Comparison

Sudoku· vs Duck Duck Counting

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

Head to head
About

Sudoku·

Engage your mind with a classic Sudoku puzzle game. Enjoy a clean interface and multiple difficulty levels. Track your progress and compete with others.

Highlights
  • Daily Challenge
  • Multiple difficulty levels
  • Note taking
  • Hint system
  • Highlight incorrect values
  • Individual statistics
  • Game Center leaderboard
Features
Read full description

Pass the time while you challenge your mind with this classic Sudoku game. The clean, simple layout makes it easy to play for hours at a time. The objective is simple, fill the 9×9 grid with digits so that each column, row, and the nine 3×3 sub-grids contains all of the digits from 1 to 9. Sudoku· features: - Daily Challenge - Four levels (easy, medium, hard, and expert) - Disable numbers once all 9 instances are entered - Note taking ability - Hint (fill in missing number when you are stuck) - Highlight Incorrect Values - Auto Reveal all potential notes - Individual statistics - Game Center with Leaderboard and Achievements Download today for mind-challenging fun.

About

Duck Duck Counting

Features
Read full description

What's Duck Duck Counting?A delightful casual game where speed, focus, and quick judgment collide! Your mission is simple: count real ducks as they pop up, while spotting clever fakers trying to blend in. Designed for players of all ages, this game turns "counting" into an exciting challenge with endless progressive levels—each offering fresh fun and gradual difficulty growth. Core Gameplay Count & Distinguish: Adorable real ducks and tricky fakers pop up in ever-changing numbers! Start with a small, manageable number to get the hang of it, and take on more as you level up. Spot the subtle differences between real ducks and fakers, then count accurately to move forward—no complicated rules, just straightforward fun! Ever-Expanding Challenges: Begin with relaxed pacing that lets you observe and count at your own rhythm. As you progress, the action picks up just enough to keep things exciting (never overwhelming!), with dynamic variations to keep you on your toes. New levels are constantly added, so the fun never runs out! Fair & Fun Difficulty: Every level strikes the perfect balance between challenge and enjoyment—fakers never outnumber real ducks, and you'll always have enough time to recognize each character. No unfair spikes, just satisfying progression that grows right along with your skills! Why You'll Love It Casual & Addictive: Perfect for 1-5 minute sessions—commutes, breaks, or downtime. Pick up and play anytime, anywhere, with no pressure to finish long sessions or learn complex mechanics. Family-Friendly: Simple rules, colorful visuals, and no violent content—safe for kids and enjoyable for adults. It's a great way to bond over lighthearted competition or quiet, fun gameplay. Train Your Brain: Improve focus, reaction speed, and visual discrimination while having a blast. It's entertainment with subtle cognitive benefits that feel rewarding, not like a chore! Polished Experience: Smooth progression, consistent mechanics, and no intrusive disruptions—just pure counting joy from your first level onward. With regular updates adding new challenges, there's always something fresh to look forward to! Seamless Gameplay ExperienceFeatures intuitive tap controls that feel natural and responsive, working smoothly across all devices. Whether you're a casual player looking for quick, stress-free fun or someone who loves gentle, growing challenges, Duck Duck Counting delivers hours of delight—with more levels and surprises coming soon! Ready to test your counting skills? Dive in, spot the fakers, and become the ultimate duck counter as you conquer endless levels!

Screenshots

Sudoku·3 screens
Duck Duck Counting4 screens

Verdict

The call

The clearest difference is ads: Duck Duck Counting at none against Sudoku·'s shown. Duck Duck Counting also leads on update cadence (every 10 days vs every 2 months). On price, in-app purchases, device support and iOS requirement 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

Sudoku· ships an update every 2 months, Duck Duck Counting every 10 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
Sudoku· versus Duck Duck Counting: the parameters behind the verdict, then further details
ParameterSudoku·Duck Duck Counting
PriceFreeFree
Rating4.7 (17K ratings) — better—
Positive reviews65.7% of reviews—
Number of ratings17K — better—
Update frequencyEvery 2 monthsEvery 10 days — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1312.0 — better
Further details — not scored
Size42 MB50 MB
Age rating4+4+
DeveloperTim O's Studios, LLC松 李

Bugs and requests

Sudoku·

Reported bugs

4 issues
  • Game freezes or crashes after updates
  • Timer issues due to ads
  • Difficulty closing ads or navigating UI
  • Incompatibility with newer devices

Requested features

4 requests
  • Option to pay for ad-free version
  • Ability to pause and restart games
  • More detailed performance tracking
  • Customizable color themes

Duck Duck Counting

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Sudoku·

No in-app purchases

None

Duck Duck Counting

No in-app purchases

Questions

Is Sudoku· free?
Sudoku· is free to download, with no in-app purchases.
Is Duck Duck Counting free?
Duck Duck Counting is free to download, with no in-app purchases.
Do Sudoku· or Duck Duck Counting have ads?
Sudoku· shows ads; Duck Duck Counting does not.
Which is updated more often, Sudoku· or Duck Duck Counting?
Sudoku· ships an update every 2 months, and Duck Duck Counting every 10 days. Most recently, Sudoku· was updated on November 6, 2026 and Duck Duck Counting on October 31, 2026.

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