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Best Hardest Quiz Apps & Games

248+ iOS apps & games curated and reviewed

4.3 avg rating
20 free apps & games
Updated October 2026

Whether you're new to hardest quiz or looking for an upgrade, our curated collection of 248+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Hardest Quiz Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1The Impossible Quiz!The Impossible Quiz!Free3.0★ (405)NoYesOct 2026
2Hardest Quiz Ever!Hardest Quiz Ever!Free4.8★ (3.6K)NoYesOct 2026
3Brain Test: Tricky PuzzlesBrain Test: Tricky PuzzlesFree4.8★ (1.5M)YesYesOct 2026
4The Moron Test: IQ Brain GamesThe Moron Test: IQ Brain GamesFree4.7★ (19K)YesYesOct 2026
5Hardest Quiz Ever 2!Hardest Quiz Ever 2!Free4.2★ (40)NoYesOct 2026
6100 PICS Quiz - Picture Trivia100 PICS Quiz - Picture TriviaFree4.6★ (73K)YesYesOct 2026
7Onda On: Hardest Quiz Ever?Onda On: Hardest Quiz Ever?Free—YesYesOct 2026
8QuizTime - TriviaQuizTime - TriviaFree4.5★ (60K)YesYesOct 2026

Top Picks for Hardest Quiz

The Impossible Quiz!#1

The Impossible Quiz! by inXile Entertainment

Editor's Choice
🎬 Entertainment
3.0😐(405 ratings)
FreeIn-App Purchases
The Impossible Quiz! screenshot 1
The Impossible Quiz! screenshot 2
The Impossible Quiz! screenshot 3

This app offers a challenging and unpredictable quiz experience with over 100 questions, including new mind-bending puzzles and augmented reality challenges. It requires quick thinking, luck, and out-of-the-box logic to progress. Save your progress with purchasable bookmarks.

What We Love

  • 🤖 Challenging and addictive gameplay
  • 🤡 Funny and unique questions
  • 🎮 Exactly like the original PC version

Room to Improve

  • 🐛 Buggy AR questions that don't work properly
  • 🤯 Frustratingly difficult and impossible to complete
  • 💰 Monetization with paid checkpoints
Hardest Quiz Ever!#2

Hardest Quiz Ever! by Leigh Be

A very difficult test!
Strong Contender
🎮 Games
4.8😊(3.6K ratings)
FreeIn-App Purchases
Hardest Quiz Ever! screenshot 1
Hardest Quiz Ever! screenshot 2
Hardest Quiz Ever! screenshot 3
Hardest Quiz Ever! screenshot 4
Hardest Quiz Ever! screenshot 5

Test your intellect and problem-solving skills with a challenging quiz. Featuring over 600 questions, this app requires common sense and advanced arithmetic to complete. Compete with friends and use hints or social sharing when you get stuck.

What We Love

  • 🤩 Fun and interesting
  • 👍 Challenging and mind-training
  • 💡 Great for brain exercise
  • 👍 Addictive and engaging

Room to Improve

  • 🤬 Too many ads
  • 🤯 Extremely difficult and frustrating
  • 🤔 Confusing or illogical answers
  • 🤕 Restarts level when getting one wrong
Brain Test: Tricky Puzzles#3

Brain Test: Tricky Puzzles by UNICO STUDIO

Can you solve them all?
Worth Considering
🎮 Games
4.8😐(1.5M ratings)
FreeAdsIn-App Purchases
#2in Games
Brain Test: Tricky Puzzles screenshot 1
Brain Test: Tricky Puzzles screenshot 2
Brain Test: Tricky Puzzles screenshot 3
Brain Test: Tricky Puzzles screenshot 4
Brain Test: Tricky Puzzles screenshot 5
Brain Test: Tricky Puzzles screenshot 6

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.

What We Love

  • 🚀 Fun and challenging
  • 👍 Helps sharpen the mind
  • 😊 Addictive and entertaining

Room to Improve

  • 🤬 Too many ads
  • 🙄 Ads interrupt gameplay
  • 😒 Ads are repetitive
  • 😠 Ads are unskippable

More Hardest Quiz apps to explore

FAQ about Hardest Quiz

What are the best hardest quiz apps & games for iPhone?
The Impossible Quiz! tops our hardest quiz apps & games ranking as of October 2026, with a 3.0-star average from 405 App Store ratings, and it's free to download.
Yes — 20 of the top hardest quiz apps & games we rank are free to download, including The Impossible Quiz! and Hardest Quiz Ever!.
The Impossible Quiz! has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 248+ hardest quiz apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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