By [Author Name], payments-industry writer with [verified years] covering small-business billing systems
Last reviewed: July 10, 2026

Invoice2go is a web and mobile service for creating estimates, issuing invoices, tracking amounts owed, recording expenses, and offering customers online payment options. It sits near the front of a small business’s financial system, where completed work is turned into a bill and that bill is followed through payment. It is broader than a basic invoice template, but narrower than a full accounting platform.

What Invoice2go is

Invoice2go is aimed mainly at small businesses, independent contractors, consultants, and freelancers that need a practical way to bill customers from a phone or computer. Its workspace includes clients, projects, invoices, estimates, items, expenses, cash-flow views, reports, time tracking, credit memos, purchase orders, and integrations with other business applications.

The word “invoice” can make the service sound like a document generator. That description is incomplete. A static template produces a page or PDF; Invoice2go keeps the document connected to a client record, payment status, reminder schedule, project, expense history, and reporting layer.

The common confusion here is invoicing versus accounting. Invoice2go manages the customer-facing path from proposed work to money owed, while a complete accounting system normally maintains the broader books used to classify transactions, reconcile financial accounts, and prepare formal financial statements.

Where it sits in the financial system

A useful analogy is a shop’s front counter. Invoice2go records what the customer agreed to buy, prepares the bill, presents payment choices, and tracks whether money arrived. Accounting software is closer to the back office, where every sale, expense, asset, liability, and bank movement must be organized into a complete financial record.

Those areas overlap, but they are not identical.

Invoice2go connects with accounting products including QuickBooks, Xero, and MYOB. Its integration page says paid-invoice information and client details can be shared with connected accounting software, reducing the need to enter the same transaction twice. The existence of those integrations helps define Invoice2go’s position: it can serve as the operational billing layer while another platform maintains the wider accounting ledger.

Consider a self-employed electrician. The electrician can prepare an estimate at a customer’s home, convert the accepted work into an invoice, attach the job to a project, and receive an online payment. The accounting system may later categorize that income, reconcile it against the bank deposit, record equipment purchases, and produce profit-and-loss or balance-sheet reporting.

Invoice2go handles much of the first half. It may exchange information with the second.

How the Invoice2go workflow works

The normal workflow begins before an invoice exists.

A business can prepare an estimate describing proposed products or services. Once the work is accepted, the estimate can be converted into an invoice, preserving the client and line-item information rather than requiring the job to be typed again. The invoice then becomes the record of the amount requested from the customer.

After the invoice is sent, Invoice2go can track its state and connect payments to it. Online payments are automatically recorded against the relevant invoice, while cash, check, or another outside payment can be entered manually. A partial payment reduces the outstanding balance rather than closing the document as fully paid.

Reminders add another layer. Invoice2go’s default schedule can send email reminders three days before the due date, on the due date, three days afterward, and seven days afterward, provided the invoice has not been fully paid. Partial payment does not automatically stop those reminders.

Recurring invoices are often misunderstood. Invoice2go can create a new document every week, every two weeks, or every month, depending on the plan and selected schedule, but the newly created invoice is placed in the app for review rather than being sent automatically.

That pause is deliberate. A monthly cleaner may charge the same customer regularly, yet the number of visits, supplies, discounts, or service notes can change from one period to the next.

Who uses Invoice2go?

Invoice2go is most naturally suited to businesses where the person doing the work is also responsible for billing, or where a small office supports a limited field team. Its official materials repeatedly position the product for small businesses, freelancers, consultants, and contractors.

A home-repair contractor can build an estimate at the job site and later convert it to an invoice. A freelance designer can group notes, files, expenses, and billing documents under a project. A consultant charging by the hour can record a time entry, attach it to a client, and convert that entry into a flat-rate or hourly invoice line.

This matters more for mobile service businesses than for companies with large finance departments. A firm with complex inventory valuation, several subsidiaries, consolidated reporting, payroll liabilities, or formal purchase-to-pay controls may need a broader accounting or enterprise system, even if Invoice2go remains useful for part of its customer billing.

