Brainrot vs N

Call it brainrot: that feeling after an hour of short videos, when a single thought won't stay put. Your attention isn't broken — it's just out of practice. This is the gym for it. Brainrot is a focused N-Back trainer — brain games for memory and concentration, built on one of the most widely used working-memory tasks in cognitive science research. No feeds, no ads, no dopamine slot machine — just you and one demanding task, one rep at a time. HOW IT WORKS You watch a stream of stimuli and respond when the current one matches what appeared N steps earlier. In 2-back, you match the item from two steps ago. Simple to learn, genuinely demanding to hold — and that gap is where working memory gets trained. ONE TASK, ENDLESS DEPTH • Single, Dual, Triple, and Quad N-Back (1 to 4 streams at once) • Stimuli: numbers, letters, sounds, shapes, colors, grid cell position • N from 1 to 7, on a 1x3 or 3x3 grid • Mix visual and audio streams freely — 230+ combinations • Optional auto-adjust: N rises or drops by thresholds you set • Two separate audio streams at once, one per ear — put your headphones on for a true dual-sound challenge • A How to Play guide for every mode ON MAC, IPAD AND IPHONE — BUILT FOR THE KEYBOARD • Runs on Mac, iPad, and iPhone — train on the big screen at your desk • Full hardware-keyboard play on iPad and Mac: press Space to start or stop, and H / J / K / L to answer each stream • A built-in Keyboard Shortcuts guide keeps every key one glance away • Ideal for fast, heads-down Quad sessions — hands on the keys, eyes on the streams TRACK REAL PROGRESS • Per-stream scoring: correct, missed, incorrect • Instant feedback on every press, with optional haptics on a wrong match • Session results after every round • Current and best streak, on a training calendar • Full training history, with the accuracy of every session BUILT TO RESPECT YOUR FOCUS • Zero ads. Ever. • Clean, distraction-free interface • Light, dark, and auto themes • Training history synced via iCloud across your Apple devices; settings restored on a new install • Available in 12 languages • Portrait and landscape on iPad FREE AND PREMIUM • Free: 3 sessions every day (an internet connection is needed to start them) • Premium: unlimited sessions, a daily session goal, and fully offline training THE HONEST PART N-Back is real cognitive training, not a magic pill. We don't promise IQ points or medical outcomes. It's a serious, well-built tool — the results come from showing up and doing the reps. Put the phone to work for once. Start with Single N-Back, then build toward Quad at your pace. Missing a feature? Write to me from Settings in the app. Focus is a skill. Train it. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

A daily training app based on the N-Back task, widely used in cognitive psychology research. Challenge your working memory with just 5 minutes a day. ◆ 3 TRAINING MODES • Single — Position: Memorize lit positions on a 3×3 grid • Single — Audio: Remember spoken letters via text-to-speech • Dual — Position + Audio: Train both at the same time for the ultimate challenge ◆ TRACK YOUR GROWTH • Accuracy trend chart and session history • Highest N-level reached • Streak counter to build a daily habit • iCloud sync keeps your training data on every device ◆ COMPETE & ACHIEVE • Game Center leaderboards: accuracy, max N-level, streak • 8 achievements from your first session to 30-day streaks ◆ DESIGNED FOR FOCUS • Zero ads during training — your concentration comes first • Clean, minimal interface inspired by fitness tracking tools ◆ SIMPLE PRICING • Free to use with occasional ads (never during training) • Optional Premium subscription removes all ads. Every training feature stays free ◆ ADJUSTABLE DIFFICULTY • N-1 to N-9: start easy and progress at your own pace • Suitable for students, professionals, and anyone looking to challenge their cognitive abilities Note: This app is a cognitive training tool based on the N-Back task used in research. It is not a medical device and does not diagnose, treat, or prevent any condition. Improvement in cognitive function is not guaranteed. Premium is an auto-renewing monthly subscription. Payment is charged to your Apple Account, and the subscription renews automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel it anytime in your Apple Account settings. Terms of Use: https://fukuidinotech.github.io/nback-training-site/terms.html Privacy Policy: https://fukuidinotech.github.io/nback-training-site/privacy.html Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/