Short answer: Wave is the best free pick for a small business — unlimited invoices and real bookkeeping at $0, with a clean upgrade path when you grