Teacup

Solve a sudoku. Fill the room.

A cozy sudoku for iPhone. Every level you solve earns a leaf; spend your leaves on an armchair, a reading lamp, a crackling fire, and turn an empty room into your reading nook, with a house cat for company.

US$0.99 once · No ads · No timer · Plays offline

3

the reading nook4/12

Tap a glowing spot to place it

How it works

  1. A Teacup sudoku at level 40: a 9×9 grid in warm brown, the cat watching from a circle at the top, and big number keys below

    1

    Solve a sudoku

    Classic 9×9 puzzles that grow gently harder. No timer, no mistakes limit, and a cat who watches every number you place.

  2. The win screen: the ginger cat in a knitted hat and scarf cheers 'Well steeped!' and holds out a new leaf

    2

    Earn a leaf

    Every level you finish earns a leaf. Your very first one, from a tiny tutorial puzzle, brings the cat home.

  3. The home screen with the finished reading nook: armchair, fireplace, lamp, record player, plant and the cat's basket on the rug

    3

    Decorate the room

    Spend leaves on the empty spots, in any order. One by one, a bare room turns into your own cozy reading nook.

Hints that teach

Stuck? Tap the lightbulb for a nudge. It points to the cell where the next number can be found, names the technique and tells you why it works, so every puzzle makes you a little better at sudoku. If a number doesn't fit, it says that first, kindly.

  • Hidden Single
  • Naked Single
  • Pointing
  • Box/Line Reduction
  • Naked Pair
  • Hidden Pair
  • Naked Triple
  • Hidden Triple
  • X-Wing
  • XY-Wing
  • Swordfish
A nudge in Teacup: the 'hidden single' hint explains that 7 can only go in one cell of this box, with a 'show me' button

What's inside

FAQ

Teacup is a cozy sudoku game for iPhone. You solve classic 9×9 puzzles at your own pace, every win earns a leaf, and leaves buy furniture for a little isometric reading nook where a house cat lives.

Finish a level to earn a leaf. Your first leaf comes from the short tutorial puzzle and brings home the cat. The room's empty spots show the shape of what goes there and its price in leaves; tap one you can afford to place it. There are twelve things to place, from a cup of tea for 1 leaf to a crackling fireplace for 6.

No. There is no timer, no mistakes limit and no score to beat. Take as long as you like on every puzzle.

There is no difficulty picker; levels get harder on their own. Levels 1 to 10 teach the basics. From 11 to 30 the puzzles are a little harder, with a hard level every fifth. After level 30 most levels are hard, every tenth is super hard, and the levels right after each spike ease off again.

Tap the lightbulb for a nudge. It points to a cell where the next number can be found, names the technique and explains why it works, from Hidden Single and Naked Single up to Pointing, pairs and triples, X-Wing, XY-Wing and Swordfish. If a number you entered doesn't fit, the nudge points that out first.

At home she wanders the room, hops in and out of her basket and sits by the fire. While you play she sits in a little circle above the board, watches the cell you pick, cheers when you're right and looks worried when a number doesn't fit. Double-tap her and she strolls along the top of the board.

Teacup is on the App Store as a one-time purchase of US$0.99 (the price differs by country). There are no ads, no in-app purchases and no subscription.

Teacup plays fully offline, and there is no account to create or sign in to.

None. Teacup has no analytics, no ads and no tracking, and its App Store privacy label is Data Not Collected. Your progress stays on your iPhone. More in our Privacy Policy.

Your levels, leaves and room are stored only on your iPhone and are not synced. Deleting the app deletes your progress, and it can't be restored.

Teacup is made for iPhone and needs iOS 18 or later. There is no Android version yet.

English for now. The puzzles themselves are numbers, so anyone can play.

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Teacup: kedili, sakin bir sudoku

Teacup, iPhone için sakin bir sudoku oyunu. Klasik 9×9 bulmacalar yavaş yavaş zorlaşır; süre ya da hata sınırı yoktur. Çözdüğün her bölüm bir yaprak kazandırır, yapraklarla boş bir odaya koltuk, şömine, kitaplık, plak çalar gibi eşyalar koyup kendi okuma köşeni kurarsın. Odada dolaşan, sen oynarken doğru hamlelerine sevinen bir kedi de sana eşlik eder.

Takıldığında ipucu bir sonraki mantıklı hamleyi gösterir ve nedenini açıklar. Tek seferlik ücretli; reklam, uygulama içi satın alma ve hesap yok, tamamen internetsiz oynanır. Uygulama şimdilik İngilizce; 14 Kasım 2026’da App Store’da.

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