Fill the Jar
A little space. A perfect fit.
Fit geometric pieces into a jar with no gaps, or complete colorful picture puzzles. Rotate, place, undo, and enjoy the moment when everything clicks into place.

Free download; optional in-app purchases.
A little thought. A bright discovery.
Catch falling answers, solve mental-math challenges, build sums, and uncover hidden words. Puzzlecub brings four quick-thinking games together with a fresh look and plenty of reasons for one more round.
For iOS and Android · Free, ad-supported play


Inside Puzzlecub
Quick feedback, lively rounds, and a challenge you can make your own. Pause when you need a breather; come back ready for the next puzzle.

Solve the equation and tap the right number before it hits the floor.
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Enter your answer before time runs out. Keep your streak and protect your gems.
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Pick two numbers, then tap the target they make. Hit targets against the clock.
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Uncover a hidden word one letter at a time, before the clock or your guesses run out.
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Keep exploring
Take on daily challenges, build streaks, earn coins, unlock tougher trails, and chase your personal bests.
Play your way
Choose difficulty levels and round settings. Warm up with numbers, race the clock, or take an untimed scenic round in Tap the Answer.
Cross-app Coin Vault
Link Puzzlecub and Chaturang with a one-time code, bank earned coins into the shared Coin Vault, then collect them in the linked game.
Transfers need an internet connection and an eligible profile, and are available when the shared Vault is enabled. Game progress and purchases are separate.
More from Neurantra
Find a new favorite in Fill the Jar, Mapopia, Maze Words, and Slide & Sort. Each is a separate app with its own puzzles and download.
A little space. A perfect fit.
Fit geometric pieces into a jar with no gaps, or complete colorful picture puzzles. Rotate, place, undo, and enjoy the moment when everything clicks into place.

Free download; optional in-app purchases.
A whole world, one piece at a time.
Build real maps from colorful pieces. Explore places through shapes, names, capitals, and clues, with relaxed play or a timed challenge.

Free Australia map; one-time Full Atlas purchase unlocks all maps.
Run the maze. Find the words.
Trace connected letters through raised maze walls to discover words. Race the clock or take an untimed trail, then review the paths you missed.

Timed and relaxed rounds; core puzzles work offline.
Little slides. Big smiles.
Slide pastel letter and number tiles into place. Sort the alphabet, discover number patterns, or arrange a counting sequence.

Free, ad-supported play. No purchases or paid unlocks.
A different kind of strategy
Discover the Indian ancestor of chess in a palace court, with sculpted pieces and a richly detailed board. Challenge three AI levels or invite a friend to an online match. Learn the army, plan your moves, and make the court your own with cosmetic finishes.
Try one free match, shared across AI and online play. A one-time full-game purchase unlocks unlimited matches.
Explore Chaturang ↗