Canva is an excellent tool for graphic design with over 50,000 templates across different social platforms – Facebook, Instagram, Snapchat etc. It also has templates for other graphics ranging from presentations, business cards, invitations, logos, infographics etc.
You do not have to worry about resolution and size as the templates have already been specifically optimized for the different platforms. For example, template for an Instagram story differs from an Instagram post or Facebook Cover page.
Most importantly, no knowledge of graphics is required to use the platform and it can easily be accessed on the go via the Mobile App. There is also no need to exit the platform to source for pictures as it has pictures with the option to upload your own pictures or logos.