Galaxy Attack: Alien Shooter vs Shiren: Serpentcoil Island
Galaxy Attack: Alien Shooter
Dino Game Limited
App Store
$778.4K/mo
~$9.34M/yr · 97.3M installs
VS
Shiren: Serpentcoil Island
Spike-Chunsoft CO, LTD.
App Store
$213/mo
~$2.6K/yr · 400 installs
Revenue winner
Galaxy Attack: Alien Shooter wins
+365342% vs other
Installs winner
Galaxy Attack: Alien Shooter wins
+24334288% vs other
MAU winner
Galaxy Attack: Alien Shooter wins
+12352381% vs other
Rating winner
Galaxy Attack: Alien Shooter wins
+5% vs other
Why Galaxy Attack: Alien Shooter is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- Galaxy Attack: Alien Shooter earns roughly 3654× more per month than Shiren: Serpentcoil Island - $778.4K vs $213.
- Subscription model. Galaxy Attack: Alien Shooter runs a $19.99/mo subscription that compounds; Shiren: Serpentcoil Island relies on one-shot IAP or ads.
- Bigger install base. Galaxy Attack: Alien Shooter has ~97.3M lifetime installs vs Shiren: Serpentcoil Island's ~400 - 243343.9× the funnel top.
- More monetization surfaces. Galaxy Attack: Alien Shooter runs 10 IAP tiers vs 0 - more chances to convert users at the right price.
→ Find more apps with this revenue gap · Full Galaxy Attack: Alien Shooter report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Galaxy Attack: Alien Shooter
vs
Shiren: Serpentcoil Island
Monthly revenue (est.)?
$778.4K
◀
$213
Annual revenue (est.)
$9.34M
◀
$2.6K
Lifetime installs (est.)
97.3M
◀
400
Monthly active users (est.)?
9.7M
◀
78.8
App Store rating
4.72★
◀
4.50★
Total ratings
649K
◀
4
US grossing rank
-
=
-
Cheapest monthly sub
$19.99
◀
No sub
IAP tiers detected
10 tiers
◀
0 tiers
- Category
- Games
- Price
- Free
- Released
- Nov 15, 2016
- Last updated
- Jul 1, 2026
- File size
- 440.6 MB
- Content rating
- 9+
- Version
- 5.19.2
- Languages
- English, French, German, Japanese, Korean, Chinese +2 more
- Category
- Games
- Price
- USD19.99
- Released
- Feb 4, 2026
- Last updated
- Feb 25, 2026
- File size
- 1.87 GB
- Content rating
- 12+
- Version
- 2.3.2
- Languages
- English, Japanese, Chinese
Galaxy Attack: Alien Shooter trajectory
Shiren: Serpentcoil Island trajectory
FAQ
Which makes more money, Galaxy Attack: Alien Shooter or Shiren: Serpentcoil Island? v
Galaxy Attack: Alien Shooter earns about $778.4K per month, while Shiren: Serpentcoil Island earns about $213. That is a 3654.4× revenue gap (~$778.2K more per month for Galaxy Attack: Alien Shooter). Annual revenue: Galaxy Attack: Alien Shooter ≈ $9.34M/year, Shiren: Serpentcoil Island ≈ $2.6K/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Galaxy Attack: Alien Shooter or Shiren: Serpentcoil Island? v
Galaxy Attack: Alien Shooter leads with about 97.3M estimated downloads vs 400 for Shiren: Serpentcoil Island - a 243343.9× gap. Galaxy Attack: Alien Shooter's App Store downloads are estimated from 649K ratings × the standard 1:75 ratio. Shiren: Serpentcoil Island's App Store downloads are estimated from 4 ratings.
Are Galaxy Attack: Alien Shooter and Shiren: Serpentcoil Island in the same App Store category and competing for the same money? v
Yes - both apps sit in the Games category, which means they compete directly for the same paying users and category-level wallet share. Direct competitors, head-to-head.
What in-app purchases and subscription pricing do Galaxy Attack: Alien Shooter and Shiren: Serpentcoil Island offer? v
Galaxy Attack: Alien Shooter: IAP range 10 tiers detected. Shiren: Serpentcoil Island: no IAP detected on the public listing. Galaxy Attack: Alien Shooter runs a "Free casual game · ads + tiny sub take (~$0.08/MAU)" monetization model; Shiren: Serpentcoil Island runs "Paid app ($19.99)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Galaxy Attack: Alien Shooter or Shiren: Serpentcoil Island? v
Galaxy Attack: Alien Shooter edges ahead with ★ 4.7 vs ★ 4.5 (gap of 0.2 stars). Rating volume: Galaxy Attack: Alien Shooter 649K ratings, Shiren: Serpentcoil Island 4 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Galaxy Attack: Alien Shooter vs Shiren: Serpentcoil Island revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $778.4K for Galaxy Attack: Alien Shooter and $213 for Shiren: Serpentcoil Island are derived from App Store grossing rank, scraped IAP tiers, ratings volume and category benchmarks (Games) - net of the 15-30% Apple/Google store cut. Real revenue depends on country mix, retention, refunds and ad fill rate, none of which Apple or Google publish.
How do I compare Galaxy Attack: Alien Shooter or Shiren: Serpentcoil Island to a different App Store app? v
Use the search box at the bottom of this page or paste any two App Store links into the homepage tool. We auto-generate a permanent comparison URL with revenue, downloads, IAP tiers, subscription pricing and grossing rank for both apps.