Goblin Tools vs Robokiller: Spam Call Blocker

Goblin Tools

Skyhook
App Store
$18.5K/mo
~$222.3K/yr · 232K installs
VS

Robokiller: Spam Call Blocker

Mosaic S.r.l.
App Store
$1.40M/mo
~$16.78M/yr · 62.0M installs
Revenue winner Robokiller: Spam Call Blocker wins +7448% vs other
Installs winner Robokiller: Spam Call Blocker wins +26585% vs other
MAU winner Robokiller: Spam Call Blocker wins +40447% vs other
Rating winner Goblin Tools wins +6% vs other

Why Robokiller: Spam Call Blocker is winning

Top 4 reasons - backed by the public App Store / Play Store numbers.

  1. Robokiller: Spam Call Blocker earns roughly 75× more per month than Goblin Tools - $1.40M vs $18.5K.
  2. Subscription model. Robokiller: Spam Call Blocker runs a $5.99/mo subscription that compounds; Goblin Tools relies on one-shot IAP or ads.
  3. Bigger install base. Robokiller: Spam Call Blocker has ~62.0M lifetime installs vs Goblin Tools's ~232K - 266.8× the funnel top.
  4. More monetization surfaces. Robokiller: Spam Call Blocker runs 5 IAP tiers vs 0 - more chances to convert users at the right price.

→ Find more apps with this revenue gap · Full Robokiller: Spam Call Blocker report

Side-by-side metrics

Bars scale to whichever app is bigger on that row. Green = winner.

Goblin Tools
vs
Robokiller: Spam Call Blocker
Monthly revenue (est.)?
$18.5K
▶
$1.40M
Annual revenue (est.)
$222.3K
▶
$16.78M
Lifetime installs (est.)
232K
▶
62.0M
Monthly active users (est.)?
18K
▶
7.3M
App Store rating
4.79★
◀
4.51★
Total ratings
3K
▶
413K
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$5.99
IAP tiers detected
0 tiers
▶
5 tiers

Goblin Tools

Skyhook
App Store
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
View full Goblin Tools report →

Robokiller: Spam Call Blocker

Mosaic S.r.l.
App Store
Category
Utilities
Price
Free
Released
Sep 8, 2015
Last updated
Apr 29, 2026
File size
193.7 MB
Content rating
4+
Version
24.7.54
Languages
English, Italian, Spanish
View full Robokiller: Spam Call Blocker report →

Goblin Tools trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Robokiller: Spam Call Blocker trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Related app pages

Goblin Tools App Store page →Robokiller: Spam Call Blocker App Store page →

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FAQ

Which makes more money, Goblin Tools or Robokiller: Spam Call Blocker? v
Robokiller: Spam Call Blocker earns about $1.40M per month, while Goblin Tools earns about $18.5K. That is a 75.5× revenue gap (~$1.38M more per month for Robokiller: Spam Call Blocker). Annual revenue: Goblin Tools ≈ $222.3K/year, Robokiller: Spam Call Blocker ≈ $16.78M/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 Robokiller: Spam Call Blocker? v
Robokiller: Spam Call Blocker leads with about 62.0M estimated downloads vs 232K for Goblin Tools - a 266.8× gap. Goblin Tools's App Store downloads are estimated from 3K ratings × the standard 1:75 ratio. Robokiller: Spam Call Blocker's App Store downloads are estimated from 413K ratings.
Are Goblin Tools and Robokiller: Spam Call Blocker 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 Robokiller: Spam Call Blocker offer? v
Goblin Tools: no IAP detected on the public listing. Robokiller: Spam Call Blocker: IAP range 5 tiers detected. Goblin Tools runs a "Paid app ($2.99)" monetization model; Robokiller: Spam Call Blocker runs "Subscription (~$5.99/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Goblin Tools or Robokiller: Spam Call Blocker? v
Goblin Tools edges ahead with ★ 4.8 vs ★ 4.5 (gap of 0.3 stars). Rating volume: Goblin Tools 3K ratings, Robokiller: Spam Call Blocker 413K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Goblin Tools vs Robokiller: Spam Call Blocker revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $18.5K for Goblin Tools and $1.40M for Robokiller: Spam Call Blocker 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 Robokiller: Spam Call Blocker 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.