You do the work. SMASH does the rest.
Start FreeAdd to Chrome — Free
Yes. Describe the job on iPhone or build from a Gmail thread. SMASH prices from your saved rates, you verify, and you send a professional estimate in under 60 seconds — then convert to invoice when they say yes.
Yes. You set your state (and county, if applicable) once during onboarding and SMASH applies the correct sales tax rate to every invoice automatically — no lookup tables, no manual entry.
Yes. SMASH is built for 1099 contractors, sole proprietors, and small LLCs. Pick your business type during onboarding — EIN or SSN, sole prop or LLC — and documents are formatted correctly from day one. Your EIN appears on every PDF.
Yes — SMASH is live on the US App Store and as a Chrome extension. Free to start, no credit card required.
QuickBooks is a full accounting platform — great for bookkeeping, payroll, and tax prep. SMASH is built for speed: estimate and invoice from your phone in under 60 seconds. Many US contractors use both — SMASH on the job, QuickBooks for the accountant.
Updated 2026-07-23