Comparison

.Decluster Zero vs Sudoku

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

Head to head
About

.Decluster Zero

Experience a Japanese-style bullet-hell shooter with retro graphics and modern gameplay. Utilize a unique bullet-canceling system and homing lasers to overcome intense enemy barrages. Features include multiple levels, challenging boss battles, and adjustable difficulty.

Highlights
  • Japanese style bullet-hell shooter
  • Bullet-Canceling system
  • Homing laser mechanic
  • 5+ levels with boss battles
  • 4 difficulty levels
  • Optimized mobile controls
  • Replay video integration
Features
Read full description

'.Decluster Zero (dot decluster zero)' is a Japanese style bullet-hell shooter with abstract and pixelated neo-retro graphics. The game offers modern-classic bullet-hell gameplay and traditional Japanese beautiful bullet patterns. You'll get new bullet-hell experiences which are brought by Bullet-Canceling system. In the game, you'll encounter tons of bullets which are insane. It is impossible to keep dodging, but you can erase the bullets easily. A main mechanic is 'homing laser' with CANCELING enemy bullets around your ship. It requires gauge, but easy to fill. You should use the homing laser aggressively and it is the best way to defeat enemies. Moreover, there is a mechanic which slows down bullets around your ship in order to dodge them easily. Are you interested in this game? You can watch user's replay videos on Everyplay: https://everyplay.com/-decluster/videos You can also watch them in this app. Tap 'EVERYPLAY' button on the title screen. (The lite version also.) -- .Decluster Zero is a remix version of bullet-hell shooter '.Decluster: Into The Bullet Hell'. With many remixes and new features: remixed soundtracks, modified mechanics, redesigned levels, and more. #1 SOUND - Remixed all soundtracks + new soundtrack #2 MECHANICS - Expanded homing laser system - Touch and hold a second finger... - Bullets around the player are slowed down (Capture Mode) - New scoring system (Homing laser basics are the same as before: requires meter and cancels bullets.) #3 LEVEL DESIGN - Redesign for new mechanics plus new scenes - Modify/add bullet patterns and enemies #4 PLAYER SHIP - Full-power from beginning - Change basic weapon anytime - Three level stock homing laser gauge - Charge the meter by itself (Charge Mode) #5 GRAPHICS - Improve visibility - Improve graphics quality -- FEATURES: - Japanese style bullet-hell shooter - Terrific bullet hell experience - 5 various levels + 1 - Beautiful bullet patterns - Boss battles which take your breath away - 4 levels of difficulty that actually make a difference - Soundtracks to make you high - Optimized controls for mobile - Restart from any level you reached - Adjustable gameplay area - Various settings - Replay video through Everyplay - Game Center support - Leaderboard/Achievement - Leaderboard for each difficulty/level - Universal app for iPhone/iPad/Apple TV - MFi controller support Trailer: https://www.youtube.com/watch?v=QZI665o_pMs SoundCloud: https://soundcloud.com/dot_decluster Twitter: https://twitter.com/dot_decluster

About

Sudoku

This classic number puzzle offers a pure and addictive Sudoku experience for all logic enthusiasts. With multiple difficulty levels, smart hints, and engaging modes, it provides a mental workout for beginners and masters alike. Enjoy offline play, track your progress, and improve memory and focus.

Highlights
  • Multiple difficulty levels (Easy to Extreme)
  • Smart hint system with heuristic guidance
  • Auto-error detection
  • Note mode for annotations
  • Daily Challenge and Journey Mode
  • Offline play
  • Highlight duplicates
  • Custom themes and eye-protection modes
Features
Read full description

Searching for the purest, most addictive free Sudoku game on mobile? This classic number puzzle is crafted for all logic enthusiasts! Whether you are a beginner looking to unwind or a Sudoku Master craving an extreme challenge, our vast collection of meticulously designed levels has something for everyone. Multiple Difficulties, Defined by You No more being stuck with a single challenge! Our rigorous difficulty grading system makes your progress visible: - Easy & Medium: Perfect for beginners to master number logic through quick practice and stress relief. - Hard & Master: The top choice for advanced players requiring elimination techniques and "Naked Single" strategies to deeply activate the brain. - Expert & Extreme: Reserved for hardcore players. Face intricate grids, push your reasoning to the limit, and feel the thrill of a mental workout! Smart Hints to Break the Stalemate Stuck on a grid? Don't worry! Our smart hint system doesn't just give you the answer—it teaches you the technique. - Heuristic Guidance: Hints explain the logical derivation process, helping you learn advanced solving strategies. - Auto-Error Detection: Enable real-time error checking to spot logical loopholes instantly and ensure every move is precise. - Note Mode: Make annotations as freely as you would on paper. Smart auto-updates make your deductions more efficient. Exciting Modes, Never Boring - Daily Challenge: A new puzzle every day! Stay consistent to earn exclusive achievement trophies. - Journey Mode: Explore thousands of hand-crafted levels and embark on a Sudoku adventure through worlds with different themes. Core Game Features - Offline Play: No internet required. Play anytime, anywhere—the perfect companion for commutes and travel. - Highlight Duplicates: Automatically identifies repeated numbers to avoid simple mistakes. - Custom Themes: Multiple eye-protection modes (like Dark Mode) to prevent eye strain during long sessions. - Statistics: Track your completion speeds and win streaks to witness your mental evolution. Sudoku is more than just a logic puzzle; it’s a lifestyle. With just 10 minutes of practice a day, you can significantly improve your memory and focus. Download this free Sudoku game today, join millions of players worldwide, and start your journey to the peak of brainpower! Terms of Use: https://easytapstudio.com/terms Privacy Policy: https://easytapstudio.com/privacy

Screenshots

.Decluster Zero4 screens
Sudoku4 screens

Verdict

The call

The clearest difference is price: Sudoku at Free against .Decluster Zero's $4.99. .Decluster Zero's advantage is ads (none vs shown) and ratings volume (16 vs 1). On rating, 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

Sudoku is free to download; .Decluster Zero costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Sudoku holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: .Decluster Zero has 16 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

.Decluster Zero ships an update every 2 months, Sudoku every 5 weeks. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 6 level
.Decluster Zero versus Sudoku: the parameters behind the verdict, then further details
Parameter.Decluster ZeroSudoku
Price$4.99Free — better
Rating4.8 (16 ratings)5.0 (1 ratings) — better
Positive reviews94.3% of reviews—
Number of ratings16 — better1
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidAd-supported — better
DevicesiPhone, iPad, iPod, Apple TV — betteriPhone, iPad, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size54 MB213 MB
Age rating9+4+
DeveloperMASAYUKI ITOWEI CHEN

In-app purchases

None

.Decluster Zero

No in-app purchases

None

Sudoku

No in-app purchases

Questions

Is .Decluster Zero free?
.Decluster Zero costs $4.99, with no in-app purchases.
Is Sudoku free?
Sudoku is free to download, with no in-app purchases.
Which has better reviews, .Decluster Zero or Sudoku?
Sudoku is rated higher. .Decluster Zero averages 4.8 out of 5 from 16 ratings, while Sudoku averages 5.0 from 1 ratings.
Do .Decluster Zero or Sudoku have ads?
Sudoku shows ads; .Decluster Zero does not.
Which is updated more often, .Decluster Zero or Sudoku?
.Decluster Zero ships an update every 2 months, and Sudoku every 5 weeks. Most recently, .Decluster Zero was updated on November 1, 2026 and Sudoku on November 5, 2026.

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