Best Building A Second Brain Apps & Games

183+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated July 2026

With an average user rating of 4.6★, the building a second brain category is one of the App Store's strongest. Browse all 183+ apps and games we track, sorted so the most loved ones surface first.

Compare top Building A Second Brain Apps & Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Building a Second BrainBuilding a Second BrainFree4.6★ (10)NoNoJul 2026
2MindPal - Brain Training GamesMindPal - Brain Training GamesFree4.7★ (85K)YesYesJul 2026
3BrainHQBrainHQFree4.6★ (22K)YesYesJul 2026
4Mind Games - Brain TrainingMind Games - Brain TrainingFree4.6★ (12K)YesNoJul 2026
5شعلة - درّب عقلك يومياًشعلة - درّب عقلك يومياًFree4.3★ (24K)YesYesJul 2026
6IQ2 - Brain Training, Brain Games, Memory GamesIQ2 - Brain Training, Brain Games, Memory GamesFree4.8★ (4.6K)NoNoJul 2026
7Two Fingers, but only one brain (2 F 1 B) - Split Brain Teaser, Cranial Quiz Puzzle Challenge GameTwo Fingers, but only one brain (2 F 1 B) - Split Brain Teaser, Cranial Quiz Puzzle Challenge GameFree4.2★ (294)NoYesJul 2026
8CogniFit - Brain TrainingCogniFit - Brain TrainingFree4.5★ (1.7K)YesYesJul 2026

Top Picks for Building A Second Brain

Building a Second Brain#1

Building a Second Brain by Forte Labs, LLC

Editor's Choice
🌐 Social Networking
4.6(10 ratings)
Free
Building a Second Brain screenshot 1
Building a Second Brain screenshot 2
Building a Second Brain screenshot 3
Building a Second Brain screenshot 4
Building a Second Brain screenshot 5
Building a Second Brain screenshot 6

This app helps you manage information overload and achieve your goals through personal knowledge management. Connect with a community focused on productivity and digital organization for a more peaceful and purposeful life.

MindPal - Brain Training Games#2

MindPal - Brain Training Games by Elektron Labs Inc.

Fun Brain Games
Strong Contender
📚 Education
4.7😊(85K ratings)
FreeAdsIn-App Purchases
MindPal - Brain Training Games screenshot 1
MindPal - Brain Training Games screenshot 2
MindPal - Brain Training Games screenshot 3
MindPal - Brain Training Games screenshot 4
MindPal - Brain Training Games screenshot 5
MindPal - Brain Training Games screenshot 6

This app offers a daily brain training program with over 40 games designed to improve memory, attention, language, and problem-solving skills. It provides personalized workouts and tracks your progress with detailed insights and comparisons to other users.

What We Love

  • 👍 Daily brain workouts
  • 🚀 Challenging yet fun games
  • 📈 Tracks progress and performance
  • 🧠 Helps improve cognitive abilities

Room to Improve

  • 💰 Expensive premium version
  • 🔒 Limits free version access
  • 📢 Too many ads in free version
BrainHQ#3

BrainHQ by Posit Science

Brain Training That Works
Worth Considering
📚 Education
4.6😊(22K ratings)
FreeAdsIn-App Purchases
BrainHQ screenshot 1
BrainHQ screenshot 2
BrainHQ screenshot 3
BrainHQ screenshot 4
BrainHQ screenshot 5
BrainHQ screenshot 6

This app offers a scientifically-backed brain training program designed to improve cognitive functions like memory, attention, and processing speed. It features adaptive exercises that adjust to your performance, fitting into your daily routine with sessions as short as five minutes.

What We Love

  • 🧠 Scientifically-backed brain exercises
  • 🤓 Challenging and engaging games
  • 🧠 Noticeable cognitive improvements
  • 👍 Customizable training focus

Room to Improve

  • 💰 Expensive subscription
  • 🤔 Unclear instructions and scoring
  • 🐛 Bugs and glitches

More Building A Second Brain apps to explore

4
Mind Games - Brain Training
Mind Games - Brain Training
Mind Games - Brain Training
by Mindware Consulting, Inc
Free

Engage in a variety of brain-training games designed to exercise different mental skills. Track your progress with score histories and standardized scales. A training center helps select personalized exercise routines.

