---
title: "Sigma Icon | Free Download PNG & SVG | Cyber Line"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/sigma--17070
canonical_url: "https://www.streamlinehq.com/icons/download/sigma--17070"
summary: "Sharp line icon of a capital sigma made from three angled lines and two horizontal bars. Used for math, summation, and symbols"
---

# Sigma icon

The Sigma icon shows a capital sigma formed by two horizontal bars connected by angled lines, drawn in the line style on a 24px grid with a 1px stroke for clear, sharp geometry. Use it for mathematical notation, summation controls, formula editors, and technical interfaces. It belongs to Cyber Line set in the Cyber family.

## Preview

![Sharp line icon of a capital sigma made from three angled lines and two horizontal bars. Used for math, summation, and symbols](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/text/sigma-5bkhxbe6ersfm3fww0es8r.png/sigma-ejjmbdxvfqqs4qwifadtdo.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Sigma
- **Type**: Icon
- **Set**: [Cyber Line](/icons/cyber-line.md) — Cyber features only straight lines and sharp angles for a futuristic, high-tech aesthetic. The Line variant maintains geometric clarity.
- **Family**: [Cyber](/icons/cyber.md) — Icons from the future
- **Style**: Line, Geometric, Stroke
- **Category**: Text › Text
- **Default size**: 24px
- **Stroke width**: 1px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: sigma, greek, sum, math, formula, addition, calculate, equation, algebra, parameter, font, text, typography, alphabet, arrow

## Download

- [Download Sigma on Streamline](https://www.streamlinehq.com/icons/download/sigma--17070)

## Also available in other styles

- [Sigma — Cyber Duotone](/icons/download/sigma--17170.md) (Pro)

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