Official DVSA Theory Test Kit vs Simply Piano: Learn Piano Fast

Official DVSA Theory Test Kit

TSO (The Stationery Office)
App Store
$439/mo
~$5.3K/yr · 3K installs
VS

Simply Piano: Learn Piano Fast

Simply Ltd
App Store
$9.33M/mo
~$111.94M/yr · 122.3M installs
Revenue winner Simply Piano: Learn Piano Fast wins +2124841% vs other
Installs winner Simply Piano: Learn Piano Fast wins +4448475% vs other
MAU winner Simply Piano: Learn Piano Fast wins +4564524% vs other
Rating winner Simply Piano: Learn Piano Fast wins +7% vs other

Why Simply Piano: Learn Piano Fast is winning

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

  1. Simply Piano: Learn Piano Fast earns roughly 21249× more per month than Official DVSA Theory Test Kit - $9.33M vs $439.
  2. Aggressive pricing. Simply Piano: Learn Piano Fast undercuts at $19.99/mo vs $21.68/mo - converts a higher % of free users.
  3. Bigger install base. Simply Piano: Learn Piano Fast has ~122.3M lifetime installs vs Official DVSA Theory Test Kit's ~3K - 44485.7× the funnel top.
  4. More monetization surfaces. Simply Piano: Learn Piano Fast runs 7 IAP tiers vs 2 - more chances to convert users at the right price.

→ Find more apps with this revenue gap · Full Simply Piano: Learn Piano Fast report

Side-by-side metrics

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

Official DVSA Theory Test Kit
vs
Simply Piano: Learn Piano Fast
Monthly revenue (est.)?
$439
▶
$9.33M
Annual revenue (est.)
$5.3K
▶
$111.94M
Lifetime installs (est.)
3K
▶
122.3M
Monthly active users (est.)?
316.25
▶
14.4M
App Store rating
4.38★
▶
4.69★
Total ratings
55
▶
816K
US grossing rank
-
=
-
Cheapest monthly sub
$21.68
◀
$19.99
IAP tiers detected
2 tiers
▶
7 tiers

Official DVSA Theory Test Kit

TSO (The Stationery Office)
App Store
Category
Education
Price
USD5.99
Released
Sep 20, 2011
Last updated
Apr 23, 2026
File size
1.16 GB
Content rating
4+
Version
6.13.1
Languages
English
View full Official DVSA Theory Test Kit report →

Simply Piano: Learn Piano Fast

Simply Ltd
App Store
Category
Education
Price
Free
Released
Sep 2, 2015
Last updated
May 1, 2026
File size
269.1 MB
Content rating
4+
Version
9.10.67
Languages
Arabic, Dutch, English, French, German, Hebrew +8 more
View full Simply Piano: Learn Piano Fast report →

Official DVSA Theory Test Kit trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Simply Piano: Learn Piano Fast trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Related app pages

Official DVSA Theory Test Kit App Store page →Simply Piano: Learn Piano Fast App Store page →

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FAQ

Which makes more money, Official DVSA Theory Test Kit or Simply Piano: Learn Piano Fast? v
Simply Piano: Learn Piano Fast earns about $9.33M per month, while Official DVSA Theory Test Kit earns about $439. That is a 21249.4× revenue gap (~$9.33M more per month for Simply Piano: Learn Piano Fast). Annual revenue: Official DVSA Theory Test Kit ≈ $5.3K/year, Simply Piano: Learn Piano Fast ≈ $111.94M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Official DVSA Theory Test Kit or Simply Piano: Learn Piano Fast? v
Simply Piano: Learn Piano Fast leads with about 122.3M estimated downloads vs 3K for Official DVSA Theory Test Kit - a 44485.7× gap. Official DVSA Theory Test Kit's App Store downloads are estimated from 55 ratings × the standard 1:75 ratio. Simply Piano: Learn Piano Fast's App Store downloads are estimated from 816K ratings.
Are Official DVSA Theory Test Kit and Simply Piano: Learn Piano Fast 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 Official DVSA Theory Test Kit and Simply Piano: Learn Piano Fast offer? v
Official DVSA Theory Test Kit: IAP range 2 tiers detected. Simply Piano: Learn Piano Fast: IAP range 7 tiers detected. Official DVSA Theory Test Kit runs a "Paid app ($5.99)" monetization model; Simply Piano: Learn Piano Fast runs "Subscription (~$19.99/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Official DVSA Theory Test Kit or Simply Piano: Learn Piano Fast? v
Simply Piano: Learn Piano Fast edges ahead with ★ 4.7 vs ★ 4.4 (gap of 0.3 stars). Rating volume: Official DVSA Theory Test Kit 55 ratings, Simply Piano: Learn Piano Fast 816K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Official DVSA Theory Test Kit vs Simply Piano: Learn Piano Fast revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $439 for Official DVSA Theory Test Kit and $9.33M for Simply Piano: Learn Piano Fast 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 Official DVSA Theory Test Kit or Simply Piano: Learn Piano Fast 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.