Brain training gamesMental skill practiceScore history tracking
📚 Education
(12K)
ad-supported
5
شعلة - درّب عقلك يومياً
شعلة - درّب عقلك يومياً
شعلة - درّب عقلك يومياً
العاب ذكاء علمية رائعة
Free

Enhance your cognitive abilities with a daily brain workout. This app offers over 40 scientific games designed to improve memory, focus, language, and reaction speed. Track your progress and compare your intelligence quotient with others.

Daily personalized brain workoutsOver 40 cognitive gamesImprove memory and focus
📚 Education
(24K)
freemium
6
IQ2 - Brain Training, Brain Games, Memory Games
IQ2 - Brain Training, Brain Games, Memory Games
IQ2 - Brain Training, Brain Games, Memory Games
by Picup Inc.
Free

Enhance your cognitive abilities, including memory, IQ, and creativity, by training your right brain. This app focuses on improving peripheral vision and minimizing eye movement for faster information processing.

Improve memoryEnhance IQBoost cognition
📚 Education
(4.6K)
free
7
Two Fingers, but only one brain (2 F 1 B) - Split Brain Teaser, Cranial Quiz Puzzle Challenge Game
Two Fingers, but only one brain (2 F 1 B) - Split Brain Teaser, Cranial Quiz Puzzle Challenge Game
Two Fingers, but only one brain (2 F 1 B) - Split Brain Teaser, Cranial Quiz Puzzle Challenge Game
by WL Online Marketing LLC
Free

Test your multitasking abilities by playing two simple games simultaneously. Navigate through over 20 mini-puzzles with countless combinations. See how long you can survive the challenge.

Dual-game multitasking20+ mini-puzzlesHundreds of combinations
🎮 Games
(294)
free with in-app purchases
8
CogniFit - Brain Training
CogniFit - Brain Training
CogniFit - Brain Training
Test, train, improve your mind
Free

Engage in fun mental games designed to test, train, and improve your cognitive functions. Monitor your progress with personalized scores and track improvements in areas like memory, focus, and reaction time. This app offers a scientific approach to brain health for users of all ages.

Personalized brain training sessionsCognitive score monitoringImprove memory, focus, and reaction time
📚 Education
(1.7K)
free with in-app purchases
9
NeuroNation - Brain Training
NeuroNation - Brain Training
NeuroNation - Brain Training
Exercise your mind & memory
Free

Enhance your memory and cognitive abilities with science-backed exercises. This app offers personalized training programs, diverse games, and progress tracking to sharpen your mind and improve focus. Invest in your cognitive health with daily mental challenges.

Scientifically proven techniquesPersonalized training programsDiverse range of brain games
📚 Education
(4.3K)
free with in-app purchases
10
Memorado (GEIST): Brain & Mind
Memorado (GEIST): Brain & Mind
Memorado (GEIST): Brain & Mind
Get smart: games & meditation
Free

Enhance your cognitive abilities with a leading brain training program. Improve memory, concentration, logic, and reaction skills through engaging games and mindfulness exercises. Track your progress and achieve a sharper mind.

24 mind games with over 720 levelsTrain memory, logic, concentration, reaction, math skillsMindfulness exercises for stress reduction
📚 Education
(9.8K)
freemium
11
Impulse - Brain Training
Impulse - Brain Training
Impulse - Brain Training
Mental Health Games & Puzzles
Free

Enhance your cognitive abilities with personalized brain training games and puzzles. Discover your mental strengths and weaknesses through self-discovery tests, and track your progress over time to build a sharper mind.

Personalized daily training plansMemory & processing speed trainingAttention & focus exercises
📚 Education
(838K)
free with in-app purchases
12
NeuroBoost-IQ Enhance&CogniFit
NeuroBoost-IQ Enhance&CogniFit
NeuroBoost-IQ Enhance&CogniFit
Logic & Memory Brain Training
Free

Engage in daily, short exercises to enhance memory, logic, attention, and thinking skills. This app offers personalized training based on your performance and tracks your progress with clear reports. Enjoy a comfortable and secure brain training experience.

Daily brain exercisesMemory improvementLogic training
📚 Education
(2.3K)
free with in-app purchases
13
The Almanac
The Almanac
The Almanac
Feel clever through play
Free

Engaging logic puzzles designed to challenge your mind, boost focus, and improve memory. Offers a distraction-free experience for quick, fun sessions that turn downtime into productive brain time.

