scores to a personal leaderboard. ### What devices is Cortex-IQ available on? Cortex-IQ is available for iPhone and iPad devices. ### How much does Cortex-IQ cost? Cortex-IQ is a paid app, priced at $0.99. ### Is Cortex-IQ suitable for younger players? Cortex-IQ has an age rating of 12+, making it suitable for teenagers and older individuals looking for a mental challenge. ## Version history (last 1 release) ### 1.0 — 2026-06-17 No release notes. ## More apps by Shawn Lim - [SAT Mastery](https://appshunter.io/ios/app/sat-mastery/id6777182304) - [Candy Nova](https://appshunter.io/ios/app/candy-nova/id6779766372) - [K-Verse Trivia](https://appshunter.io/ios/app/k-verse-trivia/id6781016891) - [Neon Rabbit Assault](https://appshunter.io/ios/app/neon-rabbit-assault/id6796800752) All apps by Shawn Lim: https://appshunter.io/developer/1894945359 --- *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 2026-08-11.*