# NineCard: Hardest Brain Puzzle — Brain Training Logic Puzzle > Free 3x3 edge matching logic puzzle game for brain training. (iPhone/iPad app by NINECARD.) - Source: https://appshunter.io/ios/app/ninecard-hardest-brain-puzzle/id6444716002 (this page in markdown: same URL + `.md`) - Developer: [NINECARD](https://appshunter.io/developer/1656357904) - Category: Games, Entertainment, Puzzle, Strategy - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 15.0 · 205 MB - Languages: American English - Released: 2023-08-10 - Data updated: 2026-06-01 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/ninecard-hardest-brain-puzzle/id6444716002/reviews.md ## What is NineCard? Prepare yourself for the ultimate brain training puzzle game! NineCard challenges your strategic thinking, pattern recognition, and problem-solving skills in an addictive 3x3 matching experience. ALL PUZZLES ARE FREE! WHAT'S NEW IN VERSION 2.0: • Stunning Liquid Glass UI - Modern, immersive design • Enhanced Game Logic - Smoother, more challenging gameplay • Points System - Track your progress and compete • User Accounts - Save your achievements across devices • Custom Visual Themes - Personalize your puzzle experience • Improved UX - Intuitive controls and better flow HOW TO PLAY: Match all elements on 9 cards to form a perfect 3x3 square. Sounds simple? Think again! Each card contains fragmented parts of different elements. Rotate, drag, and drop cards to discover the perfect matches. The game tests your spatial reasoning and pattern recognition skills. KEY FEATURES: • Addictive 3x3 Edge Matching Gameplay - Unique puzzle mechanics • ALL PUZZLES FREE - Many challenging levels at no cost • Diverse Puzzle Library - Stunning visuals with varying difficulty levels • Strategic Hint System - Get nudges when stuck, earn more hints by completing puzzles • Progressive Difficulty - From beginner to expert brain teasers • Beautiful Graphics - Each puzzle offers distinct visual themes • Offline Play - Train your brain anytime, anywhere • No Time Pressure - Solve at your own pace • No In-App Purchases Required - Completely free puzzle game PERFECT FOR: • Puzzle game enthusiasts seeking new challenges • Brain training and cognitive skill development • Relaxing yet stimulating mental exercise • Pattern recognition practice • Strategic thinking improvement HINT SYSTEM: Stuck on a tricky puzzle? Use the intelligent hint system for gentle guidance. Complete puzzles successfully to earn additional hints, helping you tackle even more demanding challenges. FREE PUZZLE COLLECTION: Enjoy unlimited access to our entire puzzle library - no purchases, no subscriptions, just pure puzzle-solving fun! Each puzzle offers a unique challenge to keep your mind engaged and sharp. Are you ready to embrace the ultimate matching challenge? Download NineCard now and test if you have what it takes to master the perfect 3x3 square! ## Key features - Addictive 3x3 edge matching gameplay - All puzzles free - Diverse puzzle library - Strategic hint system - Progressive difficulty - Offline play - No time pressure ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Heart | $0.99 | one-time | | Pumpkin | $0.99 | one-time | | Bean | $0.99 | one-time | | Raspberry | $0.99 | one-time | | Hook | $0.99 | one-time | | Inflorescence | $0.99 | one-time | | Sneaker | $0.99 | one-time | | Gerbera | $0.99 | one-time | | Hint Pack | $0.99 | one-time | | Alien | $0.99 | one-time | | Large Hint Pack | $2.99 | one-time | ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/ninecard-hardest-brain-puzzle/id6444716002/reviews.md ### 5/5 — Great game!!!! *2025-06-04, version 1.12* This game is so hard but so fun and addictive! So many great puzzles to solve whenever I have a few minutes to spare! ### 5/5 — Such a Hard Fun Puzzle! *2024-12-04, version 1.0.9* This puzzle is one of the hardest puzzle games I’ve played. It’s so much fun and super addictive! Love it! ## Frequently asked questions about NineCard ### What is