Prep DNB vs Vaia: AI Flashcards. Study App
Prep DNB
Sajil Haq
App Store
$21/mo
~$253/yr · 800 installs
VS
Vaia: AI Flashcards. Study App
StudySmarter GmbH
App Store
$2.4K/mo
~$29.3K/yr · 120K installs
Revenue winner
Vaia: AI Flashcards. Study App wins
+11533% vs other
Installs winner
Vaia: AI Flashcards. Study App wins
+14890% vs other
MAU winner
Vaia: AI Flashcards. Study App wins
+15693% vs other
Rating winner
Vaia: AI Flashcards. Study App wins
+471% vs other
Why Vaia: AI Flashcards. Study App is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- Vaia: AI Flashcards. Study App earns roughly 116× more per month than Prep DNB - $2.4K vs $21.
- Subscription model. Vaia: AI Flashcards. Study App runs a $6.49/mo subscription that compounds; Prep DNB relies on one-shot IAP or ads.
- Bigger install base. Vaia: AI Flashcards. Study App has ~120K lifetime installs vs Prep DNB's ~800 - 149.9× the funnel top.
- More monetization surfaces. Vaia: AI Flashcards. Study App runs 9 IAP tiers vs 0 - more chances to convert users at the right price.
→ Find more apps with this revenue gap · Full Vaia: AI Flashcards. Study App report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Prep DNB
vs
Vaia: AI Flashcards. Study App
Monthly revenue (est.)?
$21
▶
$2.4K
Annual revenue (est.)
$253
▶
$29.3K
Lifetime installs (est.)
800
▶
120K
Monthly active users (est.)?
89.6
▶
14K
App Store rating
-
▶
4.71★
Total ratings
0
▶
1K
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$6.49
IAP tiers detected
0 tiers
▶
9 tiers
- Category
- Education
- Price
- USD0.99
- Released
- Apr 9, 2026
- Last updated
- May 2, 2026
- File size
- 24.8 MB
- Content rating
- 12+
- Version
- 1.0.8
- Languages
- English
- Category
- Education
- Price
- Free
- Released
- Dec 1, 2018
- Last updated
- May 8, 2026
- File size
- 200.9 MB
- Content rating
- 4+
- Version
- 16.8.0
- Languages
- English, French, German, Spanish
Prep DNB trajectory
Vaia: AI Flashcards. Study App trajectory
FAQ
Which makes more money, Prep DNB or Vaia: AI Flashcards. Study App? v
Vaia: AI Flashcards. Study App earns about $2.4K per month, while Prep DNB earns about $21. That is a 116.3× revenue gap (~$2.4K more per month for Vaia: AI Flashcards. Study App). Annual revenue: Prep DNB ≈ $253/year, Vaia: AI Flashcards. Study App ≈ $29.3K/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Prep DNB or Vaia: AI Flashcards. Study App? v
Vaia: AI Flashcards. Study App leads with about 120K estimated downloads vs 800 for Prep DNB - a 149.9× gap. Prep DNB's App Store downloads are estimated from 0 ratings × the standard 1:75 ratio. Vaia: AI Flashcards. Study App's App Store downloads are estimated from 1K ratings.
Are Prep DNB and Vaia: AI Flashcards. Study App 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 Prep DNB and Vaia: AI Flashcards. Study App offer? v
Prep DNB: no IAP detected on the public listing. Vaia: AI Flashcards. Study App: IAP range 9 tiers detected. Prep DNB runs a "Paid app ($0.99)" monetization model; Vaia: AI Flashcards. Study App runs "Subscription (~$5.33/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Prep DNB or Vaia: AI Flashcards. Study App? v
Vaia: AI Flashcards. Study App edges ahead with a higher overall score (gap of 4.7 stars). Rating volume: Prep DNB 0 ratings, Vaia: AI Flashcards. Study App 1K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Prep DNB vs Vaia: AI Flashcards. Study App revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $21 for Prep DNB and $2.4K for Vaia: AI Flashcards. Study App 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 Prep DNB or Vaia: AI Flashcards. Study App 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.