Best Complex Games

249+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated July 2026

Jigsaw Puzzle Game is the household name in complex games, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Complex Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Jigsaw Puzzle GameJigsaw Puzzle GameFree4.5★ (7.5K)YesYesAug 2026
2Daddy Long LegsDaddy Long LegsFree4.6★ (24K)YesYesAug 2026
3Peak - Brain TrainingPeak - Brain TrainingFree4.7★ (146K)YesYesAug 2026
4aaaaFree3.8★ (10K)YesYesAug 2026
5Offline Games - No Wifi GamesOffline Games - No Wifi GamesFree4.8★ (352K)YesYesAug 2026
6Elevate - Brain Training GamesElevate - Brain Training GamesFree4.8★ (538K)YesYesAug 2026
7Brain Test: Tricky PuzzlesBrain Test: Tricky PuzzlesFree4.8★ (1.4M)YesYesAug 2026
8The ComplexThe ComplexFree4.3★ (155)NoYesAug 2026

Top Picks for Complex Games

Jigsaw Puzzle Game#1

Jigsaw Puzzle Game by Ran Games , best puzzles

Expert Puzzles Photo Creation
Editor's Choice
🎮 Games
4.5😊(7.5K ratings)
FreeAdsIn-App Purchases
Jigsaw Puzzle Game screenshot 1
Jigsaw Puzzle Game screenshot 2
Jigsaw Puzzle Game screenshot 3
Jigsaw Puzzle Game screenshot 4
Jigsaw Puzzle Game screenshot 5

Engage your mind with a vast collection of beautiful jigsaw puzzles. Enjoy daily challenges, customize your experience with relaxing backgrounds, and play offline. Compete with friends and earn rewards in this calming puzzle game.

What We Love

  • 🧩 Excellent jigsaw puzzles
  • 👍 User-friendly interface
  • 🤗 Variety of puzzle options
  • 🎨 High-quality images

Room to Improve

  • 💰 Subscription model required for full access
  • 📺 Excessive ads
  • 🔄 Repeated daily puzzles
Daddy Long Legs#2

Daddy Long Legs by Set Snail ApS

Strong Contender
🎮 Games
4.6😊(24K ratings)
FreeAdsIn-App Purchases
Daddy Long Legs screenshot 1
Daddy Long Legs screenshot 2
Daddy Long Legs screenshot 3
Daddy Long Legs screenshot 4
Daddy Long Legs screenshot 5

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.

What We Love

  • 👍 Fun and challenging game
  • 🕷️ Cute and creative character design
  • 💰 Reasonable in-app purchases
  • 🎁 Enjoyable gift/reward system

Room to Improve

  • 🔍 Lack of tutorial or guidance
  • 🕷️ Horse mode is too difficult
  • 📺 Excessive ads interrupting gameplay
Peak - Brain Training#3

Peak - Brain Training by Synaptic Labs

Better games for smarter minds
Worth Considering
📚 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

More Complex Games apps to explore

4
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Can You Beat Level 31?
Free

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.

One-tap gameplayOver 1,300 handcrafted levelsOffline play
🎮 Games
(10K)
free with in-app purchases
5
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
(352K)
free with in-app purchases
6
Elevate - Brain Training Games
Elevate - Brain Training Games
Elevate - Brain Training Games
Vocab, Memory, & Math Puzzles
Free

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.

40+ brain training gamesPerformance trackingPersonalized workouts
📚 Education
(538K)
freemium
7
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
(1.4M)
free with in-app purchases
8
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
9
Triple Roll Tersam
Triple Roll Tersam
Triple Roll Tersam
Plan your moves.
Free
🎮 Games
(0)
10
GameFeed: Instant Mini Games
GameFeed: Instant Mini Games
GameFeed: Instant Mini Games
Swipe & Play. Offline Gaming.
Free
🎮 Games
(0)
11
10X Games
10X Games
10X Games
Games with 10 Levels, No Ads
Free
🎮 Games
(0)
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
(3.6K)
free with in-app purchases
13
Four in a Row | Minimal Games
Four in a Row | Minimal Games
Four in a Row | Minimal Games
Classic Strategy Game
Free
🎮 Games
(0)
14
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
(5.2K)
free with in-app purchases
15
Abstract Games
Abstract Games
Abstract Games
Strategic Thinking Game
Free
🎮 Games
(0)
16
ONE-DOT GAMES
ONE-DOT GAMES
ONE-DOT GAMES
1-dot mini-game collection
Free
🎮 Games
(0)
17
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
(25K)
free with in-app purchases
18
Esnetonu
Esnetonu
Esnetonu
Plan the distance
Free
🎮 Games
(0)
19
Hunterav
Hunterav
Hunterav
Move with purpose. Stay alert.
Free
🎮 Games
(0)
20
Cizipvur
Cizipvur
Cizipvur
Shape the move Face the result
Free
🎮 Games
(0)

FAQ about Complex Games

What are the best complex games for iPhone?
Jigsaw Puzzle Game tops our complex games ranking as of July 2026, with a 4.5-star average from 7.5K App Store ratings, and it's free to download.
Yes — 20 of the top complex games we rank are free to download, including Jigsaw Puzzle Game and Daddy Long Legs.
Jigsaw Puzzle Game shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 249+ complex games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app offers a relaxing and challenging experience with thousands of beautiful jigsaw puzzles. It's designed to help you train your brain, reduce stress, and unwind. You can explore various themes, enjoy daily challenges, and play offline.
Key features include a vast library of beautiful puzzles, daily challenges, adjustable difficulty settings (number of pieces, rotation), smooth drag-and-drop controls, and an offline mode for playing anywhere. You can also customize backgrounds and connect with a puzzle community.