Do you need accounting software, or just an invoicing tool?

An invoicing tool is enough while your job is to send invoices, get paid, and hand someone a clean list of income and expenses once a year. Checking your records against the bank once a month by hand is part of that free setup. You need accounting software when that check stops working by hand: it won’t balance, it takes more than an hour, or two people need the same record. Either way, the first step can be free, and once you pay for books that import your bank transactions, the lowest paid bill for one person is Wave (Pro) at $19 a month.

What’s the difference, in practice?

An invoicing tool does four jobs: it makes the invoice, sends it, takes the payment, and tells you who still owes you. That’s the whole money-in side of a small business, and for a lot of owners it’s the only side that needs software. Chasing people who haven’t bought yet isn’t one of the four, and whether you also need a CRM is a separate question.

Accounting software does those four jobs and keeps your books. Your bank transactions come in and get matched to what you recorded, so reconciling becomes a review of what didn’t match rather than a line-by-line rebuild; you still check the matches. The bills you owe sit next to the money you’re owed. Expenses get a category. And at any point in the year you can print a profit and loss or a balance sheet, which is what an accountant, a lender, or a business partner asks for.

The difference isn’t the invoice. It’s whether anyone, including you, needs to trust your numbers before the year is over.

When is an invoicing tool still enough?

Keep it simple if all four of these are true. It’s true for more businesses than software marketing suggests.

• Money comes in one way. Customers pay your invoices, and you don’t also run a shop, a register, or stock.
• Your expenses are few and boring. A phone, software, a laptop, some travel. You could list last month’s from memory.
• Nobody needs a report mid-year. No lender, investor, or partner asks you for a profit and loss.
• Your accountant is happy with a yearly handoff. Or you don’t have one yet, and the year-end pile takes you a day, not a week.

What does the no-software setup look like?

If you’re not buying accounting software yet, set up the three pieces that make next year’s switch easy and this year’s taxes calm.

1. An invoice log. One row per invoice: invoice number, client, date sent, amount, due date, date paid, and how it was paid. Number invoices in one unbroken sequence. Your invoicing tool may keep this for you; if it does, export it once a month.
2. A receipts folder. One folder per month, every receipt saved the day you get it, named with the date and the vendor. Paper receipts get photographed the same day.
3. A monthly bank check. Thirty minutes, once a month: go down last month’s bank statement and make sure every deposit matches a paid invoice and every withdrawal has a receipt. Write down anything that doesn’t.

That’s it. What records you have to keep, and for how long, is a tax question, and we don’t answer tax questions; the IRS sets that out on its own recordkeeping page.

What are the signs you need accounting software?

Check these against the last three months, from what actually happened.

• The monthly bank check stops balancing. Deposits you can’t match, withdrawals with no receipt, and an hour gone trying to work out why.
• You owe bills on terms. Suppliers send you invoices due in thirty days, and you’ve paid one late or twice.
• Someone asks for a report. A lender, a landlord, or a partner wants a profit and loss, and you build it by hand.
• Your accountant charges you to clean up. Or asks to log in to your books rather than receive your spreadsheet.
• A second person handles money. Two people sending invoices or paying bills need one shared record.

The first and the last are each enough on their own. A bank check that won’t balance, or that eats more than an hour, is where errors that cost real money hide, so act on it the month it happens; and two people working from one record need shared books. The other three are nudges: two of them in the same quarter is the line.

Not sure whether you need this software yet? Our Do I Need This Yet? check asks a few practical questions and helps you evaluate your next step.

What’s the first step, and what does it cost?

Often nothing. Four of the six tools in this guide have a free plan, and Zoho sells a fifth free option, Zoho Invoice, which is invoicing only and a separate product from Zoho Books.

The free plans differ in what they’re for:

• Invoicing only: Zoho Invoice is free with no paid plans, but it has a yearly invoice limit that Zoho doesn’t publish: its pricing page doesn’t mention it, and its help center says you see it inside the account, under Settings > Usage Stats. Square includes invoicing in every Square plan, Square Free among them, which makes sense if you already take card payments in person with Square.
• Books at no cost, entered by hand: Wave’s Starter plan keeps unlimited invoices, bills, and bookkeeping records, but your bank transactions don’t flow in: Wave lists bank connections on Starter as not included (manual entry), so the monthly bank check stays your job.
• Books with an accountant seat: Zoho Books’ free plan has one condition, revenue under $50K for the financial year, and gives 1 accountant a login beside yours. Bank reconciliation is on the free plan; automatic bank feeds start on Standard.
• Very low volume: QuickBooks Free sends 2 invoices a month for one user, with no accountant access, unless you qualify for and turn on QuickBooks Payments, which lifts the invoice limit. It’s the one free plan here that imports bank transactions, from 1 connected bank account.

Pick by situation:

• You only invoice, and your accountant does the year: Zoho Invoice or Square Free. Choose Square if you also take cards in person, since it’s one account for both. With Zoho Invoice, check its yearly invoice limit in your first week; if your volume could pass it, Square Free states no invoice cap.
• You want books and don’t mind typing transactions in: Wave’s Starter plan. It has no invoice cap, so volume alone won’t end it.
• Your revenue is under Zoho’s cap and your accountant wants a login: Zoho Books’ free plan. The day revenue crosses the cap, it becomes a paid plan, so check where you’ll land this year.
• You want your bank transactions to arrive on their own, beyond the 1 account QuickBooks Free connects: pay. The lowest paid bill for one person is Wave (Pro) at $19 a month, and Wave’s Pro plan is the step that adds automatic bank imports and includes receipt capture, which is a paid add-on on Starter. Zoho Books Standard, at $20 a month, is the step for automatic bank feeds on the Zoho side.

Say you’re a solo copywriter with eight retainer clients. Eight invoices go out each month, and your expenses are a laptop, two software subscriptions, and the odd train ticket.

QuickBooks Free is out at 2 invoices a month, unless you qualify for and enable QuickBooks Payments. Wave’s Starter plan covers all eight at nothing, with no invoice cap, and so does Zoho Invoice if ninety-six invoices a year sit inside the yearly limit its account shows. Either way, the monthly bank check takes twenty minutes. The month your accountant asks for access instead of your spreadsheet, move up: Wave Pro at $19 a month keeps you in the same account, or Zoho Books’ free plan, if your revenue sits under its cap, gives your accountant a seat at no cost.

What not to pay for yet: inventory, project tracking, multiple currencies, and payroll add-ons, until you’ve missed one of them in practice. Skip yearly billing too until you’ve used a tool through a few month-ends; a month-to-month plan may cost more, but there’s no yearly term to wait out if you decide to switch. When free invoicing is enough compares what ends each free plan, and accounting software or a spreadsheet covers the owner keeping books in a sheet.

Your next step

Run the monthly bank check on last month this week: thirty minutes, last month’s statement, every line matched to an invoice or a receipt. If it balances and nobody has asked you for a report, keep your invoicing tool and repeat the check next month. If it doesn’t balance, or it took you more than an hour, start keeping books: Wave’s Starter plan if you’ll enter transactions yourself, or a paid plan with automatic bank imports if you won’t. Wave’s pricing page and Zoho Books and Zoho Invoice pricing show what each step costs.