Clean Flag

Worlds Flags & Spacial Games

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

How well do you know the world? Clean Flag is a beautiful, fast-paced geography quiz app that tests your knowledge of flags, countries, and capitals across the globe. GAME MODES Flags & Countries • Guess the Country — See a flag, name the country • Guess the Flag — See a country name, pick the correct flag • By Region — Focus on any continent or region Capitals • Guess the Capital — See a flag, name its capital city • Flag from Capital — See a capital city, pick the correct flag Explore & Discover • World Ranker — Match 8 countries to the stat they rank highest in (GDP, CO₂, Life Expectancy, HDI, and more) • Country Compare — Wordle-style: guess a hidden country by comparing real-world data • Hidden Flag — Colors are hidden. Type countries to reveal them one by one • Country Outline — Identify countries by their shape alone FEATURES • 195 countries with real flag images • Play by continent or go global • Best streak tracking for every mode • 4 languages: English, Deutsch, Français, Español • iCloud-backed progress CLEAN FLAG PRO Unlock all Capitals modes with a one-time purchase. Restores for free on all your devices. Data sources: Our World in Data

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Hidden Flag performance boost and new fixes

Version 1.4

The developer, Jens Stoeber, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • Jens Stoeber
    Size
    • 110.1 MB
    Category
    • Education
    Compatibility
    Requires iOS 26.0 or later.
    • iPhone
      Requires iOS 26.0 or later.
    • iPad
      Requires iPadOS 26.0 or later.
    • Mac
      Requires macOS 26.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 26.0 or later.
    Languages
    • English
    Age Rating
    9+
    In-App Purchases
    Yes
    • Stern 1000 $2.00
    • Stern 300 $0.99
    • Clean Flag Pro $3.99
    • Learn More
    Copyright
    • © Ole Stöber 2026
  • Privacy Policy

    • More by Jens Stoeber

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