Stargate Bullet vs Astro Invaders
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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.
- Horizontal shooting gameplay
- Nearly 200 challenging levels
- Hero summoning and training
- Boss battles
- Adventure mode
- Collect training materials
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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.
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.
- 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
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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
Verdict
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
Both are free to download. Astro Invaders sells 6 one-off in-app purchases. Stargate Bullet asks for nothing beyond the download.
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.
Stargate Bullet ships an update monthly, Astro Invaders weekly. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.
| Parameter | Stargate Bullet | Astro Invaders |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Monthly | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 6.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 70 MB | 110 MB |
| Age rating | 9+ | 9+ |
| Developer | 先寅 陈 | Sang Yoon Lee |
Customer experience
Stargate Bullet
Astro Invaders
In-app purchases
Stargate Bullet
No in-app purchases
Astro Invaders
- Unlimited Ad Skip$0.99
- 10000 Bit Pack$0.99
- Super Bit Pack$1.99
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- Mega Bit Pack$2.99
- 50000 Bit Pack$2.99
- 150000 Bit Pack$4.99
Questions
Is Stargate Bullet free?
Is Astro Invaders free?
Which has better reviews, Stargate Bullet or Astro Invaders?
Do Stargate Bullet or Astro Invaders have ads?
Which is updated more often, Stargate Bullet or Astro Invaders?
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