Gika vs Opal: Screen Time Control
Gika
Hangzhou Hu Di Shen Shan Technology Co., Ltd.
App Store
$3/mo
~$30/yr · 400 installs
VS
Opal: Screen Time Control
Opal OS
App Store
$722.9K/mo
~$8.67M/yr · 8.9M installs
Revenue winner
Opal: Screen Time Control wins
+24096233% vs other
Installs winner
Opal: Screen Time Control wins
+2232928% vs other
MAU winner
Opal: Screen Time Control wins
+2884627% vs other
Rating winner
Opal: Screen Time Control wins
+36% vs other
Why Opal: Screen Time Control is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- Opal: Screen Time Control earns roughly 240963× more per month than Gika - $722.9K vs $3.
- Premium pricing. Opal: Screen Time Control charges $19.99/mo vs Gika's $1.49/mo - higher ARPU per converted user.
- Bigger install base. Opal: Screen Time Control has ~8.9M lifetime installs vs Gika's ~400 - 22330.3× the funnel top.
- More monetization surfaces. Opal: Screen Time Control runs 5 IAP tiers vs 2 - more chances to convert users at the right price.
→ Find more apps with this revenue gap · Full Opal: Screen Time Control report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Gika
vs
Opal: Screen Time Control
Monthly revenue (est.)?
$3
▶
$722.9K
Annual revenue (est.)
$30
▶
$8.67M
Lifetime installs (est.)
400
▶
8.9M
Monthly active users (est.)?
93.2
▶
2.7M
App Store rating
3.50★
▶
4.75★
Total ratings
2
▶
81K
US grossing rank
-
=
-
Cheapest monthly sub
$1.49
▶
$19.99
IAP tiers detected
2 tiers
▶
5 tiers
- Category
- Productivity
- Price
- Free
- Released
- Oct 16, 2022
- Last updated
- Jun 29, 2025
- File size
- 32.9 MB
- Content rating
- 4+
- Version
- 2.0.3
- Languages
- English, Chinese
- Category
- Productivity
- Price
- Free
- Released
- Dec 15, 2020
- Last updated
- Jun 26, 2026
- File size
- 263.3 MB
- Content rating
- 4+
- Version
- 4.2.2
- Languages
- English, French, German, Italian, Japanese, Polish +4 more
Gika trajectory
Opal: Screen Time Control trajectory
FAQ
Which makes more money, Gika or Opal: Screen Time Control? v
Opal: Screen Time Control earns about $722.9K per month, while Gika earns about $3. That is a 240963.3× revenue gap (~$722.9K more per month for Opal: Screen Time Control). Annual revenue: Gika ≈ $30/year, Opal: Screen Time Control ≈ $8.67M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Gika or Opal: Screen Time Control? v
Opal: Screen Time Control leads with about 8.9M estimated downloads vs 400 for Gika - a 22330.3× gap. Gika's App Store downloads are estimated from 2 ratings × the standard 1:75 ratio. Opal: Screen Time Control's App Store downloads are estimated from 81K ratings.
Are Gika and Opal: Screen Time Control in the same App Store category and competing for the same money? v
Yes - both apps sit in the Productivity 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 Gika and Opal: Screen Time Control offer? v
Gika: IAP range 2 tiers detected. Opal: Screen Time Control: IAP range 5 tiers detected. Gika runs a "Subscription (~$0.83/mo)" monetization model; Opal: Screen Time Control runs "Subscription (~$8.33/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Gika or Opal: Screen Time Control? v
Opal: Screen Time Control edges ahead with ★ 4.7 vs ★ 3.5 (gap of 1.2 stars). Rating volume: Gika 2 ratings, Opal: Screen Time Control 81K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Gika vs Opal: Screen Time Control revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $3 for Gika and $722.9K for Opal: Screen Time Control are derived from App Store grossing rank, scraped IAP tiers, ratings volume and category benchmarks (Productivity) - 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 Gika or Opal: Screen Time Control 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.