Best Second Brain Note Apps & Games

248+ iOS apps & games curated and reviewed

4.7 avg rating
20 free apps & games
Updated August 2026

If you already know Second Brain Note, this is the deeper bench. 248+ second brain note apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Second Brain Note Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Second Brain NoteSecond Brain NoteFree5.0★ (1)NoNoJul 2026
2Second Brain: Notes&KnowledgeSecond Brain: Notes&KnowledgeFreeNoYesAug 2026
3MAI: Second Brain NotesMAI: Second Brain NotesFreeNoYesAug 2026
4Second Brain - Voice NotesSecond Brain - Voice NotesFreeNoNoJun 2026
5Second Brain - AI AssistantSecond Brain - AI AssistantFreeNoYesAug 2026
6Obsidian - Connected NotesObsidian - Connected NotesFree4.5★ (2.7K)NoNoAug 2026
7Second Brain - AI Memory NotesSecond Brain - AI Memory NotesFree4.0★ (1)NoYesAug 2026
8TwinMind: AI Notes & MemoryTwinMind: AI Notes & MemoryFree4.8★ (855)NoYesAug 2026

Top Picks for Second Brain Note

Second Brain Note#1

Second Brain Note by Chandler Mosteller

Note Branches
Editor's Choice
🛠️ Developer Tools
5.0(1 ratings)
FreeIn-App Purchases
Second Brain Note screenshot 1
Second Brain Note screenshot 2
Second Brain Note screenshot 3

Organize your thoughts and tasks with a structured knowledge workspace. Capture ideas, visualize connections, and plan your days effectively. Streamline information collection and turn it into actionable insights for work, school, or personal life.

More Second Brain Note apps to explore

4
Second Brain - Voice Notes
Second Brain - Voice Notes
Second Brain - Voice Notes
AI Voice Notes
Free
📊 Productivity
(0)
5
Second Brain - AI Assistant
Second Brain - AI Assistant
Second Brain - AI Assistant
Everything in One Place
Free
📊 Productivity
(0)
6
Obsidian - Connected Notes
Obsidian - Connected Notes
Obsidian - Connected Notes
Your second brain on the go
Free

Organize your thoughts and ideas with a powerful knowledge base that utilizes local Markdown files. This app acts as your personal second brain, accessible on your mobile device for seamless note-taking and idea connection.

Local Markdown file storageCustomizable toolbarGraph view for connections
📊 Productivity
(2.7K)
free
7
Second Brain - AI Memory Notes
Second Brain - AI Memory Notes
Second Brain - AI Memory Notes
Voice journal, diary & recall
Free

This AI-powered journal captures your thoughts via voice or text, automatically organizing and connecting them. It helps you recall memories, discover patterns, and reflect on your growth.

AI classification, tagging, and summarizationSemantic search by meaningThree-layer memory system
📊 Productivity
(1)
freemium
8
TwinMind: AI Notes & Memory
TwinMind: AI Notes & Memory
TwinMind: AI Notes & Memory
Second brain for life and work
Free

This app acts as an AI-powered second brain, capturing and transcribing your conversations, meetings, and lectures. It automatically generates summaries, suggests tasks, and builds a searchable memory bank for personalized assistance and content generation, all while prioritizing user privacy.

AI-powered transcriptionAutomated summaries and action itemsSearchable memory bank
📊 Productivity
(855)
free
9
Memvel - Your Second Brain
Memvel - Your Second Brain
Memvel - Your Second Brain
Intelligence That Remembers
Free
📊 Productivity
(0)
10
Second Brain AI
Second Brain AI
Second Brain AI
by Imat Gokaslan
Free
📊 Productivity
(0)
11
aira - Private second brain
aira - Private second brain
aira - Private second brain
Notes & meetings, all offline
Free
📊 Productivity
(0)
12
Scribly: Easy Note Taking
Scribly: Easy Note Taking
Scribly: Easy Note Taking
Easy note taking for everyone
Free

Capture thoughts, tasks, and ideas effortlessly in a beautifully designed, clutter-free notebook. Organize notes with folders and labels, track your mood, and set reminders. Protect your private information with app lock.

Quick and simple note-takingOrganize with folders and labelsDaily journal and mood tracker
📊 Productivity
(1)
ad-supported
13
Building a Second Brain
Building a Second Brain
Building a Second Brain
by Forte Labs, LLC
Free

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.

PARA Method Mini-CourseCommunity HubExclusive event invitations
🌐 Social Networking
(10)
free
14
Pocket Brain – AI Second Brain
Pocket Brain – AI Second Brain
Pocket Brain – AI Second Brain
Second Brain in your Pocket
Free
📊 Productivity
(0)
15
Whispr: Your AI Second Brain
Whispr: Your AI Second Brain
Whispr: Your AI Second Brain
AI Notes, Ideas & Second Brain
Free
📊 Productivity
(0)
16
Orbit – Second Brain
Orbit – Second Brain
Orbit – Second Brain
A mind you can search
Free
📊 Productivity
(0)
17
Axiom - Your AI Second Brain
Axiom - Your AI Second Brain
Axiom - Your AI Second Brain
by Mithilkumar Shashikant Patel
Free

Organize thoughts, media, and archives into a unified cognitive workspace. This AI-powered tool transforms your inputs into structured, searchable insights and creates visual memory reels with AI narration. It offers secure, private data management with local biometric architecture and automated data purging.

Instant knowledge ingestion (scan, voice, document, paste, AI generation)Cinematic memory reels with AI voice-over narrationInteractive vault chat for data summarization and analysis
📊 Productivity
(1)
freemium
18
TheBrain: Smart Notes & Links
TheBrain: Smart Notes & Links
TheBrain: Smart Notes & Links
Turn ideas into knowledge.
Free

This app helps you capture, connect, and visualize all your ideas, notes, and files across devices. It acts as a digital memory, showing related items and allowing for dynamic mind mapping and powerful search to help you recall information instantly.

Award-winning visualizationNetworked notes with backlinksDynamic mind mapping
📊 Productivity
(150)
free with in-app purchases
19
Mnemo: My Second Brain
Mnemo: My Second Brain
Mnemo: My Second Brain
by Alvaro Juan Ciriaco
Free
📊 Productivity
(0)
20
Brain Go 2: Test your brain
Brain Go 2: Test your brain
Brain Go 2: Test your brain
Tricky Puzzles
Free

Engage in a series of challenging and humorous brain teasers and riddles designed to test your problem-solving and critical thinking skills. This game offers a fun way to improve cognitive abilities, memory, and general knowledge while enjoying yourself with friends.

Intellectual humor puzzlesMind-blowing brain teasersFunny word and digit trivia
🎮 Games
(11K)
free with in-app purchases

FAQ about Second Brain Note

What are the best second brain note apps & games for iPhone?
Second Brain Note tops our second brain note apps & games ranking as of August 2026, with a 5.0-star average from 1 App Store ratings, and it's free to download.
Yes — 20 of the top second brain note apps & games we rank are free to download, including Second Brain Note and Second Brain: Notes&Knowledge.
Second Brain Note has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 248+ second brain note apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Second Brain Note is a personal knowledge and productivity workspace designed to help users think clearly, plan intentionally, and keep their work and life organized. It offers features like a Brain Tree for hierarchical idea capture and a Mind Map for visual thinking.
Second Brain Note requires a subscription of $4.99 per month, with a 1-week free trial available. The app is listed as 'Free' initially, but the subscription is necessary for full functionality.

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