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Set up Du3 in 5 minutes

This guide takes you from a new account to your first invoice sent from your workspace. You only do this once.

6 stepsFor owners

Sign up with Slack, Google or your work email. If you use email, we send you a link to sign in — no password to remember.

Name your company and pick your web address

Section titled “Name your company and pick your web address”

Your company is your team’s home in Du3. The web address is where clients and contractors will find you, like cr3st.usedu3.com. Pick your main currency here too — you can still use a different one on any invoice.

Pick the app your team chats in: Slack or Discord. Du3y, our helper, joins your workspace there.

  • Slack: approve Du3 in the window that opens.
  • Discord: pick your server on Discord’s page and choose Authorize. See Using Du3y in Discord.

You can also connect later, in Settings.

Du3y posts here when an invoice is sent, paid, late, or waiting for someone. Most teams use a finance channel.

Pick people from your Slack, or a whole Slack user group. Admins can edit, delete and mark invoices paid. Everyone else in the channel can make invoices and share links. In Discord, the person who added Du3y to the server is an admin there.

Go to your alert channel in your workspace and type /du3 new. Pick or add a client, add what you’re billing for, choose a due date and send. Your client gets an email, and Du3y posts a card in the channel.

Type these in any channel Du3y is in, in Slack or Discord. See Using Du3y for more.

Command What it does Who can use it
/du3 new Opens a form to make and send an invoice. Everyone
/du3 link Amara Gives you a link to share so a contractor can send you an invoice. Leave the name off for a general link. Everyone
/du3 list overdue Shows recent invoices. Add a status, like paid or overdue, to filter. Everyone
/du3 view INV-2026-09-B3MT Shows one invoice’s card, just to you. Everyone
/du3 paid INV-2026-09-B3MT Marks that invoice as paid. Admins
/du3 edit INV-2026-09-B3MT Opens the invoice so you can change it. Admins
/du3 delete INV-2026-09-B3MT Deletes the invoice after you confirm. You can restore it for 30 days. Admins
/du3 summary Shows what you’re owed, what you owe, and what’s late. Everyone

Email [email protected] or visit Support. A real person will get back to you.