Three simple steps
How to use this tool?
This free online converter translates C++ source code into Swift in three simple steps.
- Step 1
Add your C++ code
Type, paste, or upload the C++ code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Swift.
- Step 3
Review the result
Review, copy, or download the resulting Swift code from the output editor.
See it in action
Examples of C++ to Swift conversion
These examples show C++ source code and the corresponding Swift translation. Generated results can vary as AI models are updated.
Example 1
Is String Palindrome
Program that checks if a string is a palindrome or not.
C++ code
Swift code
Example 2
Even or Odd
A well commented function to check if a number if odd or even.
C++ code
Swift code
Language comparison
Key differences between C++ and Swift
| Characteristic | C++ | Swift |
|---|---|---|
| Syntax | C++ has a syntax similar to C, with additional features such as classes and objects. | Swift has a more modern and concise syntax compared to C++. |
| Paradigm | C++ supports multiple paradigms including procedural, object-oriented, and generic programming. | Swift is primarily an object-oriented programming language. |
| Typing | C++ supports both static and dynamic typing. | Swift is a statically typed language with type inference. |
| Performance | C++ is known for its high performance and efficiency. | Swift is designed to be fast and optimized for performance. |
| Libraries and frameworks | C++ has a wide range of libraries and frameworks available. | Swift has a growing ecosystem of libraries and frameworks, but it may not have as many options as C++. |
| Community and support | C++ has a large and active community with extensive support. | Swift has a growing community and is backed by Apple, providing good support. |
| Learning curve | C++ has a steep learning curve due to its complex syntax and features. | Swift has a relatively low learning curve, especially for developers familiar with other modern programming languages. |
Common questions
Frequently Asked Questions
How do I convert C++ to Swift?
Paste your C++ code into the input box, confirm the languages are set to C++ and Swift, and click Convert. CodeConvert AI analyzes your C++ code and generates equivalent Swift code in seconds, preserving the original logic and structure.
What are the main differences between C++ and Swift?
C++ and Swift differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each C++ construct to its closest Swift equivalent. See the comparison table below for the key differences between C++ and Swift.
Is the converted Swift code accurate?
The AI produces high-quality Swift code that preserves the behavior of your original C++ code and follows Swift conventions. It handles common patterns, data structures, and idioms for both C++ and Swift. For large or performance-critical code, review and test the Swift output before using it in production.
Can I convert an entire C++ project to Swift?
You can convert C++ files one at a time by pasting each file's code. For a full migration, convert each file and then review how classes, dependencies, and project structure map from C++ to Swift. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Swift back to C++?
Yes. CodeConvert AI converts in both directions, so you can convert Swift to C++ just as easily using our Swift to C++ converter. Try the Swift to C++ Converter
Is the C++ to Swift converter free, and do I need to install anything?
Yes, it is free and runs in your browser with nothing to install and no IDE extension required. You can convert C++ to Swift without an account for up to 2 conversions per day. Sign in for free for higher limits.
What are the benefits of signing in?
Signing in unlocks CodeConvert AI's Pro converter with more powerful AI models, a built-in chat assistant, code execution, saved conversion history, and personal notes. Every free account includes 5 credits and supports up to 25,000 characters of input per conversion, with no credit card required.
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