best tool to prettify javascript data

Free javascript prettifier online

Fast and Efficient
Fast and Efficient

The code is processed with 100% accuracy in a matter of few seconds.

Hassle-free operation
Hassle-free operation

The validation can be done by anyone no matter their knowledge in coding.


The code can be viewed in multi-themed variants.

how to image

How to improve the appearance of our code

  1. Upload the code in the left side of the box.
  2. Use the 'tab space' option to adjust the space between characters.
  3. Hit the 'preetify' option to begin the code modification.
  4. The resulting code is presented on the right side of the page.
  5. Hurray!! the code is all cleaned up and ready to rock.

Frequently Asked Questions

What are the features offered by JS prettifier from, while editing our code online?

JS prettifier from offers versatile features while editing our code online, the main features include- - Indentation of our code up to 10 spaces per line. - Formatting of our code completely. - Safe editing and downloading of the modified code. - Fast modification of the code uploaded, etc. - Copying the modified code for on-spot editing. one of the features of the JS prettifier is that it can even edit and indent code that is written in other computer languages, such as C and C++, etc.

How do we edit our code using the JS prettifier from

There are 7 simple steps using which the user can edit their code online using the JS prettifier from prettifier, the steps include- - Upload or type the code in the left box provided to begin the editing. - Use the reset option to begin the indentation process. - Select the indent (space) limit for the whole code by adjusting the value from 1-10 from the option called ‘tab space’. - Hit the format option above to begin the indentation and the resulting code will be published on the right box. - In case If you feel that there is a mistake in the code printed, use the reset option to wipe the whole page clean and begin again which is present on as a cross mark on the top of box on the left. - Use the copy option to copy the resulting code to the clipboard of the computer. - Use the save option to save your modified code in. jss format.

What is JS and why do we need to format it before running it or presenting it?

JavaScript (JS) is a programming language that conforms to the ECMAScript specification. It is high-level, often just-in-time compiled, and multi-paradigm. It has curly-bracket syntax, dynamic typing, prototype-based object orientation, and first-class functions. JavaScript is commonly used for creating web pages. It allows us to add dynamic behaviour to the webpage and add special effects to the webpage. On websites, it is mainly used for validation purposes. JavaScript helps us to execute complex actions and also enables the interaction of websites with visitors. Formatting to JavaScript is done through Spacing and indentation which should be consistent throughout your code. Many developers choose to use 4-space or 2-space indentation. In JavaScript, each nested statement (e.g., a statement following a "{" brace) should be indented exactly once more than the previous line's indentation.)

What are code themes and why are they used?

Code themes are a form of qualitative analysis which involves recording or identifying passages of text or images that are linked by a common theme or idea allowing us to index the text into categories. provides 10 different code themes which are twilight, ambiance, Dracula, eclipse, GitHub, gob, XCode, vibrant_ink, terminal, tomorrow_night_blue, etc.

What is the time taken by the JS prettifier from to format any code uploaded?

Time is the fun fact present here, wherein we upload the code file if it is large enough or we type it, if it is small enough and see the magic unfold. Most of the conversions happen in an instant where the control of the website format the given code. Due to which we can edit multiple code files back-to-back, and all it takes is a device to operate the browser and open the website with a normal or even a slower internet connection. Factors include the size of the code file, and the language it is written in, etc.

What will happen to our progress if we refresh our browser while we are formatting the code using the JS prettifier from

The JS prettifier tool from is not connected to any server out there, so the code which the user is working on will not be stored anywhere and as a result, it will be erased instantly when the user refreshes the browser on which he is working on. The code modifications which are made to that moment will also be removed after the user exits or closes the tab on which the extension page of the website is open.

Will there be any changes in the code after I download it from the JS prettifier tool from

No, there won’t be any changes in the code uploaded save the indentation part, where the code is modified based on the space between characters, the line space, and the indenting. The code is adjusted mostly by the spaces between them. won’t change any character in the code while editing or after downloading it.

How does the indentation feature in the JS prettifier from the work?

The indentation feature in the JS prettifier from adjusts the space in between each looping statement, lines, special characters like the brackets which indicate the starting and ending of the code, and other elements of the code, this option can be accessed by toggling the option called ‘tab space’. The indentation of each line or character of the code can be adjusted on a scale of 1-10. The optimal point which the specialists prefer is 4-space or a 2-space. In case if there is any error found in the code indenting, the user can use the option called reset, where the whole code is formatted completely and left to start from scratch.

Can I use the JS formatting feature from on my LINUX operating system?

Yes, the JS formatting feature from can be used on any operating system, even LINUX. It is built with the latest code and features which enables the user to use the console online on any operating system such as MAC OS, Windows, and Ubuntu, provided there is a device with a stable internet connection. The magic trick is that it even works on a slower internet connection.

Can I use the JS prettifier feature from on my Android device?

Yes, the JS formatting feature from can be used on any operating system, even Android. It is built with the latest code and features which enables the user to use the console online on any operating system such as iOS, Linux based devices, provided there is a device with a stable internet connection. The magic trick is that it even works on a slower internet connection.

How do I communicate if I face any issues or if I want to suggest any changes?

We gladly take in any issue or suggestions offered by all the users, please contact us through our social media handles for more information. is available on all the leading social media platforms such as Gmail, Facebook, Instagram, YouTube, and Linked In, etc.

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