Comparison

Stargate Bullet 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

Stargate Bullet

Embark on an adventure as an Earth empire guard in this horizontal shooter. Summon and train heroes to overcome nearly 200 challenging levels and defeat formidable bosses.

Highlights
  • Horizontal shooting gameplay
  • Nearly 200 challenging levels
  • Hero summoning and training
  • Boss battles
  • Adventure mode
  • Collect training materials
Features
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This stand-alone game Stargate Bullet is a level game combined with shooting and adventure in horizontal version. This game contains nearly 200 levels of common challenges with different degrees of difficulty and styles, and it will also randomly touch off the copy of challenges according to different conditions. In this game, the player will play the role of one guard of the earth empire, and through his (or her) own efforts, he (or she) can summon dozens of heroes fighting for the earth. During the challenge task, the players can collect a variety of training materials to strengthen their heroes in different ways, and then get ready to beat the knotty BOSS.

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
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● 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

Stargate Bullet4 screens
Astro Invaders4 screens

Verdict

The call

The clearest difference is in-app purchases: Stargate Bullet at none against Astro Invaders's 6. Stargate Bullet also leads on ads (none vs shown) and ratings volume (3 vs 1). Astro Invaders's advantage is update cadence (weekly vs monthly). On price, rating, monetization model 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. Stargate Bullet 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 Stargate Bullet against 5.0 for Astro Invaders. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

Stargate Bullet ships an update monthly, Astro Invaders weekly. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

Scorecard5 real differences · 5 level
Stargate Bullet versus Astro Invaders: the parameters behind the verdict, then further details
ParameterStargate BulletAstro Invaders
PriceFreeFree
Rating5.0 (3 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings3 — better1
Update frequencyMonthlyWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS6.0 — better13.0
Further details — not scored
Size70 MB110 MB
Age rating9+9+
Developer先寅 陈Sang Yoon Lee

Customer experience

Stargate Bullet

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Astro Invaders

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

In-app purchases

None

Stargate Bullet

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 Stargate Bullet free?
Stargate Bullet 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, Stargate Bullet or Astro Invaders?
Stargate Bullet and Astro Invaders are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.
Do Stargate Bullet or Astro Invaders have ads?
Astro Invaders shows ads; Stargate Bullet does not.
Which is updated more often, Stargate Bullet or Astro Invaders?
Stargate Bullet ships an update monthly, and Astro Invaders weekly. Most recently, Stargate Bullet was updated on October 14, 2026 and Astro Invaders on October 18, 2026.

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