Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Looka - Make a logo you’ll love with Looka Logo Maker.
Invision - Prototyping and collaboration for design teams
Canva Logo Maker - Create your own custom logos without having to hire a designer with Canva's impressively easy to use logo maker. Completely free, completely online.
Sketch - Professional digital design for Mac.
Logo Foundry - Logo Foundry is a professional Logo Design Suite App for Android and iOS that let's you create professional branding for your business in Minutes.