Software Alternatives, Accelerators & Startups


Designed to test responsive websites on different devices.

Responsinator Alternatives

The best Responsinator alternatives based on verified products, community votes, reviews and other factors.
Filter: 7 Open-Source Alternatives Latest update:

  1. 12

    Test any website on desktop, mobile, and tablet

  2. 12

    View multiple screen dimensions in one view

  3. Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

    Try for free Open Source freemium

    Try for free
  4. LT Browser is a free dev friendly browser for developers and testers. You can see mobile view of website on different screen sizes and resolution on 50+ pre installed view ports. You can build, test and debug your website faster then ever.

  5. 10

    Test your site at different screen resolutions & devices.

  6. 10

    Develop responsive web-apps 5x faster!

    Open Source free

  7. Test your responsive design across different devices

  8. See how the site is displayed on different devices

  9. Test your designs online through this open-source, responsive test tool.

  10. see your website in multiple screen resolutions

  11. 10

    The browser for ambitious web developers that want to 5× their quality and efficiency.

    paid Free Trial $9.0 / Monthly (Individual user)

  12. The best way to change resolutions on your Mac

  13. BrowserStack is a software testing platform for developers to comprehensively test websites and mobile applications for quality.

    Open Source freemium $29.0 / Monthly (Starts at single user plans and billed annually)

  14. The browser for designers and developers

    paid $7.0 / Monthly

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