Quell vs KnowBe4: Which Writing Assistant tool is Best in 2025?

Quell is an advanced AI-driven platform launched to streamline automated quality assurance (QA) and compliance testing for web and mobile product deployments. Founded by a team with extensive experience at Western Union, Bank of the West, eBay, and Airwallex, Quell integrates with tools like Linear, Jira, Vercel, and Netlify to test acceptance criteria, debug issues, and ensure compliant builds. It is ideal for product leaders, developers, and cybersecurity professionals. It reduces manual testing efforts and accelerates shipping cycles.

KnowBe4 is a leading cybersecurity platform designed to empower organizations by training employees to outsmart threats like phishing and social engineering. Trusted by nearly 70,000 businesses worldwide, it combines AI-driven tools with engaging training to strengthen human defenses. From phishing simulations to real-time coaching, KnowBe4 helps build a security-first mindset, keeping companies safe in today’s fast-evolving digital landscape.