Mobile emulator
Smartphone emulator on computer very realistic with several models to test mobile websites.
Mobile Emulator - Smartphone Simulator Firefox Add-on
'Mobile emulator' is a realistic Firefox add-on designed for testing mobile websites on your computer, featuring eight familiar device models with different CSS resolutions ranging from 320px to 1280px. This user-friendly extension enables a mobile-first mindset, making website testing more efficient and delivering a true-to-life user experience. It also allows you to capture screenshots in transparent PNG format for easy inclusion in presentations or emails.
Add-on stats
Weekly download count: 525
Firefox on Android: No
Risk impact: High risk impact 
Risk likelihood:
Manifest version: 2
Permissions:
- tabs
- activeTab
- <all_urls>
- webRequest
- webRequestBlocking
- webNavigation
- storage
- cookies
Size: 1.08M
URLs: Website
Ranking
# 751 ▲ 3
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
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Add-on summary
Smartphones and tablets simulator on computer very realistic with several models and resolutions to test your mobile site. 8 models :
- iPhone 5 (CSS resolution 320px)
- Samsung Galaxy S10 (CSS resolution 360px)
- iPhone 11 (CSS resolution 414px)
- Xiaomi Redmi Note 6 PRO (CSS resolution 393px)
- iPhone 12 (CSS resolution 390px)
- Samsung Galaxy Tab S7 (CSS resolution 800px portrait mode)
- iPad Air (CSS resolution 1024px landscape mode)
- Macbook Air (CSS resolution 1280px)
The aim of this extension is to allow you to test easily in a realistic context to keep a mobile first mindset.
It is also possible to take a screenshot of the smartphone in transparent PNG to insert it in an email, presentation slides, etc.
User reviews
These summaries are automatically generated weekly using AI based on recent user reviews.
Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate,
spammy, or outdated. Pros
- Works well for testing before purchasing a device
- Fast and functions similarly to other responsive tools
- Effective in emulating both viewport size and HTTP requests like a mobile device
Cons
- Premium version does not support Firefox
- Issues with advertisements regarding pricing transparency
- Some users experienced functional defects and instability
Most mentioned
- Issues with premium version support for Firefox
- Concerns about advertising and pricing misleadingness
- Overall functionality and speed of the emulator
User reviews
Отличное расширение!Всё чётко работает,без траблов!
by DeGTR, 2025-01-15
Outupdate
Chrome version better than this shit
by Jinxi, 2024-12-21
by Seän "Frostbyte" Shepherd, 2024-10-20
Add-on safety
Risk impact
Mobile emulator requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.
Risk likelihood
Mobile emulator has earned a fairly good reputation and likely can be trusted.
Upgrade to see risk analysis details