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Best Hard Quiz Apps & Games

249+ iOS apps & games curated and reviewed

4.1 avg rating
20 free apps & games
Updated August 2026

From beginner-friendly picks to power-user tools, our hard quiz list covers 249+ iPhone apps and games updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Hard Quiz Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1The Impossible Quiz!The Impossible Quiz!Free3.0★ (405)NoYesAug 2026
2Quiz Planet ･Quiz Planet ･Free4.6★ (15K)YesNoAug 2026
3Quizoid: Offline Trivia QuizQuizoid: Offline Trivia QuizFree4.6★ (2.6K)YesYesAug 2026
4Hardest Quiz Ever!Hardest Quiz Ever!Free4.8★ (3.6K)NoYesAug 2026
5Impossible Quiz - Hard TestImpossible Quiz - Hard TestFree4.8★ (25)YesNoJul 2026
6QuizzLand. Quiz & Trivia gameQuizzLand. Quiz & Trivia gameFree4.7★ (221K)YesYesAug 2026
7Quiz Game by aKingiQuiz Game by aKingiFree—NoNoJun 2026
8General Knowledge Quiz !General Knowledge Quiz !Free4.6★ (2.3K)YesYesAug 2026

Top Picks for Hard 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
Quiz Planet ･#2

Quiz Planet ･ by LOTUM one GmbH

Social Quiz & Trivia Game
Strong Contender
🎮 Games
4.6😐(15K ratings)
FreeAds
Quiz Planet ･ screenshot 1
Quiz Planet ･ screenshot 2
Quiz Planet ･ screenshot 3
Quiz Planet ･ screenshot 4
Quiz Planet ･ screenshot 5

Engage in a fast-paced social quiz game to challenge friends and other players. Test your knowledge across 19 diverse categories with over 10,000 questions. Climb the leaderboards and discover who knows more.

What We Love

  • 🚀 Enjoyable game
  • 🚀 Great trivia format and variety
  • 🚀 Engaging and fun to play
  • 🚀 Helps keep mind sharp

Room to Improve

  • 🐛 Game freezes and crashes
  • 💸 Too many ads and interruptions
  • 🐛 Incorrect answers and inaccurate questions
Quizoid: Offline Trivia Quiz#3

Quizoid: Offline Trivia Quiz by Richard Raue

General Knowledge Quiz Game
Worth Considering
🎮 Games
4.6😊(2.6K ratings)
FreeAdsIn-App Purchases
Quizoid: Offline Trivia Quiz screenshot 1
Quizoid: Offline Trivia Quiz screenshot 2
Quizoid: Offline Trivia Quiz screenshot 3
Quizoid: Offline Trivia Quiz screenshot 4
Quizoid: Offline Trivia Quiz screenshot 5
Quizoid: Offline Trivia Quiz screenshot 6

Test your general knowledge with over 6,000 up-to-date trivia questions. Play offline in five engaging game modes, utilize helpful lifelines, and explore 18 diverse knowledge areas. Report incorrect questions to help improve the quiz experience.

What We Love

  • 🚀 Outstanding variety and challenging questions
  • 👍 Fantastic trivia game
  • 🌟 Excellent, excellent game
  • 🌟 Wonderful offline trivia app

Room to Improve

  • 🐛 Incorrect scoring issues
  • 🐛 Freezing/locking up issues
  • 🔇 Interrupts audio playback

More Hard Quiz apps to explore

4
Hardest Quiz Ever!
Hardest Quiz Ever!
Hardest Quiz Ever!
A very difficult test!
Free

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.

600+ challenging questionsGame Center integrationIn-game hints
🎮 Games
(3.6K)
free with in-app purchases
5
Impossible Quiz - Hard Test
Impossible Quiz - Hard Test
Impossible Quiz - Hard Test
The world's hardest quiz game!
Free

Test your intellect with a challenging quiz game featuring hundreds of tricky questions across 17 levels. Progress by answering 10 questions correctly in a row, or restart the level with any mistake. Are you smart enough for the world's hardest quiz?

Hundreds of tricky questions17 challenging levels10 correct answers to progress
🎮 Games
(25)
ad-supported
6
QuizzLand. Quiz & Trivia game
QuizzLand. Quiz & Trivia game
QuizzLand. Quiz & Trivia game
Test your knowledge & boost IQ
Free

Engage in a fun and addictive trivia game with over 50,000 questions across various topics. Challenge your brain, play with friends in multiplayer modes, and collect unique facts. Improve your IQ and memory through engaging mini-games and competitions.

