Query Craft

Developer Tools

Only for iPhone

USD 9.99 · Designed for iPhone

iPhone

Watch your SQL queries execute live with real-time visualizations. Master the fundamentals of database engineering with QueryCraft, the interactive visual sandbox. Watch how database engines actually work as you trigger live animations for Nested Loop Joins and B-Tree Index traversals. Features include a smart JSON data importer, real-time execution logs, and a mobile-optimized safe-area design for learning SQL on the go.

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

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    • Seller
      • Jeffrey Yambao
    • Size
      • 6.9 MB
    • Category
      • Developer Tools
    • Compatibility
      Requires iOS 18.2 or later.
      • iPhone
        Requires iOS 18.2 or later.
      • Mac
        Requires macOS 15.2 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 2.2 or later.
    • Languages
      • English
    • Age Rating
      4+
    • Copyright
      • © 2025