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IO Tools VS UglifyJS

Compare IO Tools VS UglifyJS and see what are their differences

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NinjaOne (Formerly NinjaRMM) provides remote monitoring and management software that combines powerful functionality with a fast, modern UI. Easily remediate IT issues, automate common tasks, and support end-users with powerful IT management tools. featured
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Contents:
  1. » Base Details
  2. » Reviews
  3. » Alternatives

IO Tools logo IO Tools

Online web tools to support your daily work. We'll keep adding new tools as often as we can 💪

UglifyJS logo UglifyJS

JavaScript minifier, beautifier, mangler and parser toolkit.
  • IO Tools Homepage
    Homepage //
    2025-03-20
  • IO Tools Browser Extension
    Browser Extension //
    2025-03-20

Welcome to IO Tools, a place of online tools that assists your daily work. But what is IO? That’s simply INPUT and OUTPUT, you provide input, we give output as result! Whoever you are, from developers, designers, webmasters to SEO experts, we have (or going to have) tools that cover a variety of your daily tasks.

Most of the tools we provide support rendering on client side (your device) so that you get the results instantly, safe and secure.

If you find our tools helpful, please feel free to share with your friends. We’ll be more than happy to have more users.

  • UglifyJS Landing page
    Landing page //
    2022-10-30

IO Tools features and specs

  • Converters
    1
  • Editors
    1
  • Formatters
    4
  • Generators
    9
  • Utilities
    2

UglifyJS features and specs

  • Minification
    UglifyJS effectively reduces the file size of JavaScript by removing whitespace, shortening variable names, and eliminating unnecessary code, which can lead to faster load times in web applications.
  • Maturity and Stability
    As a mature and well-established tool, UglifyJS has a long history of usage and a strong community, making it a reliable choice for JavaScript minification with less risk of encountering severe bugs.
  • Customization
    UglifyJS offers various options and configurations that allow developers to control the minification process, such as toggling specific optimizations and preserving certain comments.
  • Compression
    Besides minification, UglifyJS provides compression options which further optimize the JavaScript code by evaluating constant expressions and removing unreachable code.

Possible disadvantages of UglifyJS

  • Source Mapping Complexity
    Generating source maps with UglifyJS can sometimes be complex and might not always accurately map minified code back to the original source, complicating debugging efforts.
  • Transformations Side Effects
    Some of the aggressive transformations made by UglifyJS could potentially introduce bugs if the original code relies on exact syntax structure or has side effects that depend on expression evaluation order.
  • Limited ES6+ Support
    Historically, UglifyJS has lagged in support for newer ECMAScript features compared to other modern minifiers, which might cause issues when dealing with ES6+ syntax without transpiling it first.
  • Error Diagnosis
    When errors occur during the minification process, UglifyJS may not always provide clear or detailed error messages, which can make it difficult to diagnose and fix issues.

Category Popularity

0-100% (relative to IO Tools and UglifyJS)

IO Tools

UglifyJS

Developer Tools
100 100%
Developer Tools
0% 0
Web Application Bundler
0 0%
Web Application Bundler
100% 100
Web App
100 100%
Web App
0% 0
Tool
0 0%
Tool
100% 100

Questions and Answers

As answered by people managing IO Tools and UglifyJS.

What makes your product unique?

IO Tools's answer

That’s simply INPUT and OUTPUT, you provide input, we give output as result

Why should a person choose your product over its competitors?

IO Tools's answer

Easy to use UI, and FREE

What's the story behind your product?

IO Tools's answer

As a web developer, I often find myself in need of various web tools for my daily work. However, I often encounter the inconvenience of having to search for these tools across different websites, with each site offering only a single tool. To address this issue, I decided to create a centralized platform that hosts a wide range of similar tools, providing a one-stop solution for all my web development needs.

Which are the primary technologies used for building your product?

IO Tools's answer

PHP and Javascript

User comments

Share your experience with using IO Tools and UglifyJS. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, UglifyJS seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

IO Tools mentions (0)

We have not tracked any mentions of IO Tools yet. Tracking of IO Tools recommendations started around Mar 2021.

UglifyJS mentions (1)

  • Overview of the next-gen frontend dev tools
    There are many minifiers such as terser and uglify. But, because minifying also require to parse the JS, it is actually possible to use esbuild and SWC to minify the code. Here's a benchmark of the main minifiers. - Source: dev.to / over 2 years ago

What are some alternatives?

When comparing IO Tools and UglifyJS, you can also consider the following products

Mate.tools - A collection of free online tools to help streamline your workflow

Terser - JavaScript parser, mangler, optimizer and beautifier toolkit for ES6+

Instagram Video Downloader net - Instagram Downloader tool helps you to download instagram videos online from your iphone, android and PC computer for free without any app or software

JavaScript Obfuscator - JavaScript Obfuscator is a free online tool that obfuscates your source code, preventing it from being stolen and used without permission.

Compare It! - Compare It! - powerful file compare and merge tool. Colored side-by-side view, highlights changes within line and more

Closure Compiler - The Closure Compiler is a tool for making JavaScript download and run faster.

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