Retain Cards: AI Flashcards vs Juno: Courses
Retain Cards: AI Flashcards
Retain Labs GmbH
App Store
$217/mo
~$2.6K/yr · 10K installs
VS
Juno: Courses
Juno School
Google Play
$8.6K/mo
~$102.9K/yr · 516K installs
Revenue winner
Juno: Courses wins
+3851% vs other
Installs winner
Juno: Courses wins
+5252% vs other
MAU winner
Juno: Courses wins
+3775% vs other
Rating winner
Retain Cards: AI Flashcards wins
+12% vs other
Why Juno: Courses is winning
Top 3 reasons - backed by the public App Store / Play Store numbers.
- Juno: Courses earns roughly 40× more per month than Retain Cards: AI Flashcards - $8.6K vs $217.
- Aggressive pricing. Juno: Courses undercuts at $1.85/mo vs $12.99/mo - converts a higher % of free users.
- Bigger install base. Juno: Courses has ~516K lifetime installs vs Retain Cards: AI Flashcards's ~10K - 53.5× the funnel top.
→ Find more apps with this revenue gap · Full Juno: Courses report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Retain Cards: AI Flashcards
vs
Juno: Courses
Monthly revenue (est.)?
$217
▶
$8.6K
Annual revenue (est.)
$2.6K
▶
$102.9K
Lifetime installs (est.)
10K
▶
516K
Monthly active users (est.)?
1K
▶
43K
App Store rating
4.46★
◀
4.00★
Total ratings
193
▶
6K
US grossing rank
-
=
-
Cheapest monthly sub
$12.99
◀
$1.85
IAP tiers detected
6 tiers
◀
0 tiers
- Category
- Education
- Price
- Free
- Released
- May 7, 2025
- Last updated
- Jun 30, 2026
- File size
- 9.8 MB
- Content rating
- 4+
- Version
- 2.7
- Languages
- Danish, Dutch, English, Finnish, French, German +6 more
- Category
- Education
- Price
- Free
- Released
- Mar 5, 2025
- Last updated
- Jun 24, 2026
- File size
- -
- Content rating
- Everyone
- Version
- 1.1.206
- Languages
- -
Retain Cards: AI Flashcards trajectory
Juno: Courses trajectory
FAQ
Which makes more money, Retain Cards: AI Flashcards or Juno: Courses? v
Juno: Courses earns about $8.6K per month, while Retain Cards: AI Flashcards earns about $217. That is a 39.5× revenue gap (~$8.4K more per month for Juno: Courses). Annual revenue: Retain Cards: AI Flashcards ≈ $2.6K/year, Juno: Courses ≈ $102.9K/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Retain Cards: AI Flashcards or Juno: Courses? v
Juno: Courses leads with about 516K estimated downloads vs 10K for Retain Cards: AI Flashcards - a 53.5× gap. Retain Cards: AI Flashcards's App Store downloads are estimated from 193 ratings × the standard 1:75 ratio. Juno: Courses reports 500,000+ installs on Google Play.
Are Retain Cards: AI Flashcards and Juno: Courses in the same App Store category on each store 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 Juno: Courses offer? v
Retain Cards: AI Flashcards: IAP range 6 tiers detected. Juno: Courses: IAP range $0.49 - $6.99 per item. Retain Cards: AI Flashcards runs a "Subscription (~$5.99/mo)" monetization model; Juno: Courses runs "Subscription (~$1.85/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 Juno: Courses? v
Retain Cards: AI Flashcards edges ahead with ★ 4.5 vs ★ 4.0 (gap of 0.5 stars). Rating volume: Retain Cards: AI Flashcards 193 ratings, Juno: Courses 2 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Retain Cards: AI Flashcards vs Juno: Courses revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $217 for Retain Cards: AI Flashcards and $8.6K for Juno: Courses are derived from App Store grossing rank / Google Play install ranges, 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 Juno: Courses to a different App Store app? v
Use the search box at the bottom of this page or paste any two App Store or Google Play 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.