NameQL is described as 'helps you find a great name. It considers thousands of potential names in milliseconds and shows you the best, and only the ones where [name].com is available'. There are more than 10 alternatives to NameQL, not only websites but also apps for SaaS and Windows. The best alternative is name|grep, which is free. Other great sites and apps similar to NameQL are One Word Domains (Free), Couple Name Generator (Free), Wordoid (Free) and NameBounce (Free).
One Word Domains is a collection of available and brandable one-word domains for your next startup idea. There's a total of 30+ TLDs that are supported on the site, including .ai, .app, .co, .com, .io, .net, .org, .to, .
Wordoid is a web application which helps to solve a common problem faced by almost everyone who needs to have an online presence - finding a catchy domain name that is easy to pronounce and easy to remember.