Goblin Tools vs Swimming Pool Calculator
Goblin Tools
Skyhook
App Store
$18.5K/mo
~$222.4K/yr · 232K installs
VS
Swimming Pool Calculator
Fernando Montero
App Store
$246/mo
~$3.0K/yr · 2K installs
Revenue winner
Goblin Tools wins
+7433% vs other
Installs winner
Goblin Tools wins
+12462% vs other
MAU winner
Goblin Tools wins
+8614% vs other
Rating winner
Goblin Tools wins
+24% vs other
Why Goblin Tools is winning
Top 3 reasons - backed by the public App Store / Play Store numbers.
- Goblin Tools earns roughly 75× more per month than Swimming Pool Calculator - $18.5K vs $246.
- Bigger install base. Goblin Tools has ~232K lifetime installs vs Swimming Pool Calculator's ~2K - 125.6× the funnel top.
- Better app store reviews. Goblin Tools sits at 4.79★ vs 3.86★ - store algorithms reward higher-rated apps with more impressions.
→ Find more apps with this revenue gap · Full Goblin Tools report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Goblin Tools
vs
Swimming Pool Calculator
Monthly revenue (est.)?
$18.5K
◀
$246
Annual revenue (est.)
$222.4K
◀
$3.0K
Lifetime installs (est.)
232K
◀
2K
Monthly active users (est.)?
18K
◀
205.35
App Store rating
4.79★
◀
3.86★
Total ratings
3K
◀
37
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$4.17
IAP tiers detected
0 tiers
▶
4 tiers
- Category
- Utilities
- Price
- USD2.99
- Released
- May 31, 2023
- Last updated
- Jun 23, 2023
- File size
- 0.6 MB
- Content rating
- 4+
- Version
- 1.1
- Languages
- English
- Category
- Utilities
- Price
- USD4.99
- Released
- Oct 29, 2021
- Last updated
- Mar 25, 2026
- File size
- 96.1 MB
- Content rating
- 4+
- Version
- 3.10.19
- Languages
- English
Goblin Tools trajectory
Swimming Pool Calculator trajectory
FAQ
Which makes more money, Goblin Tools or Swimming Pool Calculator? v
Goblin Tools earns about $18.5K per month, while Swimming Pool Calculator earns about $246. That is a 75.3× revenue gap (~$18.3K more per month for Goblin Tools). Annual revenue: Goblin Tools ≈ $222.4K/year, Swimming Pool Calculator ≈ $3.0K/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Goblin Tools or Swimming Pool Calculator? v
Goblin Tools leads with about 232K estimated downloads vs 2K for Swimming Pool Calculator - a 125.6× gap. Goblin Tools's App Store downloads are estimated from 3K ratings × the standard 1:75 ratio. Swimming Pool Calculator's App Store downloads are estimated from 37 ratings.
Are Goblin Tools and Swimming Pool Calculator in the same App Store category and competing for the same money? v
Yes - both apps sit in the Utilities 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 Goblin Tools and Swimming Pool Calculator offer? v
Goblin Tools: no IAP detected on the public listing. Swimming Pool Calculator: IAP range 4 tiers detected. Goblin Tools runs a "Paid app ($2.99)" monetization model; Swimming Pool Calculator runs "Paid app ($4.99)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Goblin Tools or Swimming Pool Calculator? v
Goblin Tools edges ahead with ★ 4.8 vs ★ 3.9 (gap of 0.9 stars). Rating volume: Goblin Tools 3K ratings, Swimming Pool Calculator 37 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Goblin Tools vs Swimming Pool Calculator revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $18.5K for Goblin Tools and $246 for Swimming Pool Calculator are derived from App Store grossing rank, scraped IAP tiers, ratings volume and category benchmarks (Utilities) - 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 Goblin Tools or Swimming Pool Calculator 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.