Official Life in the UK Test vs Retain Cards: AI Flashcards

Official Life in the UK Test

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

Retain Cards: AI Flashcards

Retain Labs GmbH
App Store
$149/mo
~$1.8K/yr · 7K installs
Revenue winner Retain Cards: AI Flashcards wins +86% vs other
Installs winner Retain Cards: AI Flashcards wins +1220% vs other
MAU winner Retain Cards: AI Flashcards wins +1546% vs other
Rating winner Retain Cards: AI Flashcards wins +164% vs other

Why Retain Cards: AI Flashcards is winning

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

  1. Retain Cards: AI Flashcards earns roughly 2× more per month than Official Life in the UK Test - $149 vs $80.
  2. Premium pricing. Retain Cards: AI Flashcards charges $12.99/mo vs Official Life in the UK Test's $9.99/mo - higher ARPU per converted user.
  3. Bigger install base. Retain Cards: AI Flashcards has ~7K lifetime installs vs Official Life in the UK Test's ~500 - 13.2× the funnel top.
  4. More monetization surfaces. Retain Cards: AI Flashcards runs 6 IAP tiers vs 1 - more chances to convert users at the right price.

→ Find more apps with this revenue gap · Full Retain Cards: AI Flashcards report

Side-by-side metrics

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

Official Life in the UK Test
vs
Retain Cards: AI Flashcards
Monthly revenue (est.)?
$80
▶
$149
Annual revenue (est.)
$958
▶
$1.8K
Lifetime installs (est.)
500
▶
7K
Monthly active users (est.)?
46.5
▶
765.6
App Store rating
1.70★
▶
4.49★
Total ratings
10
▶
132
US grossing rank
-
=
-
Cheapest monthly sub
$9.99
▶
$12.99
IAP tiers detected
1 tiers
▶
6 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 →

Retain Cards: AI Flashcards

Retain Labs GmbH
App Store
Category
Education
Price
Free
Released
May 7, 2025
Last updated
Apr 24, 2026
File size
9.5 MB
Content rating
4+
Version
2.5
Languages
Danish, Dutch, English, Finnish, French, German +5 more
View full Retain Cards: AI Flashcards report →

Official Life in the UK Test trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Retain Cards: AI Flashcards trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Related app pages

Official Life in the UK Test App Store page →Retain Cards: AI Flashcards App Store page →

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FAQ

Which makes more money, Official Life in the UK Test or Retain Cards: AI Flashcards? v
Retain Cards: AI Flashcards earns about $149 per month, while Official Life in the UK Test earns about $80. That is a 1.9× revenue gap (~$69 more per month for Retain Cards: AI Flashcards). Annual revenue: Official Life in the UK Test ≈ $958/year, Retain Cards: AI Flashcards ≈ $1.8K/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Official Life in the UK Test or Retain Cards: AI Flashcards? v
Retain Cards: AI Flashcards leads with about 7K estimated downloads vs 500 for Official Life in the UK Test - a 13.2× gap. Official Life in the UK Test's App Store downloads are estimated from 10 ratings × the standard 1:75 ratio. Retain Cards: AI Flashcards's App Store downloads are estimated from 127 ratings.
Are Official Life in the UK Test and Retain Cards: AI Flashcards 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 Life in the UK Test and Retain Cards: AI Flashcards offer? v
Official Life in the UK Test: IAP range 1 tiers detected. Retain Cards: AI Flashcards: IAP range 6 tiers detected. Official Life in the UK Test runs a "Paid app ($5.99)" monetization model; Retain Cards: AI Flashcards runs "Subscription (~$5.99/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 Retain Cards: AI Flashcards? v
Retain Cards: AI Flashcards edges ahead with ★ 4.5 vs ★ 1.7 (gap of 2.8 stars). Rating volume: Official Life in the UK Test 10 ratings, Retain Cards: AI Flashcards 127 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Official Life in the UK Test vs Retain Cards: AI Flashcards 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 $149 for Retain Cards: AI Flashcards 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 Life in the UK Test or Retain Cards: AI Flashcards 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.