.app is a more secure top-level domain for mobile apps, desktop apps, web apps, app developers, and more. HTTPS is required for all websites on .app, making it the first such secure namespace available for general registration.
startup name check is a tool to check the names for your next startup faster.
DomainPecker — the free startup domain name generator! If you've spent hours scratching your head over names for a Saas tool, app, or startup, then try DomainPecker. It combines your keywords with lists of punchy, generic terms and TLD endings and then says which domains are available. Pick one and concentrate on shipping your product.