Driving Theory Test 4 in 1 Kit vs Duolingo: Language Lessons

Driving Theory Test 4 in 1 Kit

Driving Test Success Limited
App Store
$5.9K/mo
~$70.3K/yr · 37K installs
VS

Duolingo: Language Lessons

Duolingo
App Store
$17.51M/mo
~$210.10M/yr · 600.0M installs
Revenue winner Duolingo: Language Lessons wins +298578% vs other
Installs winner Duolingo: Language Lessons wins +1634777% vs other
MAU winner Duolingo: Language Lessons wins +2633106% vs other
Rating winner Driving Theory Test 4 in 1 Kit wins +2% vs other

Why Duolingo: Language Lessons is winning

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

  1. Duolingo: Language Lessons earns roughly 2987× more per month than Driving Theory Test 4 in 1 Kit - $17.51M vs $5.9K.
  2. Premium pricing. Duolingo: Language Lessons charges $9.99/mo vs Driving Theory Test 4 in 1 Kit's $3.99/mo - higher ARPU per converted user.
  3. Bigger install base. Duolingo: Language Lessons has ~600.0M lifetime installs vs Driving Theory Test 4 in 1 Kit's ~37K - 16348.8× the funnel top.
  4. Charts placement. Duolingo: Language Lessons ranks #19 on the US grossing chart (the other app is unranked) - chart placement is a self-reinforcing flywheel.

→ Find more apps with this revenue gap · Full Duolingo: Language Lessons report

Side-by-side metrics

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

Driving Theory Test 4 in 1 Kit
vs
Duolingo: Language Lessons
Monthly revenue (est.)?
$5.9K
▶
$17.51M
Annual revenue (est.)
$70.3K
▶
$210.10M
Lifetime installs (est.)
37K
▶
600.0M
Monthly active users (est.)?
4K
▶
115.0M
App Store rating
4.84★
◀
4.73★
Total ratings
734
▶
5.3M
US grossing rank
-
▶
#19
Cheapest monthly sub
$3.99
▶
$9.99
IAP tiers detected
7 tiers
◀
6 tiers

Driving Theory Test 4 in 1 Kit

Driving Test Success Limited
App Store
Category
Education
Price
USD5.99
Released
Aug 18, 2014
Last updated
Jun 29, 2026
File size
237.3 MB
Content rating
12+
Version
2.1.258
Languages
English
View full Driving Theory Test 4 in 1 Kit report →

Duolingo: Language Lessons

Duolingo
App Store
Category
Education
Price
Free
Released
Nov 13, 2012
Last updated
Jun 29, 2026
File size
484.9 MB
Content rating
4+
Version
7.129.0
Languages
Arabic, BN, Czech, Dutch, English, French +24 more
View full Duolingo: Language Lessons report →

Driving Theory Test 4 in 1 Kit trajectory

AugSepOctNovDecJanFebMarAprMayJunJul

Duolingo: Language Lessons trajectory

AugSepOctNovDecJanFebMarAprMayJunJul

Related app pages

Driving Theory Test 4 in 1 Kit App Store page →Duolingo: Language Lessons App Store page →

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Compare another pair

FAQ

Which makes more money, Driving Theory Test 4 in 1 Kit or Duolingo: Language Lessons? v
Duolingo: Language Lessons earns about $17.51M per month, while Driving Theory Test 4 in 1 Kit earns about $5.9K. That is a 2986.8× revenue gap (~$17.50M more per month for Duolingo: Language Lessons). Annual revenue: Driving Theory Test 4 in 1 Kit ≈ $70.3K/year, Duolingo: Language Lessons ≈ $210.10M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Driving Theory Test 4 in 1 Kit or Duolingo: Language Lessons? v
Duolingo: Language Lessons leads with about 600.0M estimated downloads vs 37K for Driving Theory Test 4 in 1 Kit - a 16348.8× gap. Driving Theory Test 4 in 1 Kit's App Store downloads are estimated from 734 ratings × the standard 1:75 ratio. Duolingo: Language Lessons's App Store downloads are estimated from 5.3M ratings.
Are Driving Theory Test 4 in 1 Kit and Duolingo: Language Lessons 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 Driving Theory Test 4 in 1 Kit and Duolingo: Language Lessons offer? v
Driving Theory Test 4 in 1 Kit: IAP range 7 tiers detected. Duolingo: Language Lessons: IAP range 6 tiers detected. Driving Theory Test 4 in 1 Kit runs a "Paid app ($5.99)" monetization model; Duolingo: Language Lessons runs "Subscription (~$9.99/mo, language) · calibrated by US grossing rank #19". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Driving Theory Test 4 in 1 Kit or Duolingo: Language Lessons? v
Driving Theory Test 4 in 1 Kit edges ahead with ★ 4.8 vs ★ 4.7 (gap of 0.1 stars). Rating volume: Driving Theory Test 4 in 1 Kit 734 ratings, Duolingo: Language Lessons 5.3M ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Driving Theory Test 4 in 1 Kit vs Duolingo: Language Lessons revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $5.9K for Driving Theory Test 4 in 1 Kit and $17.51M for Duolingo: Language Lessons 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 Driving Theory Test 4 in 1 Kit or Duolingo: Language Lessons 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.