CITB Op/Spec HS&E test vs Onevoca - Flashcards

CITB Op/Spec HS&E test

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

Onevoca - Flashcards

Minsu Kim
App Store
$329/mo
~$3.9K/yr · 3K installs
Revenue winner Onevoca - Flashcards wins +194% vs other
Installs winner Onevoca - Flashcards wins +475% vs other
MAU winner Onevoca - Flashcards wins +461% vs other
Rating winner CITB Op/Spec HS&E test wins +7% vs other

Why Onevoca - Flashcards is winning

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

  1. Onevoca - Flashcards earns roughly 3× more per month than CITB Op/Spec HS&E test - $329 vs $112.
  2. Subscription model. Onevoca - Flashcards runs a $24.99/mo subscription that compounds; CITB Op/Spec HS&E test relies on one-shot IAP or ads.
  3. Bigger install base. Onevoca - Flashcards has ~3K lifetime installs vs CITB Op/Spec HS&E test's ~600 - 5.8× the funnel top.
  4. More monetization surfaces. Onevoca - Flashcards runs 3 IAP tiers vs 0 - more chances to convert users at the right price.

→ Find more apps with this revenue gap · Full Onevoca - Flashcards report

Side-by-side metrics

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

CITB Op/Spec HS&E test
vs
Onevoca - Flashcards
Monthly revenue (est.)?
$112
▶
$329
Annual revenue (est.)
$1.3K
▶
$3.9K
Lifetime installs (est.)
600
▶
3K
Monthly active users (est.)?
72.6
▶
407.1
App Store rating
5.00★
◀
4.68★
Total ratings
12
▶
69
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$24.99
IAP tiers detected
0 tiers
▶
3 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 →

Onevoca - Flashcards

Minsu Kim
App Store
Category
Education
Price
Free
Released
Jun 2, 2017
Last updated
May 5, 2026
File size
42.6 MB
Content rating
4+
Version
366
Languages
English, Japanese, Korean
View full Onevoca - Flashcards report →

CITB Op/Spec HS&E test trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Onevoca - Flashcards trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Related app pages

CITB Op/Spec HS&E test App Store page →Onevoca - Flashcards App Store page →

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FAQ

Which makes more money, CITB Op/Spec HS&E test or Onevoca - Flashcards? v
Onevoca - Flashcards earns about $329 per month, while CITB Op/Spec HS&E test earns about $112. That is a 2.9× revenue gap (~$217 more per month for Onevoca - Flashcards). Annual revenue: CITB Op/Spec HS&E test ≈ $1.3K/year, Onevoca - Flashcards ≈ $3.9K/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 Onevoca - Flashcards? v
Onevoca - Flashcards leads with about 3K estimated downloads vs 600 for CITB Op/Spec HS&E test - a 5.8× gap. CITB Op/Spec HS&E test's App Store downloads are estimated from 12 ratings × the standard 1:75 ratio. Onevoca - Flashcards's App Store downloads are estimated from 69 ratings.
Are CITB Op/Spec HS&E test and Onevoca - Flashcards 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 Onevoca - Flashcards offer? v
CITB Op/Spec HS&E test: no IAP detected on the public listing. Onevoca - Flashcards: IAP range 3 tiers detected. CITB Op/Spec HS&E test runs a "Paid app ($6.99)" monetization model; Onevoca - Flashcards runs "Subscription (~$24.99/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 Onevoca - Flashcards? v
CITB Op/Spec HS&E test edges ahead with ★ 5.0 vs ★ 4.7 (gap of 0.3 stars). Rating volume: CITB Op/Spec HS&E test 12 ratings, Onevoca - Flashcards 69 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these CITB Op/Spec HS&E test vs Onevoca - Flashcards 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 $329 for Onevoca - Flashcards 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 Onevoca - Flashcards 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.