Download of HelloWebFree 1.1 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. This free Mac application was originally created by Langui.net. The application lies within Developer Tools, more precisely Webmaster Tools.
From the developer:
HelloWebFree offers a fast way to write and test your HTML, CSS, and JavaScript code. You just need to write or paste in your source code and switch to the "Result" tab to run or preview it. HelloWeb Free supports only one document at a time. With this app, you can write and run your HTML, CSS, and JavaScript code instantly.
You may want to check out more Mac applications, such as RAGE Sitemap Automator, Navicat Lite or WebCrusher, which might be similar to HelloWebFree.