Best Complex Games

238+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated May 2026

Elevate is the household name in complex games, but it's far from the only option. We track 238+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Complex Games

Elevate - Brain Training Games#1

Elevate - Brain Training Games by Elevate Labs, LLC

Vocab, Memory, & Math Puzzles
Editor's Choice
📚 Education
4.8😊(534K ratings)
FreeAdsIn-App Purchases
#16in Education
Elevate - Brain Training Games screenshot 1
Elevate - Brain Training Games screenshot 2
Elevate - Brain Training Games screenshot 3
Elevate - Brain Training Games screenshot 4
Elevate - Brain Training Games screenshot 5
Elevate - Brain Training Games screenshot 6

Enhance cognitive abilities like focus, memory, and math skills with a personalized daily training program. Improve productivity, earning power, and self-confidence through engaging brain games designed by experts.

What We Love

  • 🚀 Effective brain training
  • 👍 Enjoyable and engaging games
  • ✨ Improves cognitive abilities
  • 💡 Customizable training

Room to Improve

  • 🐛 Occasional glitches and bugs
  • ⏱️ Overly focused on speed rather than learning
  • 💰 Expensive subscription
Peak - Brain Training#2

Peak - Brain Training by Synaptic Labs Ltd

Better games for smarter minds
Strong Contender
📚 Education
4.7😐(146K ratings)
FreeAdsIn-App Purchases
Peak - Brain Training screenshot 1
Peak - Brain Training screenshot 2
Peak - Brain Training screenshot 3
Peak - Brain Training screenshot 4
Peak - Brain Training screenshot 5
Peak - Brain Training screenshot 6

Enhance your cognitive abilities with over 45 engaging games designed to improve memory, attention, problem-solving, and more. Track your progress with detailed insights and compete with friends. A free basic version is available, with an optional Pro upgrade for a full brain training experience.

What We Love

  • 💪 Challenging and engaging games
  • 🧠 Effective brain training
  • 📊 Detailed progress tracking
  • 🔍 Variety of game categories

Room to Improve

  • 🔍 Limited free games
  • 💰 Expensive subscription
  • 🔁 Repetitive game content
aa#3

aa by General Adaptive Apps Pty Ltd

Tap. Fail. Rage. Tap. WIN!
Worth Considering
🎮 Games
3.9😊(10K ratings)
FreeAdsIn-App Purchases
aa screenshot 1
aa screenshot 2
aa screenshot 3

A minimalist one-tap puzzle game that tests your skill, focus, and timing. Shoot dots into a spinning circle without collision to progress through over 1,300 challenging levels. Play offline and compete with friends in this addictive, timeless experience.

What We Love

  • 🚀 Fun and addictive gameplay
  • 👍 Simple and challenging
  • 🎨 Customizable colors
  • 💯 Satisfying when passing levels

Room to Improve

  • 🔍 Inconsistent difficulty levels
  • 📺 Too many ads
  • 🐛 Glitches and crashes

More Complex Games apps to explore

4
Offline Games - No Wifi Games
Offline Games - No Wifi Games
Offline Games - No Wifi Games
Classic brain train minigames
Free

A diverse collection of over 20 classic and modern minigames designed for all ages. Enjoy brain-training puzzles, word games, strategy challenges, and multiplayer options without needing an internet connection. Perfect for keeping your mind sharp and entertained anytime, anywhere.

Over 20 unique minigamesNumber and word puzzle gamesStrategy and mind-bending challenges
🎮 Games
(324K)
free with in-app purchases
5
Brain Test: Tricky Puzzles
Brain Test: Tricky Puzzles
Brain Test: Tricky Puzzles
Can you solve them all?
Free

Engage your mind with a collection of clever and surprising puzzles that use misdirection and playful logic. This app offers unconventional challenges designed for casual enjoyment and creative thinking, perfect for solo play or sharing.

Unconventional puzzle designSurprising twistsSimple mechanics
🎮 Games
(240K)
free with in-app purchases
6
Daddy Long Legs
Daddy Long Legs
Daddy Long Legs
by Set Snail ApS
Free

Experience the hilariously difficult challenge of walking with impossibly long legs. Control a character with disproportionately long limbs, tapping to advance one leg at a time. Unlock costumes and complete quests in this fun, rewarding, and endlessly entertaining endless walker.

Endless walking gameplayControl characters with long legsUnlockable costumes
🎮 Games
(24K)
free with in-app purchases
7
Brain Games - Left vs Right
Brain Games - Left vs Right
Brain Games - Left vs Right
Mind Puzzles & Memory Training
Free

Enhance cognitive skills with daily brain training exercises. This app offers 50 mini-games across six categories to improve awareness, adaptability, reflex, reasoning, precision, and patience. Keep your mind sharp and prepared for daily challenges.

50 mini-games6 cognitive categoriesDaily brain training
🎮 Games
(24K)
free with in-app purchases
8
Brick Block - Puzzle Game
Brick Block - Puzzle Game
Brick Block - Puzzle Game
Classic and addictive
Free

Place colored blocks on a 10x10 board to fill rows or columns and clear them. This game offers a relaxing, brain-training experience with no time limits, encouraging strategic thinking for combos and high scores. Earn rewards by clearing lines and reaching checkpoints.

