Comparison

Geography of the World vs Memory Explorer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Geography of the World

Explore a comprehensive world encyclopedia with over 50,000 facts on countries and territories. Test your knowledge with 9 types of quiz games covering flags, capitals, and locations. Ideal for geography enthusiasts and learners.

Highlights
  • Extensive country and territory data
  • 9 types of geography quiz games
  • Flag, capital, and location quizzes
  • Searchable country information
  • Sort and compare countries by metrics
  • VoiceOver accessibility
Features
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For 16 years the most advanced geographic encyclopedia and quiz on the App Store. Did you know… …Bhutan is a country in Southeastern Asia? …Romania has the same flag as Chad? …the highest peak of Africa is Kilimanjaro in Tanzania? …India is 7th largest country of the world? …Buenos Aires is the capital of Argentina? …Singapore is an island country? This app is an ideal companion for people who want to learn more about geography. It includes more than 50 thousand facts about more than 300 countries and territories of the world, including all 50 U.S. states. In addition to browsing the data, you can play 9 types of quiz games about flags, capitals or location of countries. FREE FEATURES: • More than 300 countries and territories, grouped into 6 continents. • Each country or territory has: – Official name, flag, capital, ISO codes, and political status. – Location on continent with a mini map. – Area, highest peak, population, GDP, trade balance, and unemployment rate. – Official languages and currency, major religions, and urbanization. – Neighbouring countries, nearby countries, and administered territories. – Time zones, telephone subscriptions, and internet users. • Search by names, capitals, highest peaks, and ISO codes. • Sort and compare all countries by area, population or GDP, with colored map diagrams. • Play flag quiz for any continent and try demo of all other quizzes. • Fully accessible using VoiceOver, including many of the quizzes. IN-APP PURCHASES: Download the app to see details about content, pricing, and discounts. (1) Purchase detailed data to learn about population growth, lowest points, largest cities, GDP per capita and growth, and many other attributes. (2) Purchase all statistics to be able to sort and compare all countries by length of borders or coastline, elevation of highest or lowest point, population density or growth, and many other attributes. You can then export these data to CSV tables and work with them. (3) Purchase all quizzes to learn flags, capitals, locations, or sizes of all countries. Try blind map quiz or play with all question mixed together. You can win 100% discount for this in-app purchase and have it for FREE. If you need an app compatible with Volume Purchase Program, check out “Geography EDU” app with the SAME content. Main sources of the data are the United Nations, International Monetary Fund, World Bank, and Social Progress Index.

About

Memory Explorer

Features
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Store and relive your memories in a beautiful and infinitely zoomable timeline view - - zoomable and filterable timeline - beautiful 'story album' view with chronology - show pictures and add annotations - show maps of locations that were important - scan your photo albums to auto-create timelines with times and locations, great for trips and travel ... And a lot more!

Screenshots

Geography of the World4 screens
Memory Explorer4 screens

Verdict

The call

The clearest difference is in-app purchases: Memory Explorer at none against Geography of the World's 5. Memory Explorer also leads on update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Geography of the World sells 5 one-off in-app purchases. Memory Explorer asks for nothing beyond the download.

UpkeepUpdate frequency

Geography of the World ships an update every 2 months, Memory Explorer every 9 days. The most recent releases landed on September 22, 2026 and September 16, 2026 respectively.

Scorecard2 real differences · 8 level
Geography of the World versus Memory Explorer: the parameters behind the verdict, then further details
ParameterGeography of the WorldMemory Explorer
PriceFreeFree
Rating4.7 (1.2K ratings) — better
Positive reviews82.1% of reviews
Number of ratings1.2K — better
Update frequencyEvery 2 monthsEvery 9 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size20 MB41 MB
Age rating4+4+
DeveloperMartin KissTinkerTanks

Bugs and requests

Geography of the World

Reported bugs

4 issues
  • Back buttons disappearing
  • Selections in statistics bar missing
  • Crashes when tapping on countries/states/territories
  • Bonus stars not awarded correctly in quizzes

Requested features

5 requests
  • Add more regions/states/provinces for larger countries
  • Implement search functionality for countries/states
  • Add currency quiz feature
  • Fix flag issues for Northern Ireland and Austria
  • Improve blind map quiz experience

Memory Explorer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Geography of the World

One-time5
  • Unlock All Quizzes for FreeFree
  • Unlock All Data$0.99
  • Unlock All Statistics$1.99
Show 2 more
  • Tip$2.99
  • Unlock All Quizzes$3.99
None

Memory Explorer

No in-app purchases

Questions

Is Geography of the World free?
Geography of the World is free to download, with in-app purchases available.
Is Memory Explorer free?
Memory Explorer is free to download, with no in-app purchases.
Do Geography of the World or Memory Explorer have ads?
Neither Geography of the World nor Memory Explorer shows ads.
Which is updated more often, Geography of the World or Memory Explorer?
Geography of the World ships an update every 2 months, and Memory Explorer every 9 days. Most recently, Geography of the World was updated on September 22, 2026 and Memory Explorer on September 16, 2026.

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