Observed arrival · 2026-09-05

Invoice Koi: Invoicing from the Van

invoicekoi.com Observed source

Editorial interest 84/100 Selection signal · not a rating of the site

A free iPhone invoicing app for tradespeople that creates estimates, invoices and receipts without an account or an internet connection.

Landing page captured for the 2026-09-05 issue.

Field notes

The product centers its workflow on a phone-based price book: selecting a client brings in the address, terms and tax, while selecting a saved rate fills the line item, unit and price. The page also describes photographing receipts in a car park, tracking hours against jobs, and exporting income, tax and hours as CSV, XLSX or PDF. Its sample invoice uses electrical labour, plaster and paint, and LED downlights, grounding the feature set in recognizable trade work.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible

$PaidCommerce or pricing visible

✦PrettyNotable craft visible

●ProPolished or operationally mature

◎NicheUnusually specific use

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