ViewPortify – Mobile Simulator & Responsive Design Testing Tool for Chrome
Chrome extension by tinyconvert.com · Productivity · Developer
- Established publisher
A Chrome extension in Productivity · Developer with 58 users, barely installed. Audience over the last 30 days: +16.
Every site you visit. This extension can read and change the content of any page you open.
What the developer says, and 2 screenshots
Loading from the Chrome Web Store. Open the listing if it does not appear.
- Users
- 58
- Users, last 30 days
- +16
- Version
- 1.0.1
- Updated in the store
- 2026-03-01
- Published
- 2026-03-01
- Manifest
- V3
- Browser access
- 6 permissions, 1 site pattern
How it has moved
- 2026-10-0461
- 2026-10-0860
- 2026-10-0959
- 2026-10-1051
- 2026-10-1356
- 2026-10-1657
- 2026-10-1758
- 2026-10-1860
- 2026-10-1959
- 2026-10-2058
- 2026-10-2257
- 2026-10-2360
- 2026-10-2557
- 2026-10-2856
- 2026-10-3058
- 2026-08-3145
- 2026-09-0246
- 2026-09-0447
- 2026-09-0845
- 2026-09-0947
- 2026-09-1348
- 2026-09-1546
- 2026-09-1644
- 2026-09-2546
- 2026-09-2743
- 2026-09-2842
- 2026-10-0461
- 2026-10-0860
- 2026-10-0959
- 2026-10-1051
- 2026-10-1356
- 2026-10-1657
- 2026-10-1758
- 2026-10-1860
- 2026-10-1959
- 2026-10-2058
- 2026-10-2257
- 2026-10-2360
- 2026-10-2557
- 2026-10-2856
- 2026-10-3058
A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.
What it can reach
Every site you visit. This extension can read and change the content of any page you open.
-
See the address and title of every tab you have open
tabs -
Block or redirect requests by rules it declares in advance
declarativeNetRequest -
Block or redirect requests on the sites it can access
declarativeNetRequestWithHostAccess
Show the remaining 3
What changed recently
Nothing has moved on this listing since we started watching it.
The publisher
tinyconvert.com publishes 25 listings we track, 3k users between them. Listed website: tinyconvert.com.
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Like this one
Listings the catalog judges closest in what they say they do.
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Responsive Simulator - Multi Device Viewport Tester 18 users
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Mobile Responsive Simulator & Tester by HAX-AI 43 users
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Responsive Viewer — Mobile & Tablet Simulator 12 users
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MultiView - Device Responsive Simulator 128 users
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Responsive Viewer by Pixellize 42 users
The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.
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[](https://extops.dev/extensions/cpfoeiiihlddmoeddicihabknpaacnoi)<a href="https://extops.dev/extensions/cpfoeiiihlddmoeddicihabknpaacnoi"><img src="https://extops.dev/extensions/cpfoeiiihlddmoeddicihabknpaacnoi/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-30. We publish no contact details for extension developers.