double blind study definition

Understanding the basic rules is essential for anyone new to the experience.

Free · In‑App Purchases

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Understanding the basic rules is essential for anyone new to the experience.Explore perspectives from players like you and level up your skillsdouble blind study definitionJoin the fun and navigate a colorful deck of cards for endless entertainment

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Ratings & Reviews

  • 5.4
    out of 5
    62M Ratings

The developer, Google , 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 Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Contact Info
    • Identifiers

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Purchases
    • Financial Info
    • Location
    • Contact Info
    • Contacts
    • User Content
    • Search History
    • Browsing History
    • Identifiers
    • Usage Data
    • Diagnostics
    • Other Data

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
  • Google LLC
Size
  • 54.8 MB
Category
  • Game & Live
Compatibility
Requires iOS 16.0 or later.
  • iPhone
    Requires iOS 16.0 or later.
  • iPad
    Requires iPadOS 16.0 or later.
  • Apple TV
    Requires tvOS 13.0 or later.
Languages
English and 72 more
  • English, Afrikaans, Albanian, Amharic, Arabic, Armenian, Azerbaijani, Basque, Belarusian, Bengali, Bosnian, Bulgarian, Burmese, Cambodian, Catalan, Croatian, Czech, Danish, Dutch, Estonian, Filipino, Finnish, French, Galician, Georgian, German, Greek, Gujarati, Hebrew, Hindi, Hungarian, Icelandic, Indonesian, Italian, Japanese, Kannada, Kazakh, Korean, Kyrgyz, Laotian, Latvian, Lithuanian, Macedonian, Malay, Malayalam, Marathi, Mongolian, Nepali, Norwegian Bokmål, Persian, Polish, Portuguese, Punjabi, Romanian, Russian, Serbian, Simplified Chinese, Singhalese, Slovak, Slovenian, Spanish, Swahili, Swedish, Tamil, Telugu, Thai, Traditional Chinese, Turkish, Ukrainian, Urdu, Uzbek, Vietnamese, Zulu
Age Rating
13+
  • 13+
  • This app is rated 13+ with content restrictions.

    Some content may be rated higher, and may therefore be restricted and managed by the developer through in-app controls.
  • Learn More
  • In-App Controls
    Age Assurance
    Parental Controls

    Infrequent
    Cartoon or Fantasy Violence
    Guns or Other Weapons

    Contains
    Advertising
    Messaging and Chat
    User-Generated Content
In-App Purchases
Yes
  • YouTube Premium$0.0
  • YouTube Premium$01.99
  • Movies & Shows$3.99
  • YouTube Premium$20.99
  • Youtube Premium Family$34.99
  • YouTube Premium$20.99
  • YouTube Premium Family$34.99
  • Super Chat$1.99
  • Super Chat$4.99
  • Movies & Shows$2.99
  • Learn More
Copyright
  • © 2026 Google LLC

Supports

  • Siri

    Use this app with Siri to help you get things done.

  • SharePlay

    Share experiences in this app with friends and family right inside FaceTime or Messages.

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