Best Hardest Quiz Apps & Games

245+ iOS apps & games curated and reviewed

3.9 avg rating
20 free apps & games
Updated September 2026

Whether you're new to hardest quiz or looking for an upgrade, our curated collection of 245+ 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 (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Hardest Quiz Ever!Hardest Quiz Ever!Free4.8★ (3.6K)NoYesSep 2026
2The Hardest Quiz - Brain TestThe Hardest Quiz - Brain TestFree2.3★ (7)NoNoAug 2026
3Brain Test: Tricky PuzzlesBrain Test: Tricky PuzzlesFree4.8★ (1.5M)YesYesSep 2026
4The Impossible Quiz!The Impossible Quiz!Free3.0★ (405)NoYesAug 2026
5The Moron Test: IQ Brain GamesThe Moron Test: IQ Brain GamesFree4.7★ (19K)YesYesSep 2026
6Hardest Quiz Ever 2!Hardest Quiz Ever 2!Free4.2★ (40)NoYesSep 2026
7QuizkasperQuizkasperFreeNoNoMay 2026
8Impossible Quiz - Hard TestImpossible Quiz - Hard TestFree4.8★ (25)YesNoJul 2026

Top Picks for Hardest Quiz

Hardest Quiz Ever!#1

Hardest Quiz Ever! by Leigh Be

A very difficult test!
Editor's Choice
🎮 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
#1in 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?
Hardest Quiz Ever! tops our hardest quiz apps & games ranking as of September 2026, with a 4.8-star average from 3.6K 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 Hardest Quiz Ever! and The Hardest Quiz - Brain Test.
Hardest Quiz Ever! has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 245+ hardest quiz apps & games on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
The Hardest Quiz Ever is a mobile application designed to test your intellect, common sense, and problem-solving skills through a series of challenging questions. It aims to provide an entertaining and difficult quiz experience for users.
The app includes over 600 questions, Game Center integration for challenging friends, in-game hints to assist with difficult questions, and the ability to share questions on social media if you get stuck. It also boasts a user-friendly interface and simple graphics.

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