10x10 board gameplayDrag and drop block placementFill rows and columns to clear
🎮 Games
(12K)
free with in-app purchases
9
Cross Logic Puzzle Game
Cross Logic Puzzle Game
Cross Logic Puzzle Game
Solve clue grid puzzles
Free

Challenge your mind with engaging grid-based logic puzzles. Solve mysteries and progress through numerous levels to boost your brainpower and enjoy hours of entertainment. This app offers a fun way to exercise your cognitive skills.

Grid logic puzzlesBrain teasersClue solving
🎮 Games
(49K)
free with in-app purchases
10
Water Sort Puzzle
Water Sort Puzzle
Water Sort Puzzle
Color sorting puzzle games
Free

This is a relaxing yet challenging puzzle game where you sort colored water into glasses. The goal is to have each glass contain only one color. It offers hundreds of levels and simple controls, perfect for exercising your brain.

Water sort puzzle gameplayHundreds of levelsOffline play
🎮 Games
(324K)
free with in-app purchases
11
MindPal - Brain Training Games
MindPal - Brain Training Games
MindPal - Brain Training Games
Fun Brain Games
Free

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.

Over 40 brain gamesPersonalized daily workoutsTrains memory and attention
📚 Education
(85K)
freemium
12
Crafting Idle Clicker
Crafting Idle Clicker
Crafting Idle Clicker
Craft complex production lines
Free

Build intricate production lines, from basic materials to legendary items. Automate sales, upgrade units, and unlock hundreds of achievements. Invest in research and customize your workshop for a deep crafting experience.

Mine and harvest resourcesBuild complex production linesAutomate sales and upgrades
🎮 Games
(3.5K)
free with in-app purchases
13
The Complex
The Complex
The Complex
An interactive sci-fi thriller
Free

Experience a sci-fi thriller where your choices shape the narrative and lead to one of eight endings. Navigate a locked-down lab after a bio-weapon attack, managing relationships and your character's personality.

Interactive gameplayMultiple endingsRelationship tracking
🎮 Games
(155)
free with in-app purchases
14
Brain Puzzle Games for Adults
Brain Puzzle Games for Adults
Brain Puzzle Games for Adults
Thinking Test for Mind,Memory
Free

Engage in daily brain games designed to assess and enhance your cognitive abilities, particularly short-term memory. This application offers a fun way to gauge your brain's age and track improvements over time. It provides unlimited access to all games and removes ads with a premium subscription.

Daily brain gamesTest brain ageImprove short-term memory
🎮 Games
(17K)
subscription
15
Auralux: Constellations
Auralux: Constellations
Auralux: Constellations
by War Drum Studios LLC
Free

Experience a unique real-time strategy game with a focus on relaxation and cerebral challenge. Master strategic choices across 150 levels, featuring ambient music and minimalistic graphics. Engage in planetary warfare with up to four players online.

150 unique levelsOnline multiplayerAmbient music
🎮 Games
(5.1K)
free with in-app purchases
16
Lumosity: Brain Training Games
Lumosity: Brain Training Games
Lumosity: Brain Training Games
Play Brain Games & Puzzles
Free

Engage your mind with a variety of science-based brain games and puzzles designed to improve memory, attention, and problem-solving skills. Personalized daily workouts and detailed performance insights help you track progress and achieve cognitive goals.

40+ adaptive brain gamesDaily personalized workout plansPerformance insights
📚 Education
(128K)
free with in-app purchases
17
Logic Riddle-Puzzle Games
Logic Riddle-Puzzle Games
Logic Riddle-Puzzle Games
Brain Training Board Games
Free

Engage your mind with logic puzzles by decoding clues and filling grids. Solve thousands of unique challenges with increasing difficulty, from easy to expert. Enjoy a satisfying brain-training experience.

Decode written cluesFill in the gridThousands of unique puzzles
🎮 Games
(22K)
free with in-app purchases
18
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
19
One Line One Stroke Mind Game
One Line One Stroke Mind Game
One Line One Stroke Mind Game
Connect dots with lines!
Free

Engage your mind with a challenging puzzle game where you connect all dots using a single, continuous line. Exercise your brain daily with hundreds of free puzzles and helpful hints when you get stuck.

Connect all dots with one touchHundreds of challenging puzzle packsDaily brain training exercises
🎮 Games
(12K)
free with in-app purchases
20
Soul.io 3D - .io Games For Fun
Soul.io 3D - .io Games For Fun
Soul.io 3D - .io Games For Fun
NEW - Most Fun .io games
Free

Engage in thrilling .io games with various modes like Classic, Team, and Battle Royale. Customize your characters, grow by eating food, and outmaneuver opponents to climb the leaderboards. Enjoy offline and online play with simple controls.

Multiple game modes (Classic, Team, Tag, Battle Royale)Character customization with skinsLeaderboard progression
🎮 Games
(4.1K)
free with in-app purchases