ONE CHOI — APPS 00
OCApp — iOS · iPadOS · macOS

Flag: Around the Globe

Learn every national flag in the world, all 195 countries, with a fast, focused study app. Flashcards, a multi-mode quiz, a searchable gallery, and stats, turning flag memorization into a simple daily habit.

Role
Solo · design & code
Platforms
iPhone · iPad · Mac
Status
On the App Store
Overview

Flags covers all 195 countries and makes flag memorization a small, repeatable habit. You flip through flashcards at your own pace, test yourself in a quiz with a few different modes, and browse a gallery grouped by region.

It marks what you still get wrong so the next round focuses on your misses, and it keeps a running picture of how much of the world you have learned. Everything runs on device, with no account, no ads, and no tracking.

Specs
PlatformsiOS, iPadOS, macOS
PriceFree
CategoryEducation
ContentAll 195 national flags
DataOn device only
Built withSwift, SwiftUI
What’s inside
Flashcards

Flip through flags at your own pace. See the flag, recall the country, tap to check, and mark each one as known or not yet so the app resurfaces what you still need.

Quiz

Test yourself in multiple modes: flag to name, name to flag, and capital cities. Pick a round of 10, 20, 50, or all 195. Wrong answers are flagged for review.

Gallery

Browse every flag grouped by region and searchable by country or capital. Star your favorites to build a custom deck.

Stats

See how much of the world you have mastered, your quiz accuracy, best streaks, and progress broken down by region.

Screens
Flags flashcards screen: a flag shown with a prompt to recall the country.
A Flags flashcard revealed, showing the country name and capital.
Flags quiz summary: accuracy, best streak, and flags marked for review.
A Flags quiz question, picking the country for a shown flag.
The Flags gallery: flags grouped by region and searchable.
Flags stats: world mastery, accuracy, and progress by region.
Flags running as a Mac app in its own window.
Built solo

A focused study tool taken from idea to App Store: the deck, the quiz modes, the gallery, and the stats, designed and coded end to end. No accounts, no ads, no tracking, and everything stays on your device.