# Senior Brain: Fibonacci Math > Daily 3-min number sequence puzzle to sharpen math logic & recall for seniors. Canonical page: [https://chrome-stats.com/d/com.manyulab.fibonacci](https://chrome-stats.com/d/com.manyulab.fibonacci) ## Overview - **ID:** `com.manyulab.fibonacci` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** Manyu Lab LLC. - **Category:** EDUCATION - **Downloads:** 136 - **Version:** 1.3.0 - **Last updated:** 2026-06-05 - **First published:** 2025-06-23 - **Publisher country:** KR - **Size:** 9.45 MB - **Data as of:** 2026-09-07 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.manyulab.fibonacci) - **Website:** [https://hhtt.kr/](https://hhtt.kr/) - **Privacy policy:** [https://manyulab.github.io/policies/fibonacci/en/privacy.html](https://manyulab.github.io/policies/fibonacci/en/privacy.html) ## Description 🔢 Refresh your mind in just 3 minutes with daily number sequence & math cognitive training! 🔢

Senior Brain: Fibonacci Math is an intuitive, stimulating math puzzle designed for seniors and adults to sharpen mathematical reasoning, visual sequence logic, and working memory.

Built upon the timeless beauty of the Fibonacci sequence—where each number is the sum of the two preceding ones (a + b = c)—this app transforms classic arithmetic into an accessible, rewarding daily cognitive workout. Without stressful timers or tedious typing, simply touch or drag number tiles into empty blanks to complete the sequence and keep your mind active and energized!

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🌟 Key Features & Brain Workout Benefits:

1. 🎯 Sequence Logic & Working Memory Stimulation
• Observe the 6-tile number sequence and deduce the missing numbers.
• Applying the clear addition rule—adding two adjacent numbers to produce the next—actively exercises mental calculation and inductive logical reasoning.
• Reconstructing missing numbers in the middle or end of the sequence provides a focused workout for working memory and cognitive agility.

2. 👆 Dual Intuitive Controls: Tap or Drag & Drop
• Choose the control method that feels most comfortable: tap an empty cell then tap a candidate number, or smoothly drag and drop tiles into place.
• Zero numeric keypad typing required—designed specifically for effortless, intuitive play.

3. 📈 Progressive Difficulty Levels (Level 1 to 4 & Random)
• Start gently with Level 1 to grasp the basic addition rhythm with guided hints.
• Advance through Levels 2, 3, and 4, where deducing intermediate steps requires deeper deductive reasoning.
• Choose 'Random' mode for unpredictable, fresh challenges that adapt to your daily cognitive pace.

4. ⏱️ 3-Minute Daily Brain Routine
• No global leaderboards or stressful countdown timers.
• Perfect for a refreshing morning mental wake-up or a relaxing afternoon cognitive stretch.

5. 👁️ Senior-Friendly High-Contrast Visuals & Tablet Support
• Crisp, large typography with high-contrast color cards to reduce eye strain.
• Full support for both portrait and landscape orientations across phones and tablets for comfortable handheld or tabletop use.

6. 📊 Track Your Practice Records & Milestones
• Automatically records your completed games across difficulty levels and your last training session, allowing you to observe your consistency over time.

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💡 Recommended for:
• Seniors seeking to maintain sharp mental calculation, numerical reasoning, and everyday recall.
• Family members looking for a clean, respectful, and stimulating brain activity for their parents.
• Enthusiasts of Sudoku and number puzzles who appreciate the clean elegance of mathematical sequences.
• Anyone wanting a relaxing, productive 3-minute daily cognitive exercise.

Start your daily sequence reasoning workout today with Senior Brain: Fibonacci Math and keep your mind active and sharp! 🧠✨ ## Rankings - #1,851,671 — Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_ADSERVICES_TOPICS` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.FOREGROUND_SERVICE` - `android.permission.INTERNET` - `android.permission.POST_NOTIFICATIONS` - `android.permission.READ_MEDIA_AUDIO` - `android.permission.RECEIVE_BOOT_COMPLETED` - `android.permission.WAKE_LOCK` - `com.android.vending.CHECK_LICENSE` - `com.google.android.c2dm.permission.RECEIVE` - `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE` - `com.google.android.gms.permission.AD_ID` - `com.manyulab.fibonacci.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` ## Similar extensions and apps - [Fibonacci Numbers](https://chrome-stats.com/d/wang.lazybones.puzzle) — 210 users - [Fibonacci Number Puzzle](https://chrome-stats.com/d/com.pixtory.fibonacci) — 6,779 users, 4.57 / 5 - [Fibonacci 2048: Math Number](https://chrome-stats.com/d/com.game.fibonacci2048) — 5 users - [Fibo - Numbers Game](https://chrome-stats.com/d/com.inspiredsquare.fibo) — 12,054 users - [Fibonacci — Number Puzzle Game](https://chrome-stats.com/d/games.patn.fibonacci) — 3,710 users - [Fibonacci Merge](https://chrome-stats.com/d/com.TunjaGames.FibonacciMerge) — 43 users - [Number Puzzle Game](https://chrome-stats.com/d/com.simorix.numpuz) — 319 users - [Fibonacci Fusion](https://chrome-stats.com/d/com.tag.fibonacci) — 7,345 users - [Math Funn](https://chrome-stats.com/d/plinko.monster.arcade.fighter) — 3 users - [Fibonacci Ball Puzzle Game](https://chrome-stats.com/d/com.fibonacciball.fibonacci_ball) — 9 users - [Up Number Merge Puzzle](https://chrome-stats.com/d/com.KeyCreation.UpNumberMergePuzzle) — 930 users - [Block Bloom](https://chrome-stats.com/d/com.BlockBloomCompany.BlockBloom) — 12,910 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.manyulab.fibonacci)