---
title: "App Window Lock Icon | Free Download PNG & SVG | Ultimate Duotone"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/app-window-lock--15853
canonical_url: "https://www.streamlinehq.com/icons/download/app-window-lock--15853"
summary: "Clean duotone icon of a browser window with a padlock. Used for secure web access and privacy settings."
---

# App Window Lock icon

The App Window Lock icon shows a browser window with three controls, a divided content area, and an overlapping padlock. Drawn in the duotone style on a 24px grid with a 1px stroke for clear, flexible UI detail. Use it for secure web access, privacy settings, protected applications, login screens, and browser security alerts. It belongs to Ultimate Duotone set in the Ultimate family.

## Preview

![Clean duotone icon of a browser window with a padlock. Used for secure web access and privacy settings.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/streamline-duotone/coding-apps-websites/apps/app-window-lock-searjd9p5ol4luwoim9qaf.png?_a=DATAiZkSZAA0)

## Details

- **Name**: App Window Lock
- **Type**: Icon
- **Set**: [Ultimate Duotone](/icons/streamline-duotone.md) — Ultimate is the world’s largest icon family, designed by 8 expert designers. The Duotone style enhances visual depth by combining colored lines and filled shapes, perfect for matching brand or project colors. Key advantages: 1—Customizable colors. Apply up to four different colors to icon elements. 2— Adjustable stroke thickness. Create looks ranging from thin to bold for varied aesthetics.
- **Family**: [Ultimate](/icons/ultimate-sets.md) — The encyclopedia of icons
- **Style**: Duo, Stroke, Filled
- **Category**: Coding apps websites › Apps
- **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**: app, lock, secured, security, protected, privacy, encryption, padlock, private, window, browser, login, website, page, webpage, programming, apps, interface, safe, application

## Download

- [Download App Window Lock on Streamline](https://www.streamlinehq.com/icons/download/app-window-lock--15853)

## Also available in other styles

- [App Window Lock — Ultimate Colors](/icons/download/app-window-lock--19679.md) (Pro)
- [App Window Lock — Ultimate Light](/icons/download/app-window-lock--8350.md) (Pro)
- [App Window Lock — Ultimate Regular](/icons/download/app-window-lock--9081.md) (Pro)
- [App Window Lock — Ultimate Bold](/icons/download/app-window-lock--7619.md) (Pro)

---

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