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Residential HVAC contractor reviewing an invoice on his phone beside an air conditioner

Send the invoice.Skip the chasing.

Create, send, and track invoices from the job. KnoqKnoq drafts every follow-up for your approval.

Invoices that keep working after you leave the job.

Contractor scanning a completed work order beside neatly arranged tools01
Invoice ready$1,840 · Draft

Create

Before you leave the job

HVAC contractor sending an invoice from a residential driveway02
DeliveredText + email

Send

By text or email

Close view of an invoice activity timeline on a phone inside a service van03
ViewedToday, 9:22 AM

Track

Every open and reply

Home-service bookkeeper reviewing an invoice follow-up at a desktop computer04
Draft readyWaiting for approval

Follow up

With your approval

Everything to go from job done to paid.

Create, send, and track every invoice in one place. KnoqKnoq keeps the next action obvious, even when the day is not.

9:41KnoqKnoq

New invoice

Martinez Residence

Invoice #1048

Amount due

$1,840.00

Job complete

CustomerMartinez Residence
Work completedAC condenser replacement
Payment termsDue in 14 days
Review invoice
InvoicesFollow-upsSettings

One feed. Every invoice. The next move first.

Skip the accounting dashboard. KnoqKnoq puts the invoice that needs you at the top, with one clear action.

Sorted by what needs attention next
Needs attention3 invoices
01

Martinez Residence

Follow-up ready

$1,840.00

#1048

02

Chen Property

Viewed today

$620.00

#1047

03

Oak Street Remodel

Due Friday

$3,280.00

#1046

Let KnoqKnoq handle the awkward follow-up.

KnoqKnoq drafts the message in your tone and keeps the invoice context attached. You review every word before it sends.

Follow-up for invoice #1048

Martinez Residence

Hi Elena, this is KnoqKnoq on behalf of Kelly HVAC. Just checking that invoice #1048 reached you. Is there anything we can clarify?

Tone

Warm and direct

Control

Review before send

EditApprove and send

Join the smart contractors using KnoqKnoq daily.

Create a professional invoice for free today, or download KnoqKnoq to track every invoice and stay ahead of every follow-up.

Choose your plan

Start free. Upgrade when you want KnoqKnoq to take more of the follow-up off your plate.

Free

$0/month

Create, send, and track up to 5 invoices each month. KnoqKnoq drafts every follow-up for your approval.

1 user. KnoqKnoq branding included.

Solo

$29/month

14-day free trial

Send unlimited invoices and let AI follow up automatically, with your logo and one connected integration.

1 user. Email support included.

Or pay $9/week

Pro

$59/month

Bring the office with you. Add advanced AI, every integration, reporting, and room for a bookkeeper or spouse.

Up to 3 users. 2.6% + $0.30 card processing.

Team

$99/month

Run multiple businesses with permissions, tuned AI, priority access, and room for the whole operation.

Up to 10 users. 2.4% + $0.30 card processing.