NineCard? NineCard is a free brain training logic puzzle game that challenges players to match elements on 9 cards to form a perfect 3x3 square. It focuses on strategic thinking, pattern recognition, and problem-solving skills. ### Is NineCard free to play? Yes, NineCard offers all puzzles for free, with no in-app purchases required. The game is completely free to play, providing unlimited access to its entire puzzle library. ### Does NineCard have ads? No, NineCard is ad-free. The game is designed to provide a pure puzzle-solving experience without any advertisements interrupting gameplay. ### Can I play NineCard offline? Yes, NineCard supports offline play, allowing you to train your brain anytime and anywhere without needing an internet connection. ### How does the hint system in NineCard work? NineCard features a strategic hint system to assist players when they are stuck. You can earn additional hints by successfully completing puzzles, which helps in tackling more demanding challenges. ### What devices is NineCard available on? NineCard is available on iPhone, iPad, and iPod. It is designed to offer a smooth and engaging experience across these Apple devices. ### What is the age rating for NineCard? NineCard has an age rating of 4+, making it suitable for a wide range of players looking for a mentally stimulating puzzle experience. ### How often is NineCard updated? The latest version of NineCard is 2.0.1, last updated on January 18, 2026. Updates typically focus on enhancing game logic, UI, and user experience. ## Version history (last 5 releases) ### 2.0.1 — 2026-01-18 ** NEW FEATURE ** Earn points to get FREE hints! Review your current status under statistics page. ### 2.0.0 — 2025-12-18 MAJOR UPDATE - Version 2.0! • New Liquid Glass UI - Stunning modern design with immersive visuals • Enhanced Game Logic - Smoother gameplay with improved mechanics • Points System - Track your progress and achievements • User Accounts - Save your game progress across devices • Custom Visual Themes - Personalize your puzzle experience • Improved UX - Better controls and intuitive navigation • Performance improvements and bug fixes ### 1.12 — 2025-05-30 Minor UI fixes. ### 1.11 — 2025-05-19 **Enhanced User Interface:** We've completely revamped the UI for smoother, more intuitive gameplay. Navigate puzzles with ease and enjoy a cleaner, more responsive experience. **Free Monthly Puzzles:** Starting now, we're releasing one free puzzle every month! Keep an eye out for fresh challenges without spending a penny. **In-App Messaging:** Stay informed about new puzzle releases, tips, and special offers through our new in-app messaging system. **Push Notifications:** Never miss a new free puzzle release! Enable notifications to be the first to know when new content drops. **Performance Improvements:** General bug fixes and optimizations for faster loading times and more stable gameplay. Download the update today and experience the world's most addictive puzzle game, now better than ever! ### 1.10 — 2025-04-29 Changes in games UI. ## Apps similar to NineCard | App | Rating | Price | Category | | --- | --- | --- | --- | | [Sudoku.com - Number Games](https://appshunter.io/ios/app/sudokucom-number-games/id1193508329) | 4.8 (1,821,116) | Free | Games | | [Brain Test: Tricky Puzzles](https://appshunter.io/ios/app/brain-test-tricky-puzzles/id1486214495) | 4.8 (239,986) | Free | Games | | [Block Blast！](https://appshunter.io/ios/app/block-blast/id1617391485) | 4.9 (2,514,865) | Free | Games | | [Math Crossword — Number Puzzle](https://appshunter.io/ios/app/math-crossword-number-puzzle/id6469306922) | 4.8 (119,573) | Free | Games | | [Sudoku - Brain Puzzle Games](https://appshunter.io/ios/app/sudoku-brain-puzzle-games/id1442749804) | 4.8 (298,771) | Free | Games | | [Jigsaw Puzzle HD - Brain Games](https://appshunter.io/ios/app/jigsaw-puzzle-hd-brain-games/id1590370263) | 4.3 (28) | Free | Games | --- *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 2026-06-01.*