Comparison

Cup Color Stack vs Watermelon Sudoku

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Cup Color Stack

Engage in a relaxing sorting puzzle game where you match and stack colorful cups. Plan your moves carefully to clear the board and progress through increasingly challenging levels with fun obstacles and timed challenges.

Highlights
  • Match and stack colorful cups
  • Satisfying sorting ritual
  • Brain-activating puzzles
  • Challenging levels with obstacles
  • Timed challenges
  • Power-ups for extra space
  • Clean art style and soft colors
Features
Read full description

Sort out a messy pile of cups just like tidying up your little knick-knacks, and let the gentle rhythm melt your stress away. Your screen is filled with all kinds of cute boba cups. Every move feels like organizing a little piece of your day. The rules are simple: you can only move the top cup from any stack. Using just one temporary holding spot, match cups with the same patterns and pop them into the hanging basket above. It’s a highly satisfying, gentle sorting ritual. The gameplay is easy to learn but keeps your brain active! Plan your moves carefully so your temporary spot doesn’t get full and leave you stuck. As you level up, the puzzles get trickier with more cup designs, fun obstacles, and the occasional timed challenge to keep things fresh and exciting. You’ll love the little details: handy power-ups can give you extra space or clear out roadblocks, while the smooth controls and snappy sound effects make every match incredibly satisfying. The clean art style and soft colors create a perfect, cozy vibe you’ll want to get lost in. Looking for a peaceful and rhythmic way to pass the time? Start sorting your first stack of cups today, and enjoy the calming, rewarding feeling of putting everything perfectly in its place.

About

Watermelon Sudoku

Features
Read full description

Solve a Sudoku. Grow a watermelon. Watermelon Sudoku turns the classic logic game into a cozy garden that grows with every puzzle. Complete a board to earn watermelon seeds, plant your harvest, and let Xixi cheer you on from the first square to the finish. Features • Four difficulty levels, from Easy to Expert • Notes, teaching hints, undo, erase, and duplicate conflict warnings • Automatic progress saving • A piano note for every number • Puzzle rewards that grow your personal garden • Best times, stats, and completion achievements • English, Japanese, Traditional Chinese, and Simplified Chinese • No ads and fully playable offline Privacy Policy: https://codenet.com.tw/privacy/sudoku

Screenshots

Cup Color Stack4 screens
Watermelon Sudoku2 screens

Verdict

The call

The clearest difference is ads: Watermelon Sudoku at none against Cup Color Stack's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Cup Color Stack ships an update every 2 days, Watermelon Sudoku every 4 days. The most recent releases landed on September 18, 2026 and September 23, 2026 respectively.

Scorecard1 real difference · 8 level
Cup Color Stack versus Watermelon Sudoku: the parameters behind the verdict, then further details
ParameterCup Color StackWatermelon Sudoku
PriceFreeFree
Rating4.8 (40 ratings) — better—
Number of ratings40 — better—
Update frequencyEvery 2 days — betterEvery 4 days
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size271 MB22 MB
Age rating4+4+
DeveloperShycheeseCodeNet

In-app purchases

None

Cup Color Stack

No in-app purchases

None

Watermelon Sudoku

No in-app purchases

Questions

Is Cup Color Stack free?
Cup Color Stack is free to download, with no in-app purchases.
Is Watermelon Sudoku free?
Watermelon Sudoku is free to download, with no in-app purchases.
Do Cup Color Stack or Watermelon Sudoku have ads?
Cup Color Stack shows ads; Watermelon Sudoku does not.
Which is updated more often, Cup Color Stack or Watermelon Sudoku?
Cup Color Stack ships an update every 2 days, and Watermelon Sudoku every 4 days. Most recently, Cup Color Stack was updated on September 18, 2026 and Watermelon Sudoku on September 23, 2026.

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