Logic Grid Puzzles: Brain Game

In-app purchases
4.7
1.72K reviews
100K+
Downloads
Content rating
Everyone
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About this game

Enjoy Logic Puzzles with 100 unique brain puzzles of increasing difficulty and multiple sizes with no ads. These logic puzzles will keep your brain active and improve your cognitive skills. Smart Hints will teach your brain how to play and help your brain learn new patterns. Use the clues to fill in the grid and solve each logic puzzle. Work your way up from from a logic puzzle beginner to master! Use unlimited Smart Hints to see exactly which clue applies to the current board and why. Start with small 3×4 logic puzzles or challenge your brain with huge 4×7 cell puzzles.

Smart Hints examine your solution so far and explain how to fill in another cell by referencing your current board position and telling you what clue to use next (internet access required). Your brain will love the extra training this provides.

Other features include Auto-X for faster entry and multi-level Undo. These make it easier and quicker for your brain cells to focus on the logic! If you're completely stuck, you can check the grid for errors.

Logic puzzles supports modern Android features like adjustable text size and Dark Mode.

For more puzzles, you can purchase extra volumes each with 100 new puzzles of the same sizes as in the initial app. Alternatively, the optional monthly subscription unlocks 10,000 puzzles of all sizes. It will automatically renew unless you cancel at least 24 hours before the end of the monthly period. You can manage or cancel your subscription anytime in your Google Play account settings or using the Manage button in the app.

Logic Grid Puzzles’ privacy and terms of use policies: https://eggheadgames.com/legal

Email: support@eggheadgames.com
Web: https://eggheadgames.com

These logic puzzles are licensed from Puzzle Baron.
Updated on
Jul 26, 2025
Available on
Android, Windows

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App activity and App info and performance
This app may collect these data types
App activity and App info and performance
Data is encrypted in transit
Committed to follow the Play Families Policy

Ratings and reviews

4.7
1.51K reviews
Derrick Rawls
July 3, 2025
Just what I was looking for to kill time at work. I love logic grids. I will say that the "expert" time is definitely made up. Im not the sharpest tool in the shed, but there's no way expert time on the 4x4 grids is clocked at 19 seconds when it took me just over 6 minutes to solve with my undivided attention. Especially with the vague hints that are given. Aside from that, this game is money.
6 people found this review helpful
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Rainbow Savage
August 8, 2025
I loved logic puzzles as a kid, so I wanted to get back into them. this app is awesome, but it does get a little too difficult as you get further in. they're naturally going to take a little getting used to again, and the puzzles are purposely progressively more difficult, but it gets to the point that the clues you're given aren't enough to complete the puzzle without guessing — which is not why I'm here. I'm trying to use puzzle logic to solve the logic puzzle.
7 people found this review helpful
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Egghead Games LLC
August 8, 2025
I know that sometimes it can feel like the clues are insufficient, but if you tap Suggest Move, it will give you a hint which shows you which clue and board position has more information about how to solve the next square logically. I.e. there is always a logical next move. Email support@eggheadgames.com if the hint is unclear. Happy puzzling!
Andrew Martell
August 29, 2025
Puzzles are good the majority of the time, though often in the harder difficulty puzzles it will require you to make a mental leap that is not based on clues given. Once you complete the first 100 puzzles you have to pay 3US$ for the next 100, so having completed them this app has no place remaining on my device. UI wise the harder puzzles get very crowded visually and become harder to accurately place marks on a standard phone screen leading to compounding errors in a solution.
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Egghead Games LLC
August 30, 2025
No mental leap should ever be required. Get a free Smart Hint in the app to explain exactly why & where the next move is. Puzzles zoom like a photo, and tap the row/column header to make them easier on a small screen/large puzzle. With no ads, no nags, no locked features, we give you 100 puzzles before charging. Clear and replay them if you want!

What’s new

Update for the latest Google bits and bobs, including adjustments for newer phones, including problems tapping on the right edge. It also has fixes for some rare crashes.

Questions, problems? Email support@eggheadgames.com, with a screenshot if possible. We love to hear from you and reply quickly!