Comparison

Dolls Stack vs Nova Sudoku

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

Head to head
About

Dolls Stack

Engage in a unique match-3 puzzle experience by stacking and merging colorful Russian nesting dolls. Solve challenging levels with stunning visuals, exciting power-ups, and relaxing audio. Compete with friends on leaderboards in this addictive game.

Highlights
  • Match and merge dolls
  • Stunning, colorful graphics
  • Challenging puzzle levels
  • Exciting power-ups
  • Social leaderboards
  • Relaxing music and sounds
Features
Read full description

Welcome to Dolls Stack, the ultimate match 3 game that combines classic puzzle gameplay with the charm of Russian nesting dolls in a new way! Dive into a world of colorful dolls and exciting challenges as you stack and match your way to victory! - Match & Merge: Combine three dolls of the same size and color to create the next-sized doll. Keep stacking to reveal surprises! Matching and merging in one game! - Stunning Visuals: Immerse yourself in the vibrant world of Russian dolls with beautifully designed graphics and charming animations. - Challenging Puzzles: Test your matching skills with a variety of challenging puzzles and brain-teasing levels. Can you solve them all? - Power-Ups Galore: Boost your gameplay with exciting power-ups and special abilities. Crush obstacles and conquer levels with ease! - Social Connection: Connect with friends and compete on leaderboards. Show off your stacking skills and see who can reach the top! - Relaxing Music & Sounds: Enjoy a soothing experience with satisfying sounds and relaxing music. Dolls Stack is the perfect blend of strategy, fun, and creativity. Download now and discover the joy of stacking Russian dolls in this addictive match-3 puzzle game!

About

Nova Sudoku

Features
Read full description

Nova Sudoku is a clean, modern Sudoku experience designed for daily focus and long-term brain training. Choose your level from Easy, Medium, Hard, and Expert, then solve at your own pace with smart tools like Notes, Undo, Erase, and Hint. Keep momentum with Continue Game, so unfinished puzzles are always ready when you come back. Features: • 4 difficulty levels (Easy to Expert) • Daily Challenge mode • Continue Game with saved progress • Detailed stats and streak tracking • Theme unlock system and customizable look • Smooth, distraction-free gameplay Whether you want a quick puzzle break or a serious logic workout, Nova Sudoku helps you stay sharp every day.

Screenshots

Dolls Stack4 screens
Nova Sudoku4 screens

Verdict

The call

The clearest difference is in-app purchases: Nova Sudoku at none against Dolls Stack's 17. Dolls Stack's advantage is iOS requirement (13.0 vs 18.0). On price, update cadence, ads 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. Dolls Stack sells 17 one-off in-app purchases. Nova Sudoku asks for nothing beyond the download.

UpkeepUpdate frequency

Dolls Stack ships an update every 8 days, Nova Sudoku weekly. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
Dolls Stack versus Nova Sudoku: the parameters behind the verdict, then further details
ParameterDolls StackNova Sudoku
PriceFreeFree
Rating4.7 (3.6K ratings) — better—
Positive reviews51.1% of reviews—
Number of ratings3.6K — better—
Update frequencyEvery 8 daysWeekly — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better18.0
Further details — not scored
Size409 MB18 MB
Age rating12+4+
DeveloperVoodooMA WEN

Bugs and requests

Dolls Stack

Reported bugs

4 issues
  • Levels not registering as completed
  • Daily gift feature not working properly
  • Tutorial not functioning correctly
  • Inconsistent in-app purchase rewards

Requested features

4 requests
  • More level variety
  • Ability to earn extra turns
  • Option to purchase different doll skins
  • Improved customer support

Nova Sudoku

Not enough reviews yet to summarise bugs or requests.

In-app purchases

17 purchases

Dolls Stack

One-time17
  • Love Deal Last Chance$0.29
  • Happy Deal Last Chance$0.99
  • Coins 1$1.99
Show 14 more
  • Starter pack$1.99
  • No Ads$2.99
  • Queen Deal Offer$2.99
  • Last Chance Power Deal$3.99
  • Last Chance Ultra Deal$4.99
  • Coins 2$7.99
  • No Ads Bundle$7.99
  • Small pack$9.99
  • No Ads Last Chance$9.99
  • Coins 3$14.99
  • Medium pack$19.99
  • Big pack$39.99
  • Master Deal$54.99
  • Coins 6$99.99
None

Nova Sudoku

No in-app purchases

Questions

Is Dolls Stack free?
Dolls Stack is free to download, with in-app purchases available.
Is Nova Sudoku free?
Nova Sudoku is free to download, with no in-app purchases.
Do Dolls Stack or Nova Sudoku have ads?
Both Dolls Stack and Nova Sudoku show ads.
Which is updated more often, Dolls Stack or Nova Sudoku?
Dolls Stack ships an update every 8 days, and Nova Sudoku weekly. Most recently, Dolls Stack was updated on October 17, 2026 and Nova Sudoku on October 7, 2026.

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