Comparison

AssaultChainGunKM vs Astro Invaders

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

Head to head
About

AssaultChainGunKM

Engage in a retro-style arcade shooter where you control a chain gun to eliminate robotic enemies and incoming missiles. Aim and fire with simple touch controls, utilizing infinite ammunition to clear the screen.

Highlights
  • Chain gun shooting gameplay
  • Enemy and missile targeting
  • Infinite bullet supply
  • Touch-based aiming control
  • Retro arcade style
Read full description

A gun shooting game that shoots enemies and missiles in front of you with a chain gun! Aim and shoot by touch operation! Bullet is Infinite! Shoot all over anyway! ! -------------------------------------------------------------------- - It is a machine gun type gun shooting game that used to exist in a long time ago. Because some cities were occupied by mysterious robot corps, please exclude with a machine cannon. If you hit a missile, you will be damaged, so let's defeat it before the enemy attacks or shoot down the missiles. It strikes the missile and the life becomes 0%, or the game is over with the time limit over. ◆ Operation method ◆ Shots are automatically and rapidly fire during touch. Swipe your aim to target enemies and missiles.

About

Astro Invaders

Experience an intense arcade space battle with simple controls. Upgrade your ship to rapidly grow stronger and defeat challenging bosses. Uncover a lasting story through 21 boss encounters.

Highlights
  • Simple movement and shooting controls
  • Intense space battles
  • Ship upgrades for rapid growth
  • 21 boss battles
  • Uncover a lasting story
  • Casual action and rail shooter mechanics
Features
Read full description

● Dodge While Moving, Shoot While Standing Still ! An Intense Space Battle Unfolds With Simple Controls! This Is A Fresh New Arcade Shooter That Avoids Maniac-Level Bullet Hell And Instead Borrows The Best Of Trendy Casual Action Games And Classic Rail Shooter Mechanics. ● The Thrill Of Rapid Growth Through Upgrades ! Upgrade Your Ship, Crush The Bosses You Once Struggled Against In An Instant, And Gather Bits For Even Faster Upgrades ! ● Fast-Paced, Impactful Gameplay With A Lasting Story. A Tight Experience Packed With 21 Boss Battles And No Filler Enemy Fights—Only Those Who Reach The Ending Will Uncover The Story Behind The Game !

Screenshots

AssaultChainGunKM3 screens
Astro Invaders4 screens

Verdict

The call

The clearest difference is in-app purchases: AssaultChainGunKM at none against Astro Invaders's 6. AssaultChainGunKM also leads on ads (none vs shown) and ratings volume (21 vs 1). Astro Invaders's advantage is update cadence (weekly vs every 5 months). On price, rating 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. Astro Invaders sells 6 one-off in-app purchases. AssaultChainGunKM asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for AssaultChainGunKM against 5.0 for Astro Invaders. That said, the two scores are not equally well evidenced: AssaultChainGunKM has 21 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

AssaultChainGunKM ships an update every 5 months, Astro Invaders weekly. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
AssaultChainGunKM versus Astro Invaders: the parameters behind the verdict, then further details
ParameterAssaultChainGunKMAstro Invaders
PriceFreeFree
Rating5.0 (21 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings21 — better1
Update frequencyEvery 5 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better13.0
Further details — not scored
Size106 MB110 MB
Age rating12+9+
DeveloperKoji NakadaSang Yoon Lee

Customer experience

AssaultChainGunKM

All ratings21 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews9 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Astro Invaders

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

AssaultChainGunKM

No in-app purchases

6 purchases

Astro Invaders

One-time6
  • Unlimited Ad Skip$0.99
  • 10000 Bit Pack$0.99
  • Super Bit Pack$1.99
Show 3 more
  • Mega Bit Pack$2.99
  • 50000 Bit Pack$2.99
  • 150000 Bit Pack$4.99

Questions

Is AssaultChainGunKM free?
AssaultChainGunKM is free to download, with no in-app purchases.
Is Astro Invaders free?
Astro Invaders is free to download, with in-app purchases available.
Which has better reviews, AssaultChainGunKM or Astro Invaders?
AssaultChainGunKM and Astro Invaders are both rated 5.0 out of 5 on the App Store, from 21 and 1 ratings respectively.
Do AssaultChainGunKM or Astro Invaders have ads?
Astro Invaders shows ads; AssaultChainGunKM does not.
Which is updated more often, AssaultChainGunKM or Astro Invaders?
AssaultChainGunKM ships an update every 5 months, and Astro Invaders weekly. Most recently, AssaultChainGunKM was updated on November 2, 2026 and Astro Invaders on October 30, 2026.

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