To start working with Tex2Img, you will need to know the basics of writing latex equations. Latex is a method of expressing mathematical equations in documents. Then just enter a latex expression in the text box and click convert. You can  choose your image’s text color, background color, font size, and output image.  You can also choose between the standard alphabet or Greek alphabet.  Once done you can then insert the converted image into your document.

Tex2Img helps make your paper look more consistent and professional, just like what you see in textbooks. This tool is perfect for students and teachers who need a quick way to show equations within seconds.

Features:

• Free; no sign up required.
• Convert a latex equation to image.
• Support for several image files.
• Change font size, font color,and page background.
• Similar Tools: ScribTex, Verbosus, and MonkeyTex.

Check out Tex2Img @ www.sciweavers.org/free-online-latex-equation-editor

If you don’t like a change you or somebody else has made, just undo it. ScribTex also lets you add images and other media to your LaTex documents. Once you are done, simply compile your document as a PDF file and share it anyway you want.

With the free version of ScribTex, you can start upto 3 different projects.

Features:

• Online LaTex editor.
• Share your documents with others.
• Keep track of all the changes and undo anytime.
• Insert media and save document as a PDF.
• Keep a document public or private.
• Upto 50MB of free storage.
• Similar sites: MonkeyTex and Verbosus.

Visit ScribTex @ www.scribtex.com

You can easily typeset projects, manage and delete your resources, documents and images. There is also latex-creation output log, where you can quickly look up errors in LaTex code if a problem occurs during the generation of PDF.

Features:

• Create and manage LaTex files online.
• Preview and save documents as PDF.
• Toolbar options: add image, table, itemize, description, footnote and cite.
• Free version can be used for two small projects (limited to two documents, images and resources per project).
• Includes latex-creation output log where you can quickly look to find the error in your latex-code.
• Similar tool: MonkeyTex.

Check out Verbosus @ www.verbosus.com

Feature List

• Create, Upload, Store and Manage TeX/LaTeX files in your MonkeyTex account box.
• Save documents in ‘.tex’, ‘.bib’, or ‘.sty’ formats.
• Preview, download and save documents as PDF.
• Collaborate on documents with colleagues, friends, etc.
• Toolbar options: spell check, search within the document, undo / redo functions, and more.
• User provided shortcuts for quicker navigation.
• Create and save document template files.

Check out MonkeyTex www.monkeytex.com