The best alternatives to Referlist are MySignature, AdSigner, and Brandbassador. If these 3 options don't work for you, we've listed a few more alternatives below.
MySignature is an online email signature generator that helps create professional and visually compelling email signatures for Gmail, Outlook, Apple Mail, Thunderbird and Office 365 clients. No technical background needed. Create Signature.
With AdSigner you can run scheduled marketing campaigns among all the email signatures in your organization. It also helps you generate, visually unify and centrally organize all the email signatures with a library of pre-designed templates.
Build a community of your loyal customers, followers & fans to build social buzz around your brand. Use ambassadors to generate content, brand awareness, drive sales and deliver better results. Track revenue & social engagement generated by your ambassadors.