The subscriber and the invoice recipient also have different roles. The business creates and manages the Invoice2go account. The customer receives the resulting estimate or invoice and, when online payments are enabled, can use the payment portal attached to that document.

What Invoice2go is not

Invoice2go is not merely a blank PDF maker, but it should not automatically be treated as a complete accounting, tax-preparation, banking, or regulatory-compliance system. Those functions may connect to the billing workflow without becoming the same product.

Invoice2go versus accounting software

Full accounting software records the financial position and activity of the business, not just what customers owe. That can include a chart of accounts, bank reconciliation, accounts payable, asset records, liabilities, financial statements, and tax-related classifications.

Invoice2go does contain expenses, cash-flow information, reports, projects, and transaction records. Those tools make it more substantial than a simple invoice generator. Yet its own documentation identifies QuickBooks and Xero as accounting software and provides integrations for users who want the two systems connected.

The distinction becomes clearer during reconciliation. Suppose a consultant sends a $2,000 invoice and later receives the payment. Invoice2go can show the invoice, its status, and the payment connected to it. The accounting system may also need to match the eventual bank deposit, account for a processing charge, classify taxes, and reflect the transaction in financial statements.

These systems can complement one another.

Invoice2go also allows company data to be exported, including invoices, estimates, expenses, clients, time entries, and other records. The export is delivered as a compressed CSV file and is not described as a purpose-built accounting-system import. Historical copies of the actual invoice documents must be saved separately.

How online payments fit into Invoice2go

Invoice2go does not make an invoice itself equal to money. An invoice is a payment request and business record. The payment occurs through the method selected by the customer and enabled by the business.

When online payments are available, the customer can pay through the portal connected to the invoice. Invoice2go can then match the payment to the document and update the amount outstanding. Payout timing depends on the payment method, provider, account review, weekends, bank holidays, and region.

Processing has several stages. The customer authorizes a transaction, a payment provider processes it, the invoice status is updated, and the resulting funds are transferred to the business’s linked destination. Those events may occur at different times, which is why “the customer paid” and “the money is available in the bank” do not always describe the same moment.

Payment-card handling also sits within a larger security framework. The PCI Security Standards Council describes PCI DSS as a baseline of technical and operational requirements for organizations that store, process, transmit, or can affect the security of payment account data. Using an online checkout can reduce the need for a business to handle payment information directly, though the exact compliance responsibilities depend on its payment setup and providers.

The common confusion here is payment collection, not invoice creation. Producing a professional invoice does not guarantee that a customer will pay, that a transaction will be accepted, or that funds will reach a bank immediately.

Expenses, projects, and time tracking

Invoice2go extends beyond accounts receivable by attaching supporting work records to the billing process.

Projects can hold clients, estimates, invoices, photos, notes, contacts, and expenses in one place. Expenses may be associated with projects, while saved items provide reusable descriptions, rates, units, product codes, and tax settings for future invoices.

Time tracking converts labor into billable data. A consultant can start a timer, associate the entry with a client, add notes, and later bill the time by an hourly rate or flat amount. Invoice2go separates billed entries from unbilled entries, making it easier to see work that has been performed but has not yet appeared on an invoice.

A practical example is a two-hour repair that requires a replacement part. The labor can originate as a time entry, the replacement part can come from the saved items list, and both can appear as separate lines on the final invoice. A related expense may be retained in the project for internal reference.

That is workflow organization, not full job-cost accounting. The difference matters when a business needs formal margin analysis across labor, materials, overhead, and inventory.

Invoices, records, and taxes

An invoice can support the record of business income, but the document is only one part of the company’s records.

The Internal Revenue Service says supporting business documents can include invoices, sales slips, paid bills, receipts, deposit information, and canceled checks. Those records support entries made in the books and on tax returns. The IRS also states that electronic systems must follow the same basic recordkeeping principles that apply to paper records.

A sent invoice shows that an amount was billed. Payment records show what was collected. Bank records help establish where the funds were deposited. Expense receipts support deductions. No single screen necessarily tells the entire tax story.

