Best icon applications in design flexibility tools in 2025

📱 App interfaces 💻 Icon applications in app design 💻 Icon applications in branding 💻 Icon applications in content creation 💻 Icon applications in icon creation 💻 Icon applications in icon customization 🎨 Icon applications in icon integration 🎨 Icon applications in icon solutions 🎨 Icon applications in marketing 💻 Icon applications in marketing materials 💻 Icon applications in project communication 🎨 Icon applications in social media 🎨 Icon applications in visual storytelling 💻 Icon catalog 💻 Icon trends in design