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GeoQuiz

Learn the world, one question at a time

A geography trivia game for iPhone and iPad covering all 195 countries. Seven ways to play, seven themes to play them in — and it all runs on your device, with no account and no internet connection.

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App Information

Quick facts about GeoQuiz for iOS

DeveloperCS42.org
PriceFree
CategoryEducation · Trivia
CompatibilityiOS 16.0 or later
LanguagesEnglish
Age Rating4+
In-App PurchasesNone
AccountNot required
Data CollectedNone
Works OfflineYes — fully offline

About GeoQuiz

What is GeoQuiz?

GeoQuiz turns world geography into a fast ten-question game. Pick a region — the whole world or a single continent — then pick how you want to be tested: capitals, countries, flags, currencies, languages, continents, or population. Universal — it runs on both iPhone and iPad.

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Every question gives you four options, and the wrong answers are chosen to be plausible rather than random, so a lucky guess is genuinely harder than knowing the answer. The entire country database ships inside the app — there is no sign-up, no network request, and nothing to sync. Open it on a plane and it behaves exactly the same as it does at home.

Key Features

🌍

195 Countries

The full world, plus six continent packs when you want to focus on one region at a time.

🎯

Seven Quiz Modes

Capitals, countries, flags, currencies, languages, continents, and population — each a different way to test yourself.

🚩

Big Flag Cards

Flag rounds lay four large cards out in a two-by-two grid instead of a cramped list.

🔥

Streaks

Consecutive correct answers build a streak that heats up as it grows.

🎨

Seven Themes

Emerald, Ocean, Sunset, Grape, and Rose — plus two dark themes for late-night rounds.

🛡️

Private by Design

No accounts, no analytics, no network code. Nothing leaves your device — ever.

More

  • Score history — per-region filtering and letter grades from A+ to F.
  • Personal bests — automatic detection, with a badge when you beat your previous run.
  • Celebrations — confetti and a fanfare when you finish above 80%.
  • Considerate sound — synthesized effects that follow your ringer switch and never interrupt music.
  • Haptic feedback — a gentle tap on every answer.
  • "Surprise Me" — one button drops you into a random region and mode.
  • Sound toggle — switch effects off in Settings whenever you like.
  • Any orientation — portrait and landscape, on both iPhone and iPad.

The Seven Modes

Seven ways to be tested on the same world

🏛️

Guess the Capital

Given a country, pick its capital city.

📍

Guess the Country

Given a capital city, pick the country.

🚩

Guess the Flag

Given a country, pick its flag from four cards.

💰

Guess the Currency

Given a country, pick the currency in use.

💬

Guess the Language

Given a country, pick its official language.

🌐

Guess the Continent

Given a country, pick the continent it sits in.

👥

Guess the Population

Given a country, pick its approximate population.

Screenshots

Preview how GeoQuiz looks on iOS

GeoQuiz home screen with Start Quiz, Surprise Me and Score History buttons.
Home
A Guess the Flag question asking which flag belongs to Singapore, with four flag choices.
Flag Rounds
Results screen showing a score of 9 out of 10, grade A plus, with region, mode and accuracy.
Results
Settings screen with a sound effects toggle and the seven themes: Emerald, Ocean, Sunset, Grape, Rose, Midnight and Carbon.
Settings & Themes
The same flag question in a dark theme, with an amber accent on a near-black background.
Dark Themes

Terms & Conditions

Effective date: July 21, 2026 · Last updated: July 26, 2026

By using GeoQuiz you agree to use it for personal, non-commercial purposes. The app is provided as-is, with no warranty. Its country data is maintained on a best-effort basis and should not be relied on as an authoritative reference. Read the full terms →

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1. Acceptance of Terms

By downloading, installing, or using the GeoQuiz mobile application ("the App"), you agree to be bound by these Terms and Conditions. If you do not agree, please do not use the App.

2. Description of Service

GeoQuiz is a free, offline geography trivia game provided for education and entertainment. The App is provided by CS42.org ("we", "us", "our").

3. Accuracy of Content

The country data — capitals, currencies, official languages, and population figures — is provided on a best-effort basis and may become out of date as borders, governments, and populations change. GeoQuiz should not be relied on as an authoritative reference for academic, legal, or professional purposes.

4. Usage Rights

We grant you a limited, non-exclusive, non-transferable, revocable licence to use the App for personal, non-commercial purposes on any Apple device that you own or control, subject to the Apple Media Services Terms and Conditions.

