Retain Cards: AI Flashcards vs Turbo AI - Notetaker
Retain Cards: AI Flashcards
Retain Labs GmbH
App Store
$149/mo
~$1.8K/yr · 7K installs
VS
Turbo AI - Notetaker
TurboLearn AI
App Store
$77.3K/mo
~$927.7K/yr · 3.5M installs
Revenue winner
Turbo AI - Notetaker wins
+51785% vs other
Installs winner
Turbo AI - Notetaker wins
+52288% vs other
MAU winner
Turbo AI - Notetaker wins
+53643% vs other
Rating winner
Turbo AI - Notetaker wins
+6% vs other
Why Turbo AI - Notetaker is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- Turbo AI - Notetaker earns roughly 519× more per month than Retain Cards: AI Flashcards - $77.3K vs $149.
- Aggressive pricing. Turbo AI - Notetaker undercuts at $7.49/mo vs $12.99/mo - converts a higher % of free users.
- Bigger install base. Turbo AI - Notetaker has ~3.5M lifetime installs vs Retain Cards: AI Flashcards's ~7K - 523.9× the funnel top.
- More monetization surfaces. Turbo AI - Notetaker runs 9 IAP tiers vs 6 - more chances to convert users at the right price.
→ Find more apps with this revenue gap · Full Turbo AI - Notetaker report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Retain Cards: AI Flashcards
vs
Turbo AI - Notetaker
Monthly revenue (est.)?
$149
▶
$77.3K
Annual revenue (est.)
$1.8K
▶
$927.7K
Lifetime installs (est.)
7K
▶
3.5M
Monthly active users (est.)?
765.6
▶
411K
App Store rating
4.50★
▶
4.76★
Total ratings
132
▶
31K
US grossing rank
-
=
-
Cheapest monthly sub
$12.99
◀
$7.49
IAP tiers detected
6 tiers
▶
9 tiers
- Category
- Education
- Price
- Free
- Released
- May 7, 2025
- Last updated
- Apr 24, 2026
- File size
- 9.5 MB
- Content rating
- 4+
- Version
- 2.5
- Languages
- Danish, Dutch, English, Finnish, French, German +5 more
- Category
- Education
- Price
- Free
- Released
- Jul 31, 2024
- Last updated
- May 5, 2026
- File size
- 81.4 MB
- Content rating
- 4+
- Version
- 1.4.2
- Languages
- English
Retain Cards: AI Flashcards trajectory
Turbo AI - Notetaker trajectory
FAQ
Which makes more money, Retain Cards: AI Flashcards or Turbo AI - Notetaker? v
Turbo AI - Notetaker earns about $77.3K per month, while Retain Cards: AI Flashcards earns about $149. That is a 518.9× revenue gap (~$77.2K more per month for Turbo AI - Notetaker). Annual revenue: Retain Cards: AI Flashcards ≈ $1.8K/year, Turbo AI - Notetaker ≈ $927.7K/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Retain Cards: AI Flashcards or Turbo AI - Notetaker? v
Turbo AI - Notetaker leads with about 3.5M estimated downloads vs 7K for Retain Cards: AI Flashcards - a 523.9× gap. Retain Cards: AI Flashcards's App Store downloads are estimated from 132 ratings × the standard 1:75 ratio. Turbo AI - Notetaker's App Store downloads are estimated from 31K ratings.
Are Retain Cards: AI Flashcards and Turbo AI - Notetaker 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 Retain Cards: AI Flashcards and Turbo AI - Notetaker offer? v
Retain Cards: AI Flashcards: IAP range 6 tiers detected. Turbo AI - Notetaker: IAP range 9 tiers detected. Retain Cards: AI Flashcards runs a "Subscription (~$5.99/mo)" monetization model; Turbo AI - Notetaker runs "Subscription (~$5.83/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Retain Cards: AI Flashcards or Turbo AI - Notetaker? v
Turbo AI - Notetaker edges ahead with ★ 4.8 vs ★ 4.5 (gap of 0.3 stars). Rating volume: Retain Cards: AI Flashcards 132 ratings, Turbo AI - Notetaker 31K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Retain Cards: AI Flashcards vs Turbo AI - Notetaker revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $149 for Retain Cards: AI Flashcards and $77.3K for Turbo AI - Notetaker 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 Retain Cards: AI Flashcards or Turbo AI - Notetaker 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.