Nusii Nusii is an online proposal tool that helps you create, track and manage proposals for your creative business.

Nusii is an online proposal tool that helps you create, track and manage proposals for your creative business. Professional proposal templates, open notifications, your own custom domain, proposal tracking, personal branding, automation, online signatures and much more…Stay up to date on the latest activities on Nusii Proposals via instant Slack channel messages. We send messages to your chosen slack channel when a proposal is Viewed, Accepted, Rejected, Sent etc.