5. Intellectual Property

All content within the App, including but not limited to visual designs, logos, icons, original artwork, and code, is the property of CS42.org or its licensors and is protected by applicable intellectual property laws. You may not reproduce, distribute, modify, or create derivative works from any App content without prior written consent.

6. User Conduct

  • You shall not reverse-engineer, decompile, or disassemble the App.
  • You shall not use the App for any unlawful purpose.
  • You shall not distribute or make the App available over a network where it could be used by multiple devices at the same time.

7. Disclaimers

The App is provided "as is" without warranty of any kind, either express or implied, including fitness for a particular purpose. We do not warrant that the App will be uninterrupted, error-free, or free of harmful components.

8. Limitation of Liability

To the fullest extent permitted by law, CS42.org shall not be liable for any indirect, incidental, special, consequential, or punitive damages arising out of your use of the App.

9. Changes to Terms

We reserve the right to modify these terms at any time. Changes will be posted within the App or on this page. Your continued use of the App after such changes constitutes your acceptance of the revised terms.

10. Governing Law

These terms shall be governed by and construed in accordance with applicable laws, without regard to conflict-of-law principles.

11. Contact

If you have any questions about these terms, contact us at hello@cs42.org.

Last updated: July 26, 2026

Privacy Policy

Effective date: July 21, 2026 · Last updated: July 26, 2026

GeoQuiz collects nothing. No accounts, no analytics, no third-party SDKs, and no networking code at all. Your scores and settings stay on your device. Read the full policy →

Read full privacy policy Show less

CS42.org ("we", "us", "our") built the GeoQuiz app as a free application. GeoQuiz does not collect, transmit, or store any personal information. It contains no networking code, no analytics, and no third-party SDKs — there is nothing for us to see.

1. Information We Collect

None. GeoQuiz does not ask for your name, email address, or any other personal detail, and it has no user accounts.

2. Information Stored on Your Device

The app saves a small amount of data locally so it can remember your progress and preferences between launches:

  • Your quiz results — score, total questions, region, mode, and the date.
  • Your selected colour theme.
  • Whether sound effects are switched on.

This is written to the app's own private storage on your device. It is never uploaded anywhere, and it is not included in any analytics.

3. Network Activity

GeoQuiz makes no network requests. The country database and all imagery are bundled inside the app, so it works identically with the device in Airplane Mode. The Settings screen contains one link to cs42.org — tapping it hands the address to your browser; the app itself does not load the page, and nothing about you is attached to the link.

4. Third Parties

The app embeds no advertising networks, analytics services, crash reporters, or social media SDKs. No data is shared with anyone because no data is gathered.

5. Permissions

GeoQuiz requests no system permissions. It does not use the camera, microphone, location services, contacts, photos, or notifications.

6. Children's Privacy

Because the app collects nothing, it is suitable for all ages and complies with children's privacy regulations by design. The App is rated 4+.

7. Deleting Your Data

Clearing your score history from within the app removes those records immediately. Deleting the app removes everything it has stored.

8. Changes to This Policy

If a future version of the app changes what it stores, this policy will be updated before that version ships.

9. Contact Us

If you have any questions or concerns about this Privacy Policy, contact us at hello@cs42.org.

Last updated: July 26, 2026

Support

Need help with GeoQuiz?

If you encounter any issues, spot out-of-date country data, or have suggestions for new modes, reach out to us:

View FAQ Hide FAQ

Does GeoQuiz need an internet connection?

No. Every country, flag, and question is bundled inside the app. It works in Airplane Mode and never contacts a server.

Do I need to create an account?

No. There are no accounts and no sign-in. Your scores are saved on the device itself.

How many questions are in a quiz?

Ten per round, drawn from whichever region you picked, with four answer options each.

How are the wrong answers chosen?

They're picked to be plausible rather than random — for example, other countries from the same continent, or populations of a similar magnitude — so guessing is genuinely harder than knowing.

Can I turn the sound off?

Yes. Tap the gear icon on the home screen and switch off "Sound effects". The app also follows your device's ringer switch and will never interrupt music you're already playing.

How do I change the theme?

Tap the gear icon on the home screen. There are seven themes, including two dark ones. Your choice is remembered between launches.

How do I delete my score history?

Open Score History from the home screen and tap the trash icon in the top right. Deleting the app also removes everything it has stored.

Some country data looks out of date. Can you fix it?

Please email the specific country and field and it'll be corrected in the next release. The database is bundled with the app, so corrections ship as app updates.

We typically respond within 48 hours.