BoldVoice: Accent Training vs Duolingo: Language Lessons

BoldVoice: Accent Training

Wellocution Inc.
App Store
$874.4K/mo
~$10.49M/yr · 5.7M installs
VS

Duolingo: Language Lessons

Duolingo
App Store
$20.79M/mo
~$249.50M/yr · 600.0M installs
Revenue winner Duolingo: Language Lessons wins +2278% vs other
Installs winner Duolingo: Language Lessons wins +10428% vs other
MAU winner Duolingo: Language Lessons wins +7876% vs other
Rating winner BoldVoice: Accent Training 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 24× more per month than BoldVoice: Accent Training - $20.79M vs $874.4K.
  2. Aggressive pricing. Duolingo: Language Lessons undercuts at $9.99/mo vs $149.99/mo - converts a higher % of free users.
  3. Bigger install base. Duolingo: Language Lessons has ~600.0M lifetime installs vs BoldVoice: Accent Training's ~5.7M - 105.3× the funnel top.
  4. More monetization surfaces. Duolingo: Language Lessons runs 6 IAP tiers vs 2 - more chances to convert users at the right price.

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.

BoldVoice: Accent Training
vs
Duolingo: Language Lessons
Monthly revenue (est.)?
$874.4K
$20.79M
Annual revenue (est.)
$10.49M
$249.50M
Lifetime installs (est.)
5.7M
600.0M
Monthly active users (est.)?
1.4M
115.0M
App Store rating
4.82★
4.73★
Total ratings
52K
5.1M
US grossing rank
-
#36
Cheapest monthly sub
$149.99
$9.99
IAP tiers detected
2 tiers
6 tiers

BoldVoice: Accent Training

Wellocution Inc.
App Store
Category
Education
Price
Free
Released
Jun 17, 2021
Last updated
May 8, 2026
File size
143.1 MB
Content rating
4+
Version
3.8.9
Languages
English
View full BoldVoice: Accent Training report →

Duolingo: Language Lessons

Duolingo
App Store
Category
Education
Price
Free
Released
Nov 13, 2012
Last updated
May 5, 2026
File size
498.6 MB
Content rating
4+
Version
7.121.0
Languages
Arabic, BN, Czech, Dutch, English, French +22 more
View full Duolingo: Language Lessons report →

BoldVoice: Accent Training trajectory

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Duolingo: Language Lessons trajectory

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FAQ

Which makes more money, BoldVoice: Accent Training or Duolingo: Language Lessons? v
Duolingo: Language Lessons earns about $20.79M per month, while BoldVoice: Accent Training earns about $874.4K. That is a 23.8× revenue gap (~$19.92M more per month for Duolingo: Language Lessons). Annual revenue: BoldVoice: Accent Training ≈ $10.49M/year, Duolingo: Language Lessons ≈ $249.50M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, BoldVoice: Accent Training or Duolingo: Language Lessons? v
Duolingo: Language Lessons leads with about 600.0M estimated downloads vs 5.7M for BoldVoice: Accent Training - a 105.3× gap. BoldVoice: Accent Training's App Store downloads are estimated from 52K ratings × the standard 1:75 ratio. Duolingo: Language Lessons's App Store downloads are estimated from 5.1M ratings.
Are BoldVoice: Accent Training 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 BoldVoice: Accent Training and Duolingo: Language Lessons offer? v
BoldVoice: Accent Training: IAP range 2 tiers detected. Duolingo: Language Lessons: IAP range 6 tiers detected. BoldVoice: Accent Training runs a "Subscription (~$14.99/mo, language)" monetization model; Duolingo: Language Lessons runs "Subscription (~$9.99/mo, language) · calibrated by US grossing rank #36". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, BoldVoice: Accent Training or Duolingo: Language Lessons? v
BoldVoice: Accent Training edges ahead with ★ 4.8 vs ★ 4.7 (gap of 0.1 stars). Rating volume: BoldVoice: Accent Training 52K ratings, Duolingo: Language Lessons 5.1M ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these BoldVoice: Accent Training vs Duolingo: Language Lessons revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $874.4K for BoldVoice: Accent Training and $20.79M 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 BoldVoice: Accent Training 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.