GeoMemorizer World
GeoMemorizer World helps you learn world geography on the map itself
Takafumi Nakasu
- Category
- Education
- Price
- Free
- Version
- 1.0
- Updated
- Oct 28, 2026
- Released
- Oct 28, 2026
- Requires
- iOS 17.0+
About
GeoMemorizer World helps you learn world geography on the map itself.
Practise the names of countries, provinces and states, rivers and mountains on a blank map, in three modes.
■ What you can learn
・Places … 198 countries, and the first-level divisions of each country (provinces, states, prefectures and more; choose a country to zoom in)
・Rivers … the 100 longest rivers
・Mountains … the 100 highest mountains, and the 100 most prominent mountains
■ Three modes
・Study … every name is shown
・Recall … names are hidden; tap to show a name, tap again to hide it
・Test … tap and type the name. Correct answers turn green, wrong ones red. Answer them all for a surprise!
Your answers are kept until you press Reset
■ Features
・The world map scrolls sideways without end
・English and Japanese; switch at any time from the menu
・Small island countries have a circle you can tap
・Works offline, entirely on your device
・No personal data or usage data is collected
■ Data sources
・Borders, divisions and rivers: Natural Earth (public domain); some rivers © OpenStreetMap contributors (ODbL)
・River and mountain rankings: Wikipedia "List of river systems by length", "List of highest mountains on Earth", "List of mountain peaks by prominence"
・Names: Wikidata
Read more →
GeoMemorizer World helps you learn world geography on the map itself. Practise the names of countries, provinces and states, rivers and mountains on a blank map, in three modes.
■ What you can learn ・Places … 198 countries, and the first-level divisions of each country (provinces, states, prefectures and more; choose a country to zoom in) ・Rivers … the 100 longest rivers ・Mountains … the 100 highest mountains, and the 100 most prominent mountains
■ Three modes ・Study … every name is shown ・Recall … names are hidden; tap to show a name, tap again to hide it ・Test … tap and type the name. Correct answers turn green, wrong ones red. Answer them all for a surprise! Your answers are kept until you press Reset
■ Features ・The world map scrolls sideways without end ・English and Japanese; switch at any time from the menu ・Small island countries have a circle you can tap ・Works offline, entirely on your device ・No personal data or usage data is collected
■ Data sources ・Borders, divisions and rivers: Natural Earth (public domain); some rivers © OpenStreetMap contributors (ODbL) ・River and mountain rankings: Wikipedia "List of river systems by length", "List of highest mountains on Earth", "List of mountain peaks by prominence" ・Names: Wikidata
App details from the App Store (GB storefront). Prices and availability may differ in your country.