Sigma Tools

About Us

At Sigma Tools, we make handy online utilities like PDF converters and handy calculators to simplify your daily tasks.

Learn More
A person holds a smartphone displaying a checklist while sitting at a desk with a laptop open. The laptop screen shows multiple applications, with a focus on productivity tools. The desk surface is light wood, and the person is wearing a white shirt with a gold watch.
A complex, industrial machine with various levers, hoses, and mechanical components is situated in a workshop. The background features a pegboard wall with hanging tools and overhead cabinets for storage. A red oil can is placed on a flat surface of the machine.

Background

At Sigma Tools, I build handy online utilities like PDF converters and image compressors to make everyday tasks easier.

Passionate about simplifying digital work.

Journey

Early Projects

Freelance

2018 – 2020

Passionate about simplifying digital work.

Current Focus

Sigma Tools

2021 – Present

Developing and improving online utilities for everyday use.

PDF Converter

A close-up of a computer screen displaying Adobe InDesign 2023 software. The screen shows a detailed layout of a document with various text, tables, and boxes. The toolbars and text formatting options are visible on the interface. In the background, there's a wooden table and a blurred out-of-focus area.

Age Calculator

Quickly find out your exact age down to the day with our easy-to-use age calculator tool.

A person is holding a smartphone displaying a currency converter app. The screen shows conversion rates between GBP and EUR, with corresponding amounts.

Image Compressor

Shrink your images without losing quality, perfect for faster uploads and saving space.

An image featuring a close-up view of text on a paper. The text includes various font styles and sizes, focusing on a bold and larger typeface in the middle. The image is blurred in certain areas, creating a depth of field effect.

More Tools

From converters to calculators, find handy utilities designed to make your tasks easier.

Feedback

”Sigma Tools made converting my PDFs so simple and fast—exactly what I needed for my busy schedule.”