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mobile-simulator-tool

mozilla.orgBrowser DevTools & extensions

PulseGate's liveness check found it on 17 Sep 2026; it is registered on Firefox Add-ons and has been in the index since 17 Sep 2026. How this is checked

Viewport Simulator is a Firefox extension for previewing webpages inside interactive simulated mobile device frames. It supports 35+ devices, iOS and Android browser layouts, zoom controls, custom viewport dimensions, and localhost pages for responsive design testing.

Inferred · not functionally tested

FreeWebEmbeddable
mobile-simulator-tool preview
Visit mozilla.org
2alternatives
9features
2026since

Overview

6 features

Purpose: Testing responsive website designs across mobile devices and browser layouts without leaving the browser.

Inferred · not functionally tested

Audience: web developers

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: free · license: Proprietary · platforms: WEB · deployment: browser, embeddable

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: addons.mozilla.org · addons.mozilla.org. These links do not verify the individual claims.

mobile-simulator-tool sits in PulseGate's Browser DevTools & extensions category. Inferred · not functionally tested: It focuses on testing responsive website designs across mobile devices and browser layouts without leaving the browser. Inferred · not functionally tested: mobile-simulator-tool is a B2B product aimed at web developers. Basis unknown · not verified: It is available for free. Basis unknown · not verified: It ships for the web and embeddable surfaces.

Lautaro Carnevale builds and maintains mobile-simulator-tool, and it first shipped in 2026. Inferred · not functionally tested: Among its 6 catalogued features are 35+ device frames, iOS browser layouts, and android browser layouts. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • 35+ device frames
  • iOS browser layouts
  • Android browser layouts
  • Interactive webpage iframe
  • Device switching
  • Browser switching

Topics: Inferred · not functionally tested

Tags
responsive-testingmobile-device-emulationbrowser-extensionviewport-simulation

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddable

Trust & compliance

Public signals
HTTPSPrivacy PolicyTerms of ServiceFree tierMulti-languageStore listing found

Indexing history

2

What PulseGate has recorded for this listing

  1. Indexed7 Oct · 00:12 UTC
    Listing seen via seed_sitemap
    Source: seed_sitemap · Open
  2. Indexed17 Sep · 09:14 UTC
    mobile-simulator-tool seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about mobile-simulator-tool

What does mobile-simulator-tool do?
Inferred · not functionally tested: Mobile-simulator-tool focuses on testing responsive website designs across mobile devices and browser layouts without leaving the browser. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is mobile-simulator-tool for?
Inferred · not functionally tested: mobile-simulator-tool is a B2B product built for web developers.
Does mobile-simulator-tool have a free plan?
Basis unknown · not verified: Yes — mobile-simulator-tool is free to use.
What platforms does mobile-simulator-tool run on?
Basis unknown · not verified: mobile-simulator-tool runs on the web and embeddable surfaces.
Is mobile-simulator-tool still active?
PulseGate's liveness check found it on 17 Sep 2026.
What are alternatives to mobile-simulator-tool?
Similar projects tracked by PulseGate include Mobile View Simulator, Mobile Device Simulator, and Mobile Device Simulator Pro.Mobile View SimulatorMobile Device SimulatorMobile Device Simulator Pro
Who develops mobile-simulator-tool?
mobile-simulator-tool is developed by Lautaro Carnevale.
How long has mobile-simulator-tool been around?
mobile-simulator-tool first shipped in 2026.

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