Best Focal alternatives: apps like Focal — JSON Viewer

JSON Brace: Viewer & Formatter

Pretty-print & explore data

Free

This tool automatically formats and navigates JSON data directly within Safari. It offers smart detection, theme switching, and keyboard shortcuts for efficient data exploration. An optional Pro upgrade unlocks advanced features like lightning-fast search and custom expansion.

DevKit: JSON, JWT & Dev Tools

Offline Formatter & Debugger

Free

This app provides a suite of offline developer tools for formatting, debugging, encoding, and converting data. It keeps all your work on your device, ensuring privacy and accessibility without an internet connection. Features include JSON formatting, JWT decoding, hash generation, and QR code creation.

Expose HTTP Server

WebDAV, WiFi Files & Mock API

Free

Transform your iPhone or iPad into a local HTTP/API server for seamless file sharing, mock API testing, and static site hosting on your Wi-Fi network. Easily connect computers, test devices, and other platforms without installing additional software.

Json Genie: JSON Editor/Viewer

Open, read & edit JSON easily

Free

This app provides a fast and private way to view, edit, compare, and merge JSON files directly on your device. It offers a clear tree structure for browsing, powerful search capabilities, and formatting options without needing an account or cloud upload.

Jayson

JSON editor with Shortcuts

Free

This app allows you to view and edit JSON files directly on your device. It offers features like tabbed browsing, split-screen comparisons, and integration with Siri Shortcuts and the Share Sheet for easy JSON parsing and management.

HTTPBot: API & HTTP Client

API, MCP & WebSocket Debugger

Free

This app allows users to send HTTP/HTTPS requests and connect to WebSockets, making it easy to debug APIs on the go. It supports various response formats, collaboration features, and authentication methods, streamlining API development and testing.