Official Life in the UK Test vs English Grammar - AI Tutor

Official Life in the UK Test

TSO (The Stationery Office)
App Store
$80/mo
~$958/yr · 500 installs
VS

English Grammar - AI Tutor

VietDevPro
Google Play
$161.9K/mo
~$1.94M/yr · 5.7M installs
Revenue winner English Grammar - AI Tutor wins +202288% vs other
Installs winner English Grammar - AI Tutor wins +1131439% vs other
MAU winner English Grammar - AI Tutor wins +1508618% vs other
Rating winner English Grammar - AI Tutor wins +165% vs other

Why English Grammar - AI Tutor is winning

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

  1. English Grammar - AI Tutor earns roughly 2024× more per month than Official Life in the UK Test - $161.9K vs $80.
  2. Subscription model. English Grammar - AI Tutor runs a $9.97/mo subscription that compounds; Official Life in the UK Test relies on one-shot IAP or ads.
  3. Bigger install base. English Grammar - AI Tutor has ~5.7M lifetime installs vs Official Life in the UK Test's ~500 - 11315.4× the funnel top.
  4. Better app store reviews. English Grammar - AI Tutor sits at 4.51★ vs 1.70★ - store algorithms reward higher-rated apps with more impressions.

→ Find more apps with this revenue gap · Full English Grammar - AI Tutor report

Side-by-side metrics

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

Official Life in the UK Test
vs
English Grammar - AI Tutor
Monthly revenue (est.)?
$80
▶
$161.9K
Annual revenue (est.)
$958
▶
$1.94M
Lifetime installs (est.)
500
▶
5.7M
Monthly active users (est.)?
46.5
▶
702K
App Store rating
1.70★
▶
4.51★
Total ratings
10
▶
51K
US grossing rank
-
=
-
Cheapest monthly sub
No sub
▶
$9.97
IAP tiers detected
0 tiers
=
0 tiers

Official Life in the UK Test

TSO (The Stationery Office)
App Store
Category
Education
Price
USD5.99
Released
Apr 12, 2013
Last updated
May 27, 2026
File size
149.8 MB
Content rating
4+
Version
2.9.3
Languages
English
View full Official Life in the UK Test report →

English Grammar - AI Tutor

VietDevPro
Google Play
Category
Education
Price
Free
Released
May 15, 2024
Last updated
Jun 19, 2026
File size
-
Content rating
Everyone
Version
1.1.0.19
Languages
-
View full English Grammar - AI Tutor report →

Official Life in the UK Test trajectory

AugSepOctNovDecJanFebMarAprMayJunJul

English Grammar - AI Tutor trajectory

AugSepOctNovDecJanFebMarAprMayJunJul

Related app pages

Official Life in the UK Test App Store page →English Grammar - AI Tutor Play Store page →

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FAQ

Which makes more money, Official Life in the UK Test or English Grammar - AI Tutor? v
English Grammar - AI Tutor earns about $161.9K per month, while Official Life in the UK Test earns about $80. That is a 2023.9× revenue gap (~$161.8K more per month for English Grammar - AI Tutor). Annual revenue: Official Life in the UK Test ≈ $958/year, English Grammar - AI Tutor ≈ $1.94M/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Official Life in the UK Test or English Grammar - AI Tutor? v
English Grammar - AI Tutor leads with about 5.7M estimated downloads vs 500 for Official Life in the UK Test - a 11315.4× gap. Official Life in the UK Test's App Store downloads are estimated from 10 ratings × the standard 1:75 ratio. English Grammar - AI Tutor reports 5,000,000+ installs on Google Play.
Are Official Life in the UK Test and English Grammar - AI Tutor 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 Official Life in the UK Test and English Grammar - AI Tutor offer? v
Official Life in the UK Test: no IAP detected on the public listing. English Grammar - AI Tutor: IAP range $1.99 - $49.99 per item. Official Life in the UK Test runs a "Paid app ($5.99)" monetization model; English Grammar - AI Tutor runs "Subscription (~$9.97/mo, language)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Official Life in the UK Test or English Grammar - AI Tutor? v
English Grammar - AI Tutor edges ahead with ★ 4.5 vs ★ 1.7 (gap of 2.8 stars). Rating volume: Official Life in the UK Test 10 ratings, English Grammar - AI Tutor 135 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Official Life in the UK Test vs English Grammar - AI Tutor revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $80 for Official Life in the UK Test and $161.9K for English Grammar - AI Tutor 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 Official Life in the UK Test or English Grammar - AI Tutor 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.