Best Complexity Apps & Games

137+ iOS apps & games curated and reviewed

4.3 avg rating
17 free apps & games
Updated August 2026

From beginner-friendly picks to power-user tools, our complexity list covers 137+ iPhone apps and games updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Complexity Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Perplexity - AI Search & ChatPerplexity - AI Search & ChatFree4.8★ (493K)NoYesAug 2026
2Factory: B2B MarketplaceFactory: B2B MarketplaceFree5.0★ (8)NoNoAug 2026
3Computational ComplexityComputational ComplexityFree5.0★ (4)NoNoMay 2026
4Complexity managementComplexity managementFreeNoNoMay 2026
5Try ComplexityTry ComplexityFree5.0★ (2)NoNoMay 2026
6Claude by AnthropicClaude by AnthropicFree4.7★ (217K)NoYesAug 2026
7Game of Life AIGame of Life AI$0.99NoNoJul 2026
8NKS Explorer 2022NKS Explorer 2022Free4.0★ (3)NoNoMay 2026

Top Picks for Complexity

Perplexity - AI Search & Chat#1

Perplexity - AI Search & Chat by Perplexity AI, Inc.

Ask. Research. Trusted Answers
Editor's Choice
📊 Productivity
4.8😊(493K ratings)
FreeIn-App Purchases
#5in Productivity
Perplexity - AI Search & Chat screenshot 1
Perplexity - AI Search & Chat screenshot 2
Perplexity - AI Search & Chat screenshot 3
Perplexity - AI Search & Chat screenshot 4
Perplexity - AI Search & Chat screenshot 5
Perplexity - AI Search & Chat screenshot 6

Get accurate, source-backed answers to any question with this AI-powered search and chat tool. It leverages top AI models for deep research, drafting emails, and more, syncing across devices. Discover new information and organize your findings in a personal library.

What We Love

  • 🚀 Saves time, fast and efficient
  • 🔍 Comprehensive and detailed answers
  • 📚 Provides sources and citations
  • 🤖 Excellent AI-powered search

Room to Improve

  • 🐛 Occasional bugs and glitches
  • 🔒 Restrictions on VPN usage
  • 💰 Expensive subscription
Factory: B2B Marketplace#2

Factory: B2B Marketplace by Complexity LLC

Buy directly from factories
Strong Contender
💼 Business
5.0(8 ratings)
Free
Factory: B2B Marketplace screenshot 1
Factory: B2B Marketplace screenshot 2
Factory: B2B Marketplace screenshot 3
Factory: B2B Marketplace screenshot 4
Factory: B2B Marketplace screenshot 5
Factory: B2B Marketplace screenshot 6

Connect with global manufacturers, suppliers, and service partners. Discover companies, explore their offerings, and communicate directly to find new business opportunities. Create a company profile to showcase your business and increase visibility.

Computational Complexity#3

Computational Complexity by Patrick Madden

Worth Considering
📚 Education
5.0(4 ratings)
Free
Computational Complexity screenshot 1
Computational Complexity screenshot 2
Computational Complexity screenshot 3
Computational Complexity screenshot 4

Explore fundamental concepts of computational complexity with interactive graphs and live sorting algorithm demonstrations. Developed by academics, this app offers a fun and educational way to visualize algorithmic growth and efficiency.

More Complexity apps to explore

4
Complexity management
Complexity management
Complexity management
E-book for software developers
Free
📚 Books
(0)
5
Try Complexity
Try Complexity
Try Complexity
Great drinks, better mornings.
Free

Explore a diverse range of non-alcoholic and THC-infused beverages. Discover new drinks through a comprehensive database, community reviews, and personalized recommendations. Share your favorites and stay updated on the latest trends and offers.

Beverage databaseCommunity reviewsPersonalized recommendations
🌟 Lifestyle
(2)
free
6
Claude by Anthropic
Claude by Anthropic
Claude by Anthropic
AI assistant for life and work
Free

This AI assistant helps you write, research, code, and solve complex problems. It can analyze documents, code, and images, and even respond to voice commands. Expand your capabilities and tackle new projects with this intelligent thinking partner.

AI writing assistanceCoding and programming helpResearch and data insights
📊 Productivity
(217K)
free with in-app purchases
7
Game of Life AI
Game of Life AI
Game of Life AI
Evolving Cellular Automaton
$0.99
🎬 Entertainment
(0)
8
NKS Explorer 2022
NKS Explorer 2022
NKS Explorer 2022
by John Kiehl
Free

Explore the "New Kind of Science" with this app, inspired by Stephen Wolfram's work on complexity. Generate intricate patterns and gain insights into the universe's underlying principles. Discover and create your own unique scientific patterns.

