Random Viewport

by Павел Воронин · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Random Viewport helps QA and frontend developers test responsive layouts without manually resizing windows. Key features: -…

Users

−1 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#242K

#203K among extensions

Version

1.0.0

updated 11 Feb 2026

Users

monthly, 8 months

Latest, 16 Oct 2026: 6 usersMove the mouse over the chart for any month

Ratings count

monthly, 8 months

Latest, 16 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Random Viewport

Random Viewport helps QA and frontend developers test responsive layouts without manually resizing windows. Key features: - Per-site settings. - Device-group randomization (Mobile/Tablet/Laptop/Desktop). - One-click roll and restore. - Timed mode with minutes/seconds interval. - Optional SPA history-change apply. No analytics, no external servers, no personal data collection.