Brave vs Responsively

Brave is a privacy-focused web browser built on Chromium that blocks ads and trackers by default. It features a built-in ad blocker, optional privacy-preserving ads via BAT tokens, and a built-in Tor browsing mode.

Responsively is Open-source developer browser that displays a page across multiple device viewports simultaneously for responsive design testing.. It is available under a free model. This tool falls under the browsers category.