Change-Order Math Desk

Original fee + out-of-scope lines → change-order total, margin check, and a paste-ready client note.

Use freeFull core runs in your browser — no account required.

ProFree core + $3.99 pro. One-time unlock on this device.

Local-firstYour data stays in the browser unless you export it.

Original project fee ($)

Hourly rate for extras ($)

Rush multiplier

Tax / VAT % (optional)

Change-order deposit %

Out-of-scope lines (one per line: hours description — or qty × rate description) Project name (for client note)