Best Difficult Puzzles Apps & Games

250+ iOS apps & games curated and reviewed

4.7 avg rating
20 free apps & games
Updated October 2026

Out of 250+ difficult puzzles apps and games on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Difficult Puzzles Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Brain It On!Brain It On!Free4.5★ (5.2K)YesYesOct 2026
2Niwa: Japanese Logic PuzzlesNiwa: Japanese Logic PuzzlesFree—NoNoJul 2026
3Impulse - Brain TrainingImpulse - Brain TrainingFree4.7★ (850K)YesYesOct 2026
4Field: No-Guess PuzzlesField: No-Guess PuzzlesFree—NoYesAug 2026
5Firenze PuzzleFirenze PuzzleFree—NoYesMay 2026
6Picto: Daily Nonogram PuzzlesPicto: Daily Nonogram PuzzlesFree—YesYesOct 2026
7Frustrating Puzzle GameFrustrating Puzzle GameFree4.6★ (6.7K)YesYesOct 2026
8Slide puzzle: unblock it on!Slide puzzle: unblock it on!Free4.2★ (220)NoNoAug 2026

Top Picks for Difficult Puzzles

Brain It On!#1

Brain It On! by Orbital Nine Games Inc

Challenging Physics Puzzles
Editor's Choice
🎮 Games
4.5😊(5.2K ratings)
FreeAdsIn-App Purchases
Brain It On! screenshot 1
Brain It On! screenshot 2
Brain It On! screenshot 3
Brain It On! screenshot 4
Brain It On! screenshot 5

Engage your mind with tricky physics puzzles. Draw shapes to find creative solutions to increasingly difficult challenges. Compete with friends and discover multiple ways to solve each puzzle.

What We Love

  • 🚀 Challenging and fun
  • 🔒 No ads
  • 👍 Engaging physics-based puzzles
  • 👍 Encourages creative thinking
  • 👍 Good for brain exercise

Room to Improve

  • 🐛 Drawing accuracy issues
  • 🐛 Glitches and crashes
  • 🐛 Difficulty spikes too quickly
  • 🔋 Overheating on some devices
  • 👎 Too many ads for hints
Impulse - Brain Training#3

Impulse - Brain Training by GMRD Apps Limited

Mental Health Games & Puzzles
Worth Considering
📚 Education
4.7😊(850K ratings)
FreeAdsIn-App Purchases
#14in Education
Impulse - Brain Training screenshot 1
Impulse - Brain Training screenshot 2
Impulse - Brain Training screenshot 3
Impulse - Brain Training screenshot 4
Impulse - Brain Training screenshot 5
Impulse - Brain Training screenshot 6

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.

What We Love

  • 🤩 Engaging and fun brain games
  • 🧠 Helpful for improving focus, memory, and cognitive abilities
  • 📈 Tracks progress and compares to peers
  • 🧘‍♀️ Relaxing and calming experience
  • 🏆 Motivating to improve scores and skills

Room to Improve

  • 💰 Expensive subscription model, with limited free access
  • 🤖 Misleading ads and paywalls for test results
  • 🙄 Excessive ads and upselling in free version
  • 🔒 Difficult to cancel subscription
  • 🤨 Questionable accuracy of personality/IQ tests

More Difficult Puzzles apps to explore

FAQ about Difficult Puzzles

What are the best difficult puzzles apps & games for iPhone?
Brain It On! tops our difficult puzzles apps & games ranking as of October 2026, with a 4.5-star average from 5.2K App Store ratings, and it's free to download.
Yes — 20 of the top difficult puzzles apps & games we rank are free to download, including Brain It On! and Niwa: Japanese Logic Puzzles.
Brain It On! shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ difficult puzzles apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.