Galaxy Defense: Fortress TD vs Isle of Arrows - Tower Defense
Galaxy Defense: Fortress TD
CYBERJOY LIMITED
App Store
$5.7K/mo
~$68.7K/yr · 716K installs
VS
Isle of Arrows - Tower Defense
Studio Gridpop Inc
App Store
$2.2K/mo
~$25.9K/yr · 14K installs
Revenue winner
Galaxy Defense: Fortress TD wins
+166% vs other
Installs winner
Galaxy Defense: Fortress TD wins
+5203% vs other
MAU winner
Galaxy Defense: Fortress TD wins
+8227% vs other
Rating winner
Galaxy Defense: Fortress TD wins
+6% vs other
Why Galaxy Defense: Fortress TD is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- Galaxy Defense: Fortress TD earns roughly 3× more per month than Isle of Arrows - Tower Defense - $5.7K vs $2.2K.
- Subscription model. Galaxy Defense: Fortress TD runs a $9.99/mo subscription that compounds; Isle of Arrows - Tower Defense relies on one-shot IAP or ads.
- Bigger install base. Galaxy Defense: Fortress TD has ~716K lifetime installs vs Isle of Arrows - Tower Defense's ~14K - 53.0× the funnel top.
- More monetization surfaces. Galaxy Defense: Fortress TD runs 10 IAP tiers vs 0 - more chances to convert users at the right price.
→ Find more apps with this revenue gap · Full Galaxy Defense: Fortress TD report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Galaxy Defense: Fortress TD
vs
Isle of Arrows - Tower Defense
Monthly revenue (est.)?
$5.7K
◀
$2.2K
Annual revenue (est.)
$68.7K
◀
$25.9K
Lifetime installs (est.)
716K
◀
14K
Monthly active users (est.)?
144K
◀
2K
App Store rating
4.76★
◀
4.49★
Total ratings
9K
◀
270
US grossing rank
-
=
-
Cheapest monthly sub
$9.99
◀
No sub
IAP tiers detected
10 tiers
◀
0 tiers
- Category
- Games
- Price
- Free
- Released
- Feb 1, 2025
- Last updated
- Jun 29, 2026
- File size
- 447.4 MB
- Content rating
- 4+
- Version
- 0.18.0
- Languages
- English, French, German, Japanese, Korean, Chinese +2 more
- Category
- Games
- Price
- USD5.99
- Released
- Nov 3, 2022
- Last updated
- Jul 6, 2023
- File size
- 120.0 MB
- Content rating
- 9+
- Version
- 1.1.4
- Languages
- English
Galaxy Defense: Fortress TD trajectory
Isle of Arrows - Tower Defense trajectory
FAQ
Which makes more money, Galaxy Defense: Fortress TD or Isle of Arrows - Tower Defense? v
Galaxy Defense: Fortress TD earns about $5.7K per month, while Isle of Arrows - Tower Defense earns about $2.2K. That is a 2.7× revenue gap (~$3.6K more per month for Galaxy Defense: Fortress TD). Annual revenue: Galaxy Defense: Fortress TD ≈ $68.7K/year, Isle of Arrows - Tower Defense ≈ $25.9K/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Galaxy Defense: Fortress TD or Isle of Arrows - Tower Defense? v
Galaxy Defense: Fortress TD leads with about 716K estimated downloads vs 14K for Isle of Arrows - Tower Defense - a 53.0× gap. Galaxy Defense: Fortress TD's App Store downloads are estimated from 9K ratings × the standard 1:75 ratio. Isle of Arrows - Tower Defense's App Store downloads are estimated from 270 ratings.
Are Galaxy Defense: Fortress TD and Isle of Arrows - Tower Defense 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 Defense: Fortress TD and Isle of Arrows - Tower Defense offer? v
Galaxy Defense: Fortress TD: IAP range 10 tiers detected. Isle of Arrows - Tower Defense: no IAP detected on the public listing. Galaxy Defense: Fortress TD runs a "Free casual game · ads + tiny sub take (~$0.08/MAU)" monetization model; Isle of Arrows - Tower Defense runs "Paid app ($5.99)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Galaxy Defense: Fortress TD or Isle of Arrows - Tower Defense? v
Galaxy Defense: Fortress TD edges ahead with ★ 4.8 vs ★ 4.5 (gap of 0.3 stars). Rating volume: Galaxy Defense: Fortress TD 9K ratings, Isle of Arrows - Tower Defense 270 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Galaxy Defense: Fortress TD vs Isle of Arrows - Tower Defense revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $5.7K for Galaxy Defense: Fortress TD and $2.2K for Isle of Arrows - Tower Defense 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 Defense: Fortress TD or Isle of Arrows - Tower Defense 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.