Kasalla vs Learn & Play Violin - tonestro

Kasalla

Christian Hedel
App Store
$98/mo
~$1.2K/yr · 500 installs
VS

Learn & Play Violin - tonestro

fun.music IT GmbH
App Store
$115.3K/mo
~$1.38M/yr · 191K installs
Revenue winner Learn & Play Violin - tonestro wins +117526% vs other
Installs winner Learn & Play Violin - tonestro wins +38172% vs other
MAU winner Learn & Play Violin - tonestro wins +39397% vs other
Rating winner Learn & Play Violin - tonestro wins +442% vs other

Why Learn & Play Violin - tonestro is winning

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

  1. Learn & Play Violin - tonestro earns roughly 1176× more per month than Kasalla - $115.3K vs $98.
  2. Premium pricing. Learn & Play Violin - tonestro charges $44.49/mo vs Kasalla's $14.99/mo - higher ARPU per converted user.
  3. Bigger install base. Learn & Play Violin - tonestro has ~191K lifetime installs vs Kasalla's ~500 - 382.7× the funnel top.
  4. More monetization surfaces. Learn & Play Violin - tonestro runs 3 IAP tiers vs 2 - more chances to convert users at the right price.

Find more apps with this revenue gap · Full Learn & Play Violin - tonestro report

Side-by-side metrics

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

Kasalla
vs
Learn & Play Violin - tonestro
Monthly revenue (est.)?
$98
$115.3K
Annual revenue (est.)
$1.2K
$1.38M
Lifetime installs (est.)
500
191K
Monthly active users (est.)?
203
80K
App Store rating
-
4.42★
Total ratings
0
2K
US grossing rank
-
=
-
Cheapest monthly sub
$14.99
$44.49
IAP tiers detected
2 tiers
3 tiers

Kasalla

Christian Hedel
App Store
Category
Music
Price
Free
Released
Apr 27, 2026
Last updated
Jun 12, 2026
File size
38.0 MB
Content rating
17+
Version
1.0.47
Languages
English
View full Kasalla report →

Learn & Play Violin - tonestro

fun.music IT GmbH
App Store
Category
Music
Price
Free
Released
Nov 8, 2021
Last updated
Jun 30, 2026
File size
237.9 MB
Content rating
4+
Version
6.14
Languages
Dutch, English, French, German, Italian, Japanese +5 more
View full Learn & Play Violin - tonestro report →

Kasalla trajectory

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Learn & Play Violin - tonestro trajectory

AugSepOctNovDecJanFebMarAprMayJunJul

FAQ

Which makes more money, Kasalla or Learn & Play Violin - tonestro? v
Learn & Play Violin - tonestro earns about $115.3K per month, while Kasalla earns about $98. That is a 1176.3× revenue gap (~$115.2K more per month for Learn & Play Violin - tonestro). Annual revenue: Kasalla ≈ $1.2K/year, Learn & Play Violin - tonestro ≈ $1.38M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Kasalla or Learn & Play Violin - tonestro? v
Learn & Play Violin - tonestro leads with about 191K estimated downloads vs 500 for Kasalla - a 382.7× gap. Kasalla's App Store downloads are estimated from 0 ratings × the standard 1:75 ratio. Learn & Play Violin - tonestro's App Store downloads are estimated from 2K ratings.
Are Kasalla and Learn & Play Violin - tonestro in the same App Store category and competing for the same money? v
Yes - both apps sit in the Music 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 Kasalla and Learn & Play Violin - tonestro offer? v
Kasalla: IAP range 2 tiers detected. Learn & Play Violin - tonestro: IAP range 3 tiers detected. Kasalla runs a "Subscription (~$14.99/mo)" monetization model; Learn & Play Violin - tonestro runs "Subscription (~$44.49/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Kasalla or Learn & Play Violin - tonestro? v
Learn & Play Violin - tonestro edges ahead with a higher overall score (gap of 4.4 stars). Rating volume: Kasalla 0 ratings, Learn & Play Violin - tonestro 2K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Kasalla vs Learn & Play Violin - tonestro revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $98 for Kasalla and $115.3K for Learn & Play Violin - tonestro are derived from App Store grossing rank, scraped IAP tiers, ratings volume and category benchmarks (Music) - 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 Kasalla or Learn & Play Violin - tonestro 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.