Everhour turns tracked billable work into invoices, while automation still leaves tax, terms, and client details for review.
Fill in your details, add line items, hit Print when ready.
| Description | Qty | Rate | Tax | Amount |
|---|
The calculator gives you the number — Everhour takes it from there.
One click and you're timing. Start a timer, add an entry, edit the details. This is exactly how it feels in Everhour.
Set a budget, assign rates, and get alerted before you're over.
Measurement
Track your budget through time or costs
Every report you need — configured your way, always up to date.
Tracked hours flow straight into a polished invoice — no copy-paste, no manual math.
An automated invoice app is for turning recurring client work into a finished billing document without retyping the same project, rate, contact, and payment details every cycle. You still need a clear invoice number, issue date, due date, seller and buyer details, line items, subtotal, tax line when applicable, total, payment terms, and remit-to information.
Automation works best when the source data is already clean. A time-based invoice needs billable hours, the correct client rate, project or task labels, and any approved billable expenses. A product or service invoice needs descriptions, quantities, unit prices, discounts, and tax treatment. The app prepares the document, but you approve the commercial facts before sending it.
A private-sector United States invoice does not follow one prescribed federal form. For ordinary businesses, invoices function as supporting documents for business transactions and recordkeeping, so the format must show the transaction clearly. Strong invoices identify the seller, buyer, invoice number, dates, itemized charges, taxes or discounts, payment terms, and where the customer should send payment.
An invoice is separate from a receipt, estimate, and quote. An invoice requests payment for goods or services already provided or billable under the agreement. A receipt proves payment received. An estimate gives a projected price before work starts, and a quote usually gives a firmer pre-work price. Automation should keep these document types separate so payment records stay clean.
Automation can fill stored client details, copy line items from tracked work, apply saved terms, and flag uninvoiced activity. It cannot decide every tax outcome by itself. The United States does not use a national VAT or GST invoice regime. Sales and use tax obligations come from state and local rules, including nexus, product or service taxability, and where the sale is sourced.
A saved tax setting still needs review when the buyer, service, or delivery location changes. Washington, for example, has a 6.5% state sales tax portion plus a local portion that varies by city or county and is collected based on where the customer receives the goods or services. Service taxability also varies by state and service type, so one automatic tax rule creates errors across mixed work.
A one-off app is enough when you need a single invoice, already know the client details, and can manually confirm the line items, tax treatment, and payment terms. It also works for occasional billing where the invoice is the final document and no team approvals, rate history, or uninvoiced-time tracking are needed.
A managed workflow fits better when tracked billable time and project costs feed the invoice. Everhour can turn uninvoiced time and expenses into invoices, calculate amounts from project or member rates, exclude non-billable work, and mark invoiced time so it does not appear again later. That creates a billing trail instead of a separate document built from memory.
This content is for general information only, may not be fully up to date, and is provided without any warranty or liability.
High Performer
G2
Summer 2026
Best Ease Of Use
Capterra
Summer 2026
Rated in the top time trackers across G2, Capterra, and TrustRadius — with consistent praise for ease of use, integrations, and support.
Automation should fill the invoice number, issue date, client and seller details, line items, rates, quantities or hours, subtotal, saved discounts, payment terms, and remit-to details. You still review the tax line, due date, billable status, and any client-specific wording before sending the invoice.
An app can apply saved tax rules, but you remain responsible for the correct sales and use tax treatment. United States sales tax depends on state and local rules, nexus, product or service taxability, and sourcing. The United States has no national VAT or GST invoice regime.
Private-sector United States businesses do not use one federally prescribed invoice format for ordinary commercial invoices. The invoice should clearly document the transaction for contract, payment, and recordkeeping purposes. Federal procurement is different because FAR 32.905 defines proper invoice fields for federal contract payments.
Automation can pull tracked billable time into an invoice, but it does not replace review. Check that non-billable tasks are excluded, approved hours match the billing period, project rates are current, and expenses are allowed under the client agreement before sending the invoice.
Federal contract invoices need stricter field review. FAR 32.905 covers contractor details, invoice date and number, contract or order references, descriptions, quantities, unit and extended prices, payment terms, remittance details, defect-contact details, and TIN or EFT banking data when agency procedures require them.
Everhour converts uninvoiced billable time and expenses into invoices, calculates amounts from project or member rates, and excludes non-billable work. After invoicing, Everhour marks that time as invoiced so the same hours do not return to the next billing run.
Everhour can export invoices to QuickBooks Online, Xero, or FreshBooks as drafts for handling inside the accounting system. Invoice status, number, issue date, and amount sync back to Everhour so project billing records stay connected to accounting follow-up.
Use Everhour to convert tracked time and expenses into client invoices, protect invoiced hours from reuse, and keep billing records tied to project work.
14-day free trial · No credit card · Cancel anytime
