Efficiency Tools

Here are some simple stateless tools which I find useful in my daily work.

Quick Navigation: Word Counter | PDF Merger | PDF Page Extractor | PDF Page Replacer | FastLaTeX

Word and Character Counter

Type or paste your text into the box below.

Character Count: 0

Word Count: 0

Select multiple PDF files. You can reorder them using the 'Up' and 'Down' buttons before merging.

Select PDF Files:

No files selected.

Select a single PDF file and enter the pages or page ranges you want to extract.

For example: 1, 3-5, 8 will extract pages 1, 3, 4, 5, and 8.

PDF File:

Pages to Extract:

Replace specific pages in a Base Document with pages from a Source Document.

Note: The number of pages selected in both inputs must match. Logic: Base[i] is replaced by Source[i].

Select File:

Pages to Replace (e.g., 1, 3-5):

Select File:

Replacement Pages (e.g., 1, 2-4):

Type LaTeX math expressions on the left. The result renders instantly on the right.

Example: $$x = {-b \pm \sqrt{b^2-4ac} \over 2a}$$