quadline

Contains adsIn-app purchases
8.14K reviews
Content rating
Everyone
500K+
Downloads
Editors' choice
Enjoy this game for free, and hundreds more free of ads and in-app purchases, with a Google Play Pass subscription. Learn more
Content rating
Everyone
In-game purchases
Learn more
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About this game

🏆 Winner of the Google Indie Games Festival 2022!

Move lines through the cells to put them in specific slots. Rotate, move, push or teleport them and use other game tools to solve fun puzzles.

• New unique puzzle mechanics with high variety and complexity
• 175+ individually designed levels based on 10 core mechanics and their combinations
• No timers or pressure: just you and puzzles
• Self-explanatory flow that doesn’t need any interruptive tutorials
• Minimalistic, clean and simple design
• Symmetrical gameplay experience
• Light and Dark mode
• Colorblind-friendly
• One-tap controls
• Built-in solutions
• Not a single text line :)

Enjoy!
Rotate, move, push or teleport lines through cells to solve unique fun puzzles!
Updated on
21 May 2026
Available on
Android, Windows*
*Powered by Intel® technology
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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
    Device or other IDs
  • This app may collect these data types
    App activity and Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted

Ratings and reviews

7.88K reviews
Joe Hillman
14 September 2026
Fun game but no small charge to remove ads. Some ads are the straight forward ones but I got too many long form ones designed to get you lost amidst clicking and you cant easily get back to gameplay. While yes its free and someone who made it needs to get paid somehow, this is another example of ads ruining and otherwise fun time. I'm certain tho, the creators have little control over what ads show when This is also another great reminder of why I tend to buy the ad free out of the box games.
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Chris Schneider
26 January 2026
Fun puzzle game. Enjoyed it quite a bit. A few of the levels were a little annoying or frustrating, but otherwise it's engaging from start to finish with a good variety of difficulty and gimmicks. 4 stars mainly because I found the level select UI confusing. I figured it out eventually, but it's not intuitive. Strong recommendation from me if you enjoy logic puzzle games that aren't overly difficult.
9 people found this review helpful
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Brian Snyder
13 October 2022
Overall a good and unique puzzle game. It adds different mechanics at a good pace to keep the game feeling fresh. My only complaint is that it's very unclear to me how I move around the world? I cant figure out how to back up and go do levels I may have skipped ... just in general the mechanic of puzzle selection is very confusing and awkward, but the puzzles themselves are fun.
51 people found this review helpful
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Ivan Kovalov
13 October 2022
Thank you very much for your review and valuable feedback! You can always go to the map (rectangular button in the upper left corner of the menu) and use the side arrows buttons to move between levels (Unfilled levels are not complete)

What's new

• Improvements and fixes.

We are working hard on making the game better! If you notice a bug, please contact us via support@quadline.ikovalov.com
Content rating
Everyone
In-game purchases
Learn more

App support

About the developer
Ivan Kovalov
contact@ikovalov.com
Sviato-Mikolayivska Street 15 apartment 84 Kryvyi Rih Дніпропетровська область Ukraine 50000

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