Official Life in the UK Test vs Grammar Check by AI Writing

Official Life in the UK Test

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

Grammar Check by AI Writing

Metaverse Labs
Google Play
$65.2K/mo
~$781.9K/yr · 3.9M installs
Revenue winner Grammar Check by AI Writing wins +81351% vs other
Installs winner Grammar Check by AI Writing wins +787909% vs other
MAU winner Grammar Check by AI Writing wins +482873% vs other
Rating winner Grammar Check by AI Writing wins +142% vs other

Why Grammar Check by AI Writing is winning

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

  1. Grammar Check by AI Writing earns roughly 815× more per month than Official Life in the UK Test - $65.2K vs $80.
  2. Premium pricing. Grammar Check by AI Writing charges $19.97/mo vs Official Life in the UK Test's $9.99/mo - higher ARPU per converted user.
  3. Bigger install base. Grammar Check by AI Writing has ~3.9M lifetime installs vs Official Life in the UK Test's ~500 - 7880.1× the funnel top.
  4. Better app store reviews. Grammar Check by AI Writing sits at 4.11★ vs 1.70★ - store algorithms reward higher-rated apps with more impressions.

→ Find more apps with this revenue gap · Full Grammar Check by AI Writing report

Side-by-side metrics

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

Official Life in the UK Test
vs
Grammar Check by AI Writing
Monthly revenue (est.)?
$80
▶
$65.2K
Annual revenue (est.)
$958
▶
$781.9K
Lifetime installs (est.)
500
▶
3.9M
Monthly active users (est.)?
46.5
▶
225K
App Store rating
1.70★
▶
4.11★
Total ratings
10
▶
23K
US grossing rank
-
=
-
Cheapest monthly sub
$9.99
▶
$19.97
IAP tiers detected
1 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
Feb 8, 2026
File size
149.8 MB
Content rating
4+
Version
2.9.2
Languages
English
View full Official Life in the UK Test report →

Grammar Check by AI Writing

Metaverse Labs
Google Play
Category
Education
Price
Free
Released
Mar 6, 2023
Last updated
May 8, 2026
File size
-
Content rating
Everyone
Version
1.9.44
Languages
-
View full Grammar Check by AI Writing report →

Official Life in the UK Test trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Grammar Check by AI Writing trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Related app pages

Official Life in the UK Test App Store page →Grammar Check by AI Writing Play Store page →

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FAQ

Which makes more money, Official Life in the UK Test or Grammar Check by AI Writing? v
Grammar Check by AI Writing earns about $65.2K per month, while Official Life in the UK Test earns about $80. That is a 814.5× revenue gap (~$65.1K more per month for Grammar Check by AI Writing). Annual revenue: Official Life in the UK Test ≈ $958/year, Grammar Check by AI Writing ≈ $781.9K/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 Grammar Check by AI Writing? v
Grammar Check by AI Writing leads with about 3.9M estimated downloads vs 500 for Official Life in the UK Test - a 7880.1× gap. Official Life in the UK Test's App Store downloads are estimated from 10 ratings × the standard 1:75 ratio. Grammar Check by AI Writing reports 1,000,000+ installs on Google Play.
Are Official Life in the UK Test and Grammar Check by AI Writing 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 Grammar Check by AI Writing offer? v
Official Life in the UK Test: IAP range 1 tiers detected. Grammar Check by AI Writing: IAP range $3.99 - $99.99 per item. Official Life in the UK Test runs a "Paid app ($5.99)" monetization model; Grammar Check by AI Writing runs "Subscription (~$19.97/mo)". 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 Grammar Check by AI Writing? v
Grammar Check by AI Writing edges ahead with ★ 4.1 vs ★ 1.7 (gap of 2.4 stars). Rating volume: Official Life in the UK Test 10 ratings, Grammar Check by AI Writing 598 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Official Life in the UK Test vs Grammar Check by AI Writing 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 $65.2K for Grammar Check by AI Writing 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 Grammar Check by AI Writing 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.