Explore "New Kind of Science"Generate complex patternsGain insights into the universe
📚 Education
(3)
free
9
Complicated problem solving
Complicated problem solving
Complicated problem solving
productivity, self improvement
Free
📚 Education
(0)
10
Microsoft Edge
Microsoft Edge
Microsoft Edge
Start here, get it done here
Free

This AI-powered browser integrates a personal assistant to enhance productivity. It helps summarize content, answer questions, and create images using advanced AI models. Customize your browsing with extensions and enjoy enhanced privacy and security features.

AI-powered browsing with CopilotSummarize articles, videos, and PDFsGenerate images with AI
🔧 Utilities
(558K)
free with in-app purchases
11
Systems Thinking Daily
Systems Thinking Daily
Systems Thinking Daily
30 Principles Think in Systems
$0.99
📚 Education
(0)
12
yandex ai: yapay zeka asistanı
yandex ai: yapay zeka asistanı
yandex ai: yapay zeka asistanı
Smart search & art generator
Free

This app combines AI chat with advanced search to provide instant answers and solutions. Generate images, browse the web, and manage daily tasks with a single, intelligent assistant. It's designed to simplify your internet use and boost productivity.

AI-powered chat and searchText, voice, and image inputImage and video generation
📊 Productivity
(36)
ad-supported
13
Nexal AI - AI Chat & Image
Nexal AI - AI Chat & Image
Nexal AI - AI Chat & Image
Ask, search, generate images
Free

This app integrates multiple advanced AI language models and image generation capabilities into a single interface. It offers smart news summaries, custom AI personas, and pre-made prompts to enhance productivity and creativity.

Multiple AI models (ChatGPT, Claude, Gemini)AI image generationSmart news summaries
📊 Productivity
(31)
free with in-app purchases
14
Chat AI Pro - Ask Anything
Chat AI Pro - Ask Anything
Chat AI Pro - Ask Anything
Сhat AI Assistant Chatbot App
Free

Get quick and precise answers to any question with this AI assistant. It combines the best features of existing AI models into one user-friendly tool, making knowledge accessible with a single tap.

Comprehensive AI systemAnswers questions quickly and preciselyCombines best AI model features
📊 Productivity
(21)
free with in-app purchases
15
Lichen: Big-O Algorithms
Lichen: Big-O Algorithms
Lichen: Big-O Algorithms
Algorithm complexity reference
Free
🔍 Reference
(0)
16
Tip & Tumble
Tip & Tumble
Tip & Tumble
by Idle Complexities Ltd
$0.99

Solve intricate mazes by tilting your device or swiping. This game focuses on logical thinking and forward planning, offering 90 hand-designed puzzles with realistic 3D animation. Solutions can be reviewed and replayed.

Tilt or swipe controls90 hand-designed puzzlesLogical thinking challenges
🎮 Games
(0)
paid
17
Rope Trail
Rope Trail
Rope Trail
Grid puzzles made exciting!
Free

Connect colored pins by dragging and releasing them across a grid. Strategically avoid obstacles and use directional pins to guide ropes. Enjoy a visually stunning puzzle experience with no move limits.

Drag and release controlsConnect colored pinsAvoid obstacles
🎮 Games
(1)
free
18
complexCataract
complexCataract
complexCataract
Cataract Surgery Tool
Free

This medical tool aids ophthalmology trainees in calculating cataract surgery complexity using a published scoring system. It helps to potentially minimize operative complications by providing fast and easy calculations based on established research.

Cataract surgery complexity scoringBased on Nderitu and Ursell 2018 workFast and easy calculations
🏥 Medical
(8)
free
19
ARURAKU - Algorithms in Motion
ARURAKU - Algorithms in Motion
ARURAKU - Algorithms in Motion
Learn algorithms by watching
Free
📚 Education
(0)
20
Dot Pattern: Touch & Match
Dot Pattern: Touch & Match
Dot Pattern: Touch & Match
Dot Pattern: Touch & Match
Free

A simple yet challenging game where you must tap dots in the correct sequence and order. Time is critical, and mistakes cost precious seconds. Test your memory and logic as patterns become increasingly complex.

Sequence and order tappingTime-based challengesIncreasing pattern complexity
🎮 Games
(3)
ad-supported

FAQ about Complexity

What are the best complexity apps & games for iPhone?
Perplexity - AI Search & Chat tops our complexity apps & games ranking as of August 2026, with a 4.8-star average from 493K App Store ratings, and it's free to download.
Yes — 17 of the top complexity apps & games we rank are free to download, including Perplexity - AI Search & Chat and Factory: B2B Marketplace.
Perplexity - AI Search & Chat has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 137+ complexity apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides accurate answers to any question, backed by sources and citations. It leverages advanced AI models for deep research, allows for conversational follow-ups, and includes an AI assistant for tasks like drafting emails and scheduling.
Key features include AI-powered search with cited sources, guided deep research, thread follow-ups for deeper understanding, an AI assistant for various tasks, voice search, and a personal library to curate discoveries.

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