How it works
Sign up → add a buyer → send a compliant invoice. In three minutes.
The first time you use Involums, you don't need to read documentation. The product walks you through it.
01
00:00 → 00:30
Sign up and verify
Email, password, optional Google sign-in. You verify by clicking a link — same as anywhere else. Free tier auto-applies if you skip the plan picker.
Work email
hauwa@adebayofoods.ng
Email verified — welcome to Involums
02
00:30 → 01:15
Tell Involums about your business
TIN (with a real-time format check), CAC number, industry. We pre-populate from the NRS taxpayer registry where we can. You’ll get a chance to confirm.
Legal nameAdebayo Foods Limited
TIN14829034-0001
CACRC-7842910
IndustryFood & beverage manufacturing
03
01:15 → 03:00
Add your first buyer and issue
Search by TIN or type a new buyer. Add line items in plain English with HSN or ISIC codes. Tax category defaults to 7.5% VAT. Hit Submit to NRS — IRN typically comes back in under 10 seconds.
INV-2026-0428 · Lagos Tech Hub
₦485,000.00
Cleared by NRS
IRN A7F3-9201-...
7.2s
That's the whole product, really.
From there, the dashboard and reports take care of themselves. Try it free — 10 invoices a month, no card.
Start free