Brain Test X: Hard Challenge
Unico Studio
Installs
1,000,000+
Category
Content Rating
Everyone
Developer
Unico Studio
Version
1.2.6
Updated
Jul 20, 2026
Requires
Android 7.0
Price
Free
Size (iOS)
246.0 MB
Privacy Policy
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Screenshots
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Editor Reviews
Brain Test X: Hard Challenge is a trivia game developed by Unico Studio for Android and iPhone & iPad. It has been installed more than 1,000,000+ times on Google Play and holds an average rating of 4.8 out of 5 from 59.4K players.
Challenge your brain with the trickiest puzzles in Brain Test 5!
Brain Test X: Hard Challenge is free to download and offers in-app purchases and contains ads. The latest version 1.2.6 was released on Jul 20, 2026. Content rating: Everyone.
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About Brain Test X: Hard Challenge
Get ready for the biggest Brain Test adventure yet!
From the creators of Brain Test: Tricky Puzzles, Brain Test 2: Tricky Stories, Brain Test 3: Tricky Riddles, Brain Test 4: Tricky Adventures and Brain Test All-Star: IQ Boost comes Brain Test 5, a new tricky test that will challenge your mind like never before.
This isn't just a quiz games; it's a full-on brain quest filled with impossible puzzles, clever brain games, and a flashback to the iconic Brain Test style you love. Get ready for this addictive, creative, and fun free IQ test that you can enjoy with your friends.
Prepare yourself for this new offline brain game! We've created one of the best free games that is also an ad-free game. If you're looking for no internet games or offline games you can play without no wifi, you're in for a treat. Brain Test 5 offers endless fun and a real IQ boost. Whether you love logic puzzles, smart puzzles, or riddles best brain teasers, this is the brain game for you.
Each level is designed to test your brain and improve your cognitive skills. You'll find new characters and stories that will keep you on your toes. This smart quiz games will make you feel like an IQ master while challenging your problem solving games abilities. We guarantee you'll be amazed by the tricky solutions and feel like you've unlocked a new part of your mind.
Brain Test 5 is the perfect brain training games for adults and a fun challenge for kids. It's a fantastic alternative to Lumosity, math games, and cool math games. If you enjoy Braindom, Brain Out, Brainly, or Brainpop, you will absolutely love this game. Don't let the simplicity fool you; this is a tricky quest designed to be the ultimate brain teaser fun games to play.
Features:
Free IQ games for everyone!
No wifi games with multi-stage levels and unexpected traps.
Tricky games with Ad Free options.
Brain riddles and riddle test that challenge your logic.
Brain training games to improve your brain age test mind training.
A perfect board games and akinator style experience you can enjoy alone or with friends.
Games that make you smarter and help you solve problems.
Problem solving games that feel effortless yet challenging.
Free brain games for seniors and all ages.
Brain puzzle games that are always offline.
Come and see why our braintest and brain tests are loved by millions. It's time to test your iq with the most clever tricky test yet! Enjoy the fun!
What's New
New feature ready! Clear levels back-to-back without making mistakes to win extra bulbs!
How to download Brain Test X: Hard Challenge?
- Tap the Google Play button (Android) or the App Store button (iPhone / iPad) in the download section.
- The official store page of Brain Test X: Hard Challenge opens in a new tab.
- Tap Install or Get and wait until the download finishes.
- Open Brain Test X: Hard Challenge from your home screen and start playing.
FAQ
Is Brain Test X: Hard Challenge free to play?
Yes, Brain Test X: Hard Challenge is free to download, with optional in-app purchases.
Is Brain Test X: Hard Challenge available for iPhone?
Yes, Brain Test X: Hard Challenge is available on the Apple App Store and needs iOS 13.0 or later.
Which Android version does Brain Test X: Hard Challenge need?
Brain Test X: Hard Challenge requires Android 7.0.
Is it safe to download Brain Test X: Hard Challenge?
Yes. ER Games does not host any files — the download buttons open the official Google Play and App Store pages.
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