Feature-rich invoicing depends on correct invoice data, client rules, and follow-up. Everhour connects billable work to billing workflows.
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.
Feature rich invoicing software is for invoices that need more than a name, total, and due date. You use it when the client expects itemized work, discounts, expenses, taxes, payment terms, and a clean approval trail. The finished invoice should be ready to send, archive, and match against payment without extra explanation.
For ordinary United States businesses, no prescribed federal private-sector invoice form controls the layout. Invoices still matter because the IRS treats them as supporting documents that record business transactions and show amounts and sources of gross receipts. A useful invoice therefore serves two jobs at once: client billing and business recordkeeping.
A strong invoice identifies the seller, buyer, invoice number, issue date, due date, line items, quantity, rate, subtotal, tax line, total, payment terms, and remit-to details. Line items should describe the work or product clearly enough for approval, such as "Website support, 12 hours at $95 per hour," instead of a vague "Services" entry.
Sequential invoice numbering prevents duplicate billing and helps both sides match payments. A feature-rich setup should also support discounts, expenses, custom notes, client-specific terms, and separate billable categories. An invoice is not a receipt, estimate, or quote. A receipt proves payment received, while an estimate or quote presents pricing before the work is done.
Feature-rich invoicing should not treat sales tax as one universal setting. The United States does not use a national VAT or GST invoice regime. State and local sales and use tax obligations depend on nexus, product or service taxability, the applicable jurisdiction, and where the sale is sourced under the relevant state rules.
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. Sellers that make taxable sales may need state-level sales-tax registration, not a United States VAT or GST registration number.
A one-off invoice is enough when you have a single client, a simple scope, and all billing details already confirmed. Feature-rich software becomes more useful when invoices repeat, clients require different terms, projects carry multiple rates, or managers need to review billable and non-billable work before the invoice goes out.
Everhour fits the managed workflow when tracked billable time and expenses need to become invoice lines. Teams can select uninvoiced time, exclude non-billable work, group invoice details by project, task, person, or date, and export invoices to QuickBooks Online, Xero, or FreshBooks as drafts for accounting follow-up.
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.
No. A private-sector United States invoice does not follow one federal form, but every invoice should include enough detail to support client approval, payment, and records. Seller and buyer details, invoice number, dates, line items, totals, payment terms, and remit-to details belong on most business invoices.
The software should let you set tax treatment at the client, project, or invoice level instead of forcing one default rate. Sales and use tax in the United States is state and local, and service taxability varies by state and service type. The invoice should reflect the applicable rule for that transaction.
Separate lines usually make review faster because the client can see the source of each charge. Billable time, reimbursable expenses, per-line discounts, and invoice-level discounts answer different questions. Mixing them into one total creates avoidable back-and-forth during approval and makes later reporting harder.
Federal procurement has stricter invoice requirements than ordinary private billing. FAR 32.905 defines a proper invoice with contractor details, invoice date and number, contract or order references, descriptions, quantities, prices, terms, remittance details, contact details, and TIN or EFT banking data when agency procedures require them.
No. Invoicing software creates billing documents and billing history, but accounting records still need proper income, expense, payment, and tax treatment. Invoices support the record, especially when they show clear line items, dates, taxes, discounts, and payment terms that match the transaction.
Everhour Billing & Invoicing converts uninvoiced billable time and expenses into client invoices. It calculates amounts from rates, time, and billable expenses, excludes non-billable work, marks invoiced time to prevent reuse, and supports invoice exports to QuickBooks Online, Xero, or FreshBooks.
Everhour Reporting gives teams customizable reports with 45+ columns, filters, grouping, exports, and scheduled email delivery. Reports can include billable time, non-billable time, invoice status, costs, revenue, profit, and project metadata for billing review before and after invoices are sent.
Track approved time, review billable details, and generate invoices from the same billing record. Everhour connects project work, invoice preparation, and reporting into one billing workflow.
14-day free trial · No credit card · Cancel anytime
