Intuitive invoice app

Everhour turns billable time and expenses into invoices, while clear fields keep client billing easy to follow.

Build your invoice

Fill in your details, add line items, hit Print when ready.

Invoice #
Date
Due date
From
To
DescriptionQtyRateTaxAmount
Subtotal
Tax
Total$ 0.00

Everhour does it all — track, budget, report & invoice

The calculator gives you the number — Everhour takes it from there.

Go ahead — start tracking!

One click and you're timing. Start a timer, add an entry, edit the details. This is exactly how it feels in Everhour.

  • One-click timer — browser, desktop & mobile
  • Works inside Asana, ClickUp, Linear, GitHub & more
  • Simple setup, no learning curve
Works with your favorite tool:
Everhour — Time Tracking
Time Entries
01:24:00
00:31:00
01:07:00

No more budget surprises

Set a budget, assign rates, and get alerted before you're over.

  • Real-time cost tracking
  • Set different rates per person or project
  • Alerts before you hit the budget limit
Everhour — Budgeting
Acme Web Project
1
50% of budget used
$2,500.00of $5,000.00
$2,500.00 remaining
75%
Actual costRemaining cost

Measurement

Track your budget through time or costs

Simple, customizable reports

Every report you need — configured your way, always up to date.

  • See who does what in real time
  • Configure any report
  • Scheduled email reports
Everhour — Reports

Your invoice is ready!

Tracked hours flow straight into a polished invoice — no copy-paste, no manual math.

  • Billable hours straight into the invoice
  • Configure invoice templates
  • Copy invoices to QuickBooks or Xero
  • Invoicing dashboard with status
Everhour — Invoices
Your Company LLChello@yourcompany.com
INVOICE
Invoice #1042
Group by:
DescriptionHoursRateAmount
Website Redesign14h$150/h$2,100.00
Brand Guidelines7h$150/h$1,050.00
Marketing Strategy3.5h$150/h$525.00
Total Due$3,675.00
Try Everhour for real yourself

Clear invoices that get paid

Create a clear client invoice

You came here to produce an invoice that a client can read, approve, and pay. For ordinary American businesses, no single federal private-sector invoice form controls the format. The invoice still needs enough detail to support your records, match the client agreement, and show the amount due without forcing the buyer to ask for missing context.

Treat the invoice as a payment request, not a receipt, estimate, or quote. A receipt proves payment received. An estimate or quote gives a pre-work price offer. An invoice should identify the seller and buyer, invoice number, issue date, due date, line items, subtotal, tax line if applicable, total due, payment terms, and remit-to details.

Fields a client expects

Start with the parties and the billing reference. Add your business name, address, client name, client billing contact, invoice date, due date, and a sequential invoice number that does not collide with another invoice. If the client gave you a purchase order, project code, or contract reference, place it near the top so their approval process can match it quickly.

Line items should explain the charge in business terms. Use a description, quantity, rate, and extended amount for each item. A clean services line can read: `Website maintenance, 12 hours x $95, $1,140`. Add expenses separately when the client agreement allows reimbursement. Finish with payment terms, accepted payment methods, and any late-payment language from your contract.

Intuitive choices that prevent rework

An intuitive invoice flow reduces mistakes by asking for the right field at the right time. It should keep seller details, client details, payment terms, and recurring descriptions available for reuse, while still letting you edit the current invoice. It should also make the difference between taxable and non-taxable lines visible before you send the final document.

United States sales tax does not use a national VAT or GST invoice regime. State and local sales and use tax rules control whether tax applies, which rate applies, and where the sale is sourced. Service taxability also varies by state and service type. California generally taxes retail sales of tangible personal property and only some service or labor charges, while Texas defines 16 broad categories of taxable services.

One invoice or managed billing

A one-off invoice tool is enough when you need a simple downloadable invoice for a small job, a fixed-fee project, or a client who already approved the amount. It works best when the line items are final, the tax treatment is already known, and you only need a clean document for delivery and recordkeeping.

A managed workflow matters when billable time, expenses, rates, and client rules change across projects. Everhour Billing & Invoicing converts tracked billable time and expenses into invoices, calculates invoice amounts from rates while excluding non-billable tasks, and supports client settings such as taxes, discounts, and payment terms. That prevents the invoice from becoming a manual rebuild of the project history.

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

Loved by teams. Proven everywhere.

Rated in the top time trackers across G2, Capterra, and TrustRadius — with consistent praise for ease of use, integrations, and support.

10K+Teams worldwide
90K+Installs Everhour extension
196M+Tasks completed
4M+Projects tracked

Frequently Asked Questions

Does an invoice app need to follow a federal format?

Ordinary American businesses do not have a prescribed federal private-sector invoice form. For federal tax records, businesses may choose any recordkeeping system suited to the business if it clearly shows income and expenses. Invoices still act as supporting documents that record business transactions and show amounts and sources of gross receipts.

Which invoice fields make the document easier to approve?

Approval usually moves faster when the invoice includes seller and buyer details, a unique invoice number, invoice and due dates, contract or project reference, line-item descriptions, quantities, rates, totals, payment terms, and remit-to details. A client should be able to match the invoice to the work ordered without searching emails or asking for a revised copy.

Should an intuitive invoice app add tax automatically?

Automatic tax prompts are useful only when they reflect the correct state and local rules. The United States has no single national sales tax rate, and service taxability varies by state and service type. A safe invoice flow lets you review the taxable sale, location, registration status, and applicable rate before the final tax line appears.

Is a VAT or GST number required on invoices?

A United States VAT or GST registration number does not exist because the United States does not use a national VAT or GST invoice regime. Sellers that make taxable sales may need state-level sales-tax registration, such as a seller's permit or sales-tax account where state law requires one.

Can an invoice app handle federal contract invoices?

Federal contract invoices have stricter rules than ordinary private-sector invoices. FAR 32.905 defines a proper invoice with contractor details, invoice date and number, contract or order references, descriptions, quantities, unit and extended prices, shipping and payment terms, remittance details, defect-contact details, and TIN or EFT banking data when agency procedures require them.

How does Everhour Billing & Invoicing turn time into invoices?

Everhour Billing & Invoicing converts tracked billable time and expenses into invoices, calculates invoice amounts from rates, and excludes non-billable tasks. Client records can hold contacts, assigned projects, tax rate, discount, and payment terms, so recurring invoice details do not need to be rebuilt each cycle.

Can Everhour export invoices to accounting tools?

Everhour can export invoices to QuickBooks Online, Xero, or FreshBooks as drafts for accounting follow-up. Invoice status, number, issue date, and amount sync back to Everhour, so project and billing reports stay connected after the invoice leaves the billing workflow.

Turn tracked work into invoices

Create one invoice when the job is simple. Use Everhour when billable time, expenses, rates, and client terms need to flow into accurate invoices without rebuilding project records.

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