50,000+ trivia questionsMultiplayer duels and battlesIQ-boosting mini-games
🎮 Games
(221K)
free with in-app purchases
7
Quiz Game by aKingi
Quiz Game by aKingi
Quiz Game by aKingi
by Pietro Di Gennaro
Free
🎮 Games
(0)
8
General Knowledge Quiz !
General Knowledge Quiz !
General Knowledge Quiz !
by Marco Batista
Free

Test your general knowledge with this engaging quiz game. Answer questions, use lifelines, and compete for virtual riches. Offers both timed and untimed modes for a fun learning experience.

15 questions per gameFour lifelines availableVirtual millionaire prize
🎮 Games
(2.3K)
free with in-app purchases
9
Quizzo - The Ultimate Quiz App
Quizzo - The Ultimate Quiz App
Quizzo - The Ultimate Quiz App
Can you beat every level?
Free
🎬 Entertainment
(0)
10
King size Quiz
King size Quiz
King size Quiz
by Aliaksandr Shakur
Free

Engage in a vast quiz fest with diverse mechanics and 12 themes. Progress through a royal scoring system, from peasant to king. Features audio and photo quizzes for endless entertainment.

Diverse game mechanics12 quiz themesThousands of quiz questions
🎮 Games
(2)
freemium
11
Qwibly – Trivia & Quiz Game
Qwibly – Trivia & Quiz Game
Qwibly – Trivia & Quiz Game
50,000+ Quiz Questions
Free
🎮 Games
(0)
12
Quiz 2020
Quiz 2020
Quiz 2020
Very challenging hot seat quiz
Free
🎮 Games
(0)
13
Quiz Live: Interactive Quiz
Quiz Live: Interactive Quiz
Quiz Live: Interactive Quiz
Create, host and play quizzes
Free

Participate in live hosted quiz events by entering a PIN and answering questions in real time. Compete with others on leaderboards and enjoy a fast-paced, interactive quiz experience. Hosts can manage sessions, teams, and scoring.

Join live quizzes with a PINReal-time question answeringMultiple question types
🎮 Games
(0)
free
14
MoreLess Quiz
MoreLess Quiz
MoreLess Quiz
Is it more ore less?
Free
🎮 Games
(0)
15
100 PICS Quiz - Picture Trivia
100 PICS Quiz - Picture Trivia
100 PICS Quiz - Picture Trivia
Guess The Word Puzzle Games
Free

Engage your brain with a vast collection of picture trivia and word puzzle games. Guess logos, emojis, movies, and more across over 100 topics. New packs are added weekly, offering endless challenges for all interests.

Over 10,000 pictures to guessOver 100 quiz topicsNew game packs added weekly
🎮 Games
(73K)
free with in-app purchases
16
Questionable - daily quiz
Questionable - daily quiz
Questionable - daily quiz
Daily general knowledge quiz
Free
🎮 Games
(0)
17
Duelo – Quiz Duel
Duelo – Quiz Duel
Duelo – Quiz Duel
Trivia battles with friends
Free
🎮 Games
(0)
18
The Hardest Quiz - Brain Test
The Hardest Quiz - Brain Test
The Hardest Quiz - Brain Test
by Daniel Ibanez Silva
Free

Test your logic and reflexes with challenging, out-of-the-box questions. This game requires thinking differently to solve tricky puzzles and answer all the questions presented.

Tricky logic puzzlesOut-of-the-box thinkingReflex challenges
🎮 Games
(7)
free
19
SparkUp: Online Quiz & Trivia
SparkUp: Online Quiz & Trivia
SparkUp: Online Quiz & Trivia
Ignite Your Brain: Quiz Game
Free
📚 Education
(0)
20
Quiz Millions
Quiz Millions
Quiz Millions
Millionaire Trivia Quiz Game
Free
🎮 Games
(0)

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FAQ about Hard Quiz

What are the best hard quiz apps & games for iPhone?
The Impossible Quiz! tops our hard quiz apps & games ranking as of August 2026, with a 3.0-star average from 405 App Store ratings, and it's free to download.
Yes — 20 of the top hard quiz apps & games we rank are free to download, including The Impossible Quiz! and Quiz Planet ･.
The Impossible Quiz! has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ hard quiz apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
The Impossible Quiz is a notoriously difficult and unpredictable quiz game that challenges players with over 100 unique questions. It requires quick reflexes, luck, and insane logic, often forcing players to think outside the box to progress.
Key features include over one hundred questions with classic originals and new mind benders, all-new augmented reality challenges, unique touch screen solutions, and the ability to save progress with purchasable bookmarks. It also features optional ads for a free do-over.