Relay: HTTP & REST Client

API Tester & REST Client

Free · In-App Purchases · Designed for iPad

Fast API client for iPhone and iPad. Send REST requests, test auth and headers, inspect JSON responses, and organize endpoints in collections. Relay is a modern API client and REST client built for iPhone and iPad. Send HTTP requests, inspect responses, and manage API workflows from anywhere. What you can do with Relay: - Send requests with common HTTP methods (GET, POST, PUT, PATCH, DELETE, and more) - Build requests with query parameters, headers, body, and auth - Test Bearer Token, Basic Auth, and API Key configurations - Inspect response body, headers, and request timing details - Validate and format JSON for faster debugging - Import cURL commands to quickly recreate terminal requests - Organize endpoints in collections and folders - Use environments and variables to switch between dev, staging, and production - Re-run requests from history to speed up testing Relay Pro unlocks advanced workflow and organization features for power users. You can start testing APIs immediately, with no account required. If you build, test, or debug APIs, Relay is the HTTP client that fits your iPhone and iPad workflow. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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The developer, Cederic Schmid, 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

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

    • Seller
      • Cederic Schmid
    • Size
      • 4.9 MB
    • Category
      • Developer Tools
    • Compatibility
      Requires iOS 26.2 or later.
      • iPhone
        Requires iOS 26.2 or later.
      • iPad
        Requires iPadOS 26.2 or later.
      • Mac
        Requires macOS 26.2 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 26.2 or later.
    • Languages
      • English
    • Age Rating
      4+
    • In-App Purchases
      Yes
      • Relay Pro Monthly $4.99
      • Relay Pro Yearly $11.99
      • Relay Pro Lifetime $24.99
    • Copyright
      • © Cederic Schmid