CITB Op/Spec HS&E test vs CLASS101: Learn Online

CITB Op/Spec HS&E test

CITB
App Store
$112/mo
~$1.3K/yr · 600 installs
VS

CLASS101: Learn Online

CLASS101 Inc.
App Store
$1.1K/mo
~$13.4K/yr · 27K installs
Revenue winner CLASS101: Learn Online wins +901% vs other
Installs winner CLASS101: Learn Online wins +4450% vs other
MAU winner CLASS101: Learn Online wins +4300% vs other
Rating winner CITB Op/Spec HS&E test wins +9% vs other

Why CLASS101: Learn Online is winning

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

  1. CLASS101: Learn Online earns roughly 10× more per month than CITB Op/Spec HS&E test - $1.1K vs $112.
  2. Subscription model. CLASS101: Learn Online runs a $19.99/mo subscription that compounds; CITB Op/Spec HS&E test relies on one-shot IAP or ads.
  3. Bigger install base. CLASS101: Learn Online has ~27K lifetime installs vs CITB Op/Spec HS&E test's ~600 - 45.5× the funnel top.
  4. More monetization surfaces. CLASS101: Learn Online runs 6 IAP tiers vs 0 - more chances to convert users at the right price.

→ Find more apps with this revenue gap · Full CLASS101: Learn Online report

Side-by-side metrics

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

CITB Op/Spec HS&E test
vs
CLASS101: Learn Online
Monthly revenue (est.)?
$112
▶
$1.1K
Annual revenue (est.)
$1.3K
▶
$13.4K
Lifetime installs (est.)
600
▶
27K
Monthly active users (est.)?
72.6
▶
3K
App Store rating
5.00★
◀
4.60★
Total ratings
12
▶
546
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$19.99
IAP tiers detected
0 tiers
▶
6 tiers

CITB Op/Spec HS&E test

CITB
App Store
Category
Education
Price
USD6.99
Released
May 16, 2019
Last updated
Jan 8, 2026
File size
148.2 MB
Content rating
12+
Version
6.0.52
Languages
English
View full CITB Op/Spec HS&E test report →

CLASS101: Learn Online

CLASS101 Inc.
App Store
Category
Education
Price
Free
Released
Dec 8, 2017
Last updated
May 7, 2026
File size
116.6 MB
Content rating
12+
Version
1.12.0
Languages
English, Japanese, Korean
View full CLASS101: Learn Online report →

CITB Op/Spec HS&E test trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

CLASS101: Learn Online trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Related app pages

CITB Op/Spec HS&E test App Store page →CLASS101: Learn Online App Store page →

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FAQ

Which makes more money, CITB Op/Spec HS&E test or CLASS101: Learn Online? v
CLASS101: Learn Online earns about $1.1K per month, while CITB Op/Spec HS&E test earns about $112. That is a 10.0× revenue gap (~$1.0K more per month for CLASS101: Learn Online). Annual revenue: CITB Op/Spec HS&E test ≈ $1.3K/year, CLASS101: Learn Online ≈ $13.4K/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, CITB Op/Spec HS&E test or CLASS101: Learn Online? v
CLASS101: Learn Online leads with about 27K estimated downloads vs 600 for CITB Op/Spec HS&E test - a 45.5× gap. CITB Op/Spec HS&E test's App Store downloads are estimated from 12 ratings × the standard 1:75 ratio. CLASS101: Learn Online's App Store downloads are estimated from 546 ratings.
Are CITB Op/Spec HS&E test and CLASS101: Learn Online in the same App Store category and competing for the same money? v
Yes - both apps sit in the Education 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 CITB Op/Spec HS&E test and CLASS101: Learn Online offer? v
CITB Op/Spec HS&E test: no IAP detected on the public listing. CLASS101: Learn Online: IAP range 6 tiers detected. CITB Op/Spec HS&E test runs a "Paid app ($6.99)" monetization model; CLASS101: Learn Online runs "Subscription (~$10.83/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, CITB Op/Spec HS&E test or CLASS101: Learn Online? v
CITB Op/Spec HS&E test edges ahead with ★ 5.0 vs ★ 4.6 (gap of 0.4 stars). Rating volume: CITB Op/Spec HS&E test 12 ratings, CLASS101: Learn Online 546 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these CITB Op/Spec HS&E test vs CLASS101: Learn Online revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $112 for CITB Op/Spec HS&E test and $1.1K for CLASS101: Learn Online are derived from App Store grossing rank, scraped IAP tiers, ratings volume and category benchmarks (Education) - 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 CITB Op/Spec HS&E test or CLASS101: Learn Online 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.