ViewPortify – Mobile Simulator & Responsive Design Testing Tool for Chrome

Name: ViewPortify – Mobile Simulator & Responsive Design Testing Tool for Chrome
Author: tinyconvert.com

Mobile simulator for testing responsive designs across devices. Instantly preview and resize viewports in Chrome.

As of June 2026, ViewPortify – Mobile Simulator & Responsive Design Testing Tool for Chrome has 31 users in the Developer Tools category.

tinyconvert.com Developer Tools

Chrome Web Store ↗.crx

Users+121.4%

Rating0%

—

— reviews

Reviews0%

—

Version

1.0.1

Manifest V3

History

8 snapshots

Tracking since Apr 17, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 17, 2026	14	—	—	1.0.1
Apr 24, 2026	18	—	—	1.0.1
May 1, 2026	21	—	—	1.0.1
May 13, 2026	28	—	—	1.0.1
May 19, 2026	25	—	—	1.0.1
May 25, 2026	27	—	—	1.0.1
Jun 1, 2026	31	—	—	1.0.1
Jun 9, 2026	26	—	—	1.0.1
Now	31	—	—	1.0.1

Permissions & access

Permissions: activeTabtabsstoragedownloadsdeclarativeNetRequestdeclarativeNetRequestWithHostAccess
Host access: <all_urls>

Screenshots

ViewPortify – Mobile Simulator & Responsive Design Testing Tool for Chrome screenshot 1

ViewPortify – Mobile Simulator & Responsive Design Testing Tool for Chrome screenshot 2

About

🚀 Test Responsive Designs Instantly Inside Your Browser

ViewPortify is a powerful and lightweight Mobile Simulator and Responsive Design Testing Tool for Chrome that helps developers and designers preview websites across multiple screen sizes and devices — without leaving the browser.

Quickly simulate mobile devices, adjust custom viewports, and test responsive layouts in real time.

📱 Key Features
✅ Mobile Device Simulation

Instantly simulate popular mobile screen sizes to see how your website looks on smartphones and tablets.

✅ Custom Viewport Resizing

Manually adjust width and height to test any screen resolution. Perfect for debugging responsive breakpoints.

✅ Real-Time Responsive Testing

Preview layout changes live as you resize. No page reload required.

✅ Developer-Friendly Interface

Clean, distraction-free design built specifically for web developers and UI/UX designers.

✅ Lightweight & Fast

Optimized for performance with minimal impact on browser speed.

🎯 Perfect For

Frontend Developers
Web Designers
UI/UX Designers
QA Testers

Agencies testing responsive client websites

Whether you're building landing pages, SaaS dashboards, eCommerce stores, or WordPress websites, ViewPortify makes responsive testing effortless.

🔎 Why Choose ViewPortify?

Unlike complex developer tools, ViewPortify provides a simple, focused mobile simulation experience with quick access to responsive testing controls — all in one click.

No complicated setup.
No external tools.
Just fast and accurate viewport testing.

🛠 Use Cases

* Test mobile-first designs
* Check responsive breakpoints
* Preview layouts before deployment
* Validate UI alignment across screen sizes
* Debug CSS media queries