Retention periods also depend on what a record proves and the applicable limitation period. The IRS says records supporting income, deductions, or credits generally must be retained until the relevant period of limitations has expired, with longer periods applying in some circumstances.

Invoice2go’s export function provides structured data, though the export is not the same as a complete archive of every original document. This is one reason billing software should be understood as part of recordkeeping rather than the whole system.

Rules vary outside the United States. Invoice2go has stated that it cannot confirm whether its software satisfies every country-specific invoicing requirement and directs businesses to review the laws that apply to them. Accounting integrations may help, but they do not by themselves establish compliance.

Why Invoice2go became part of BILL

Invoice2go became part of a larger financial-operations company in 2021. BILL announced an agreement to acquire Invoice2go for approximately $625 million, and a later Securities and Exchange Commission filing reported that the acquisition had been completed on September 1, 2021.

The strategic fit was accounts receivable. BILL described Invoice2go as serving small businesses through invoicing and payment collection, while Invoice2go said joining BILL could connect its tools with complementary functions such as bill payment and back-office automation.

That context explains the product’s position. Invoice2go begins on the money-coming-in side of a business, where customer work becomes an invoice and an invoice becomes a receivable. BILL operates across a wider range of financial workflows.

The acquisition did not turn every Invoice2go screen into a full BILL account or accounting suite. Invoice2go continues to be presented as a distinct mobile and web invoicing product.

Is Invoice2go right for every business?

No single billing system fits every operating model.

Invoice2go’s strongest fit is a small service business that values mobile estimates, customized invoices, payment collection, reminders, expense capture, and uncomplicated reporting. Its boundaries become more noticeable when a company needs advanced inventory control, consolidated entities, detailed accrual accounting, industry-specific compliance, or complex finance approvals.

A regional contractor with several field workers might use Invoice2go successfully for estimates and invoices while sending completed transaction information to accounting software. A solo consultant may keep most daily billing activity inside Invoice2go and involve an accountant at tax time. A larger distributor may find that invoicing is only a small part of a much wider financial system.

The product’s relevance depends less on the number of invoices alone than on how complicated the business becomes after the invoice is sent.

Invoice2go FAQ

Is Invoice2go an accounting program?

It is primarily invoicing and billing software with expenses, reports, projects, and payment features. It can connect with accounting products such as QuickBooks, Xero, and MYOB, which indicates that the two categories overlap without being identical.

Who is Invoice2go designed for?

Small businesses, contractors, consultants, freelancers, and other independent professionals are its main audience. Its mobile design is particularly relevant to people who prepare estimates or invoices away from a traditional office.

Does Invoice2go collect payments?

It can present supported online payment options on an invoice and record completed payments against that document. The actual payment is processed through the available provider, and payout timing varies by method, account, bank, and region.

Does a recurring invoice go out automatically?

No. Invoice2go creates the next invoice and sends an in-app notification, but the document remains available for review and must be sent by the user.

Can Invoice2go replace QuickBooks or Xero?

For some very small businesses, it may cover much of the visible day-to-day billing work. It does not automatically replace every bookkeeping, reconciliation, tax, financial-reporting, or compliance function found in a broader accounting system. Invoice2go provides direct integrations with QuickBooks and Xero for businesses that use both.

Are Invoice2go invoices enough for tax records?

Invoices can support entries for business income, but tax records may also require payment evidence, expense receipts, deposit information, bank records, and other documentation. The IRS lists invoices among several types of supporting business documents rather than treating them as the entire recordkeeping system.

Who owns Invoice2go?

Invoice2go is part of BILL. BILL completed its acquisition of the company on September 1, 2021, according to a filing with the US Securities and Exchange Commission.

Can Invoice2go be used outside the United States?

Invoice2go has been offered internationally, but tax, invoice-content, electronic-invoicing, and recordkeeping rules differ by jurisdiction. Invoice2go states that it cannot confirm compliance with every country-specific requirement, so its suitability depends partly on local rules and the business’s wider accounting setup.