Swift Formatter

Format and beautify Swift code with clean indentation and Apple style guidelines

Swift Input
Formatted Output

Swift Formatting Tips

  • Use 4-space indentation as recommended by Apple Swift style guidelines.
  • Place opening braces on the same line for declarations and control flow statements.
  • Use trailing closures for the last argument when it is a closure expression.

Professional Swift Processing Features

Everything you need to work with Swift data efficiently and professionally

Syntax Validation

Detect unclosed braces, brackets, and parentheses with precise error reporting for Swift code.

Beautify Swift Code

Transform messy Swift code into clean, consistently indented code following Apple style guidelines.

SwiftUI Formatting

Properly format SwiftUI view hierarchies with nested modifiers, stacks, and custom views.

Protocol Formatting

Correctly format protocol declarations, extensions, and conformance with proper indentation.

Fast Processing

Format Swift files up to 10MB instantly with client-side processing, no server round-trips needed.

Smart Indentation

Intelligent indentation for guard statements, switch cases, closures, and enum cases.

How It Works

Simple steps to process your Swift like a pro

1

Paste Your Swift Code

Paste your Swift source code into the input area, or load a sample to get started.

2

Customize Options

Choose indentation size to match your project conventions.

3

Format & Review

Click the format button to beautify your Swift code and review the clean output.

4

Copy or Download

Copy the formatted code to your clipboard or download it as a file for your project.

Professional Swift Formatter & Validator

Trusted by millions of developers worldwide for reliable Swift processing

Built by Experts

Our Swift formatter is developed by experienced iOS engineers with deep expertise in Swift language features. Built to handle modern Swift syntax including SwiftUI and concurrency, it delivers professional results every time.

Key Technical Features:

  • • Swift syntax-aware parsing with brace matching
  • • Support for Swift 5.10 features including macros and concurrency
  • • Intelligent indentation for SwiftUI views and property wrappers
  • • Client-side processing for maximum security and speed
  • • Support for large files up to 10MB

Trusted & Secure

Trusted by iOS and macOS developers at Fortune 500 companies and startups worldwide. Our commitment to privacy means your Swift code never leaves your browser.

Security & Privacy:

  • • 100% client-side processing - data never sent to servers
  • • No tracking, cookies or data collection
  • • HTTPS encryption for secure connections
  • • No data stored or cached after processing
  • • GDPR and CCPA compliant approach

Why Professionals Choose EZ Formatter

99.9%
Uptime Reliability
<100ms
Average Processing Time
10M+
Swift Files Processed Monthly

Join millions of developers who trust our Swift formatter for their daily development workflow. No registration required, completely free, and built with privacy in mind.

Frequently Asked Questions

Common questions about Swift Formatter formatting answered

Yes, our Swift formatter is completely free with no registration required. All processing happens in your browser.

Yes, our formatter properly handles SwiftUI view builder closures with consistent indentation for nested views.

Yes, it correctly formats async/await code, task groups, actors, and Sendable conformance.

No. The formatter only adjusts whitespace and indentation. It never modifies identifiers, types, or logic.

It follows Apple Swift style guidelines with 4-space indentation, consistent brace placement, and proper spacing.