Logic puzzlesBoost focusImprove memory
💪 Health & Fitness
(5.5K)
free with in-app purchases
14
Mensa Brain Training
Mensa Brain Training
Mensa Brain Training
Play Official Mensa Games
Free

Engage in daily brain training exercises designed by experts and accredited by Mensa. Improve fluid intelligence through fun challenges in memory, concentration, agility, perception, and reasoning. Track your progress with a personal Mensa Brain Index.

Daily brain training exercisesExpert-developed challenges5 training disciplines (Memory, Concentration, Agility, Perception, Reasoning)
📚 Education
(505)
free with in-app purchases
15
Myndlift
Myndlift
Myndlift
Brain Health
Free

Enhance your brain health with personalized neurofeedback training. Use it with a compatible headband or access free resources for mental wellness. Track your progress and gain insights into your brain activity.

Personalized neurofeedback trainingBrain activity assessmentUnlimited training content
💪 Health & Fitness
(1.6K)
freemium
16
IQ Booster: Brain Games & Test
IQ Booster: Brain Games & Test
IQ Booster: Brain Games & Test
ADHD, IQ tests, Brain training
Free

Enhance memory, focus, and thinking speed with personalized brain training games and scientifically backed cognitive assessments. AI-powered exercises adapt to your skill level, offering fun challenges to improve logic, problem-solving, and mental agility.

Science-based brain gamesAI-powered personalizationCognitive assessments (IQ, ADHD, EQ)
📚 Education
(1.4K)
free with in-app purchases
17
Smart Brain: Mind-Blowing Game
Smart Brain: Mind-Blowing Game
Smart Brain: Mind-Blowing Game
Test Your Mind with Fun Game!
Free

Engage in over 250 levels of challenging brain teasers, tricky puzzles, and emoji quizzes designed to test your IQ and lateral thinking. This game offers a fun and addictive casual gaming experience for all ages, requiring logic, observation, and creative problem-solving skills.

250+ levels of brain teasersTricky puzzles and emoji quizzesTests IQ and lateral thinking
🎮 Games
(4.8K)
free with in-app purchases
18
BrainGain - IQ Brain Training
BrainGain - IQ Brain Training
BrainGain - IQ Brain Training
Solve Puzzles & Quizzes Daily
Free

Engage in daily brain training with adaptive games and mental tests designed to improve memory, focus, problem-solving, math, and language skills. Choose short bursts or longer sessions to fit your schedule and track your progress.

Adaptive cognitive gamesDaily brain workoutsBuild memory and focus
📚 Education
(22K)
free with in-app purchases
19
BrainBloom
BrainBloom
BrainBloom
Brain Training Games
Free

Enhance your cognitive abilities with neuroscience-based games designed to improve memory, problem-solving, math, and focus. Enjoy personalized daily workouts, track your progress with detailed analytics, and unlock achievements as you challenge yourself with engaging puzzles.

Personalized daily training plans24+ scientifically designed gamesChallenging puzzle adventures
📚 Education
(1.6K)
free with in-app purchases
20
Simbo - IQ & Brain Training
Simbo - IQ & Brain Training
Simbo - IQ & Brain Training
Train Memory, Focus & Logic
Free

This app offers science-driven brain training exercises designed to improve memory, logic, focus, and problem-solving skills in just 5 minutes daily. It provides personalized training, clear progress tracking, and engaging features to help users unlock their best mental performance.

Memory trainingLogic and reasoning enhancementPattern recognition exercises
📚 Education
(758)
free with in-app purchases

FAQ about Building A Second Brain

What are the best building a second brain apps & games for iPhone?
Building a Second Brain tops our building a second brain apps & games ranking as of July 2026, with a 4.6-star average from 10 App Store ratings, and it's free to download.
Yes — 20 of the top building a second brain apps & games we rank are free to download, including Building a Second Brain and MindPal - Brain Training Games.
Building a Second Brain has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 183+ building a second brain apps & games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Building a Second Brain is a learning community designed to help users manage information overload and achieve their goals. It focuses on personal knowledge management and digital organization.
The PARA Method is a system taught within the app to help you organize your digital information, making it easier to find what you need when you need it.