Comparison

.Decluster Zero vs The Day We Fought Space!

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

The Day We Fought Space!

Engage in a physics-based side-scrolling shooter where you trigger chain reactions to destroy enemies and reclaim Earth. Upgrade your ship with unique weapons and adapt to procedurally generated missions in a retro-futuristic world.

Highlights
  • Physics-powered chain reactions
  • Dozens of wacky weapons
  • Procedurally generated missions
  • Two-handed tactile controls
  • Retro-futuristic art style
  • Three diverse worlds
Features
Read full description

In The Day We Fought Space, a wreck ‘em up with spiraling chain reactions, fight your way through enemy territory while reclaiming earth. Use physics to your advantage as you create dynamic and powerful chain explosions that send enemies into a tailspin. Strategize and respond to the environment and enemies around you, while destroying everything in sight. In a game more about reaction than rehearsal, upgrade and personalize your ship to best suit the mission at-hand and your playstyle. Relish in the spectacle of zany weapons such as the ice laser, orbital blades, wrecking ball, and more as you pummel your enemies. Level up as enemies and weapons consistently evolve in this procedurally generated world. Use the precise two-handed controls to adapt quickly, minimizing damage and maximizing opportunities. In this sidescroller, feel the visceral satisfaction of taking your enemy down and immerse yourself in an adrenaline-pumping thrill of embarking on a new expedition and reclaiming the world. Features: • Dozens of wacky and destructive weapons to customize your spaceship ranging from zany pinball launchers to wrecking balls • Fight enemies on three diverse worlds, each with their own environmental challenges • Create mass destruction with physics-powered, spiraling chain reactions that cause a domino effect to bring your enemy down • Highly tactile two-handed control scheme, designed for visceral immersion and pinpoint precision • Procedurally generated missions challenge players to react and adapt • Retro-futuristic art style that pays homage to the golden age of sci-fi comics and pulp novels • Diverse cast of characters tells the story of the human race reclaiming earth • Gritty, fast-paced soundtrack by band Venus In Furs Rated 13+ by the Indonesia Game Rating System (IGRS).

Screenshots

.Decluster Zero4 screens
The Day We Fought Space!4 screens

Verdict

The call

The clearest difference is price: The Day We Fought Space! at $3.99 against .Decluster Zero's $4.99. On rating, review sentiment, ratings volume and update cadence 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

.Decluster Zero costs $4.99 and The Day We Fought Space! $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

The Day We Fought Space! holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 16 and 18 respectively. Written reviews point the same way: 94% of .Decluster Zero's written reviews are positive against 100% of The Day We Fought Space!'s.

UpkeepUpdate frequency

.Decluster Zero ships an update every 2 months, The Day We Fought Space! every 3 months. The most recent releases landed on October 22, 2026 and October 29, 2026 respectively.

Scorecard1 real difference · 9 level
.Decluster Zero versus The Day We Fought Space!: the parameters behind the verdict, then further details
Parameter.Decluster ZeroThe Day We Fought Space!
Price$4.99$3.99 — better
Rating4.8 (16 ratings)5.0 (18 ratings) — better
Positive reviews94.3% of reviews100.0% of reviews — better
Number of ratings1618 — better
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod, Apple TV — betteriPhone, iPad, iPod
Requires iOS12.012.0
Further details — not scored
Size54 MB636 MB
Age rating9+9+
DeveloperMASAYUKI ITOTursiops Truncatus Studios

Customer experience

.Decluster Zero

All ratings16 ratings
Positive93.8%
Neutral6.3%
Negative0.0%
Written reviews35 reviews
Positive94.3%
Neutral5.7%
Negative0.0%

The Day We Fought Space!

All ratings17 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

.Decluster Zero

No in-app purchases

None

The Day We Fought Space!

No in-app purchases

Questions

Is .Decluster Zero free?
.Decluster Zero costs $4.99, with no in-app purchases.
Is The Day We Fought Space! free?
The Day We Fought Space! costs $3.99, with no in-app purchases.
Which has better reviews, .Decluster Zero or The Day We Fought Space!?
The Day We Fought Space! is rated higher. .Decluster Zero averages 4.8 out of 5 from 16 ratings, while The Day We Fought Space! averages 5.0 from 18 ratings.
Do .Decluster Zero or The Day We Fought Space! have ads?
Neither .Decluster Zero nor The Day We Fought Space! shows ads.
Which is updated more often, .Decluster Zero or The Day We Fought Space!?
.Decluster Zero ships an update every 2 months, and The Day We Fought Space! every 3 months. Most recently, .Decluster Zero was updated on October 22, 2026 and The Day We Fought Space! on October 29, 2026.

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