1) WP Notification Bars
The WP Notification Bars plugin is ideal for people who want to increase click throughs to other pages or market specific promotions. Easily add a CTA button, custom code, control font size and may more great features. The plugin is completely translation ready with 24/7 support as well.
This plugin has many video tutorials, great support and updates. The admin dashboard is incredibly user friendly with simple steps and features for both beginner and advanced users. This plugin is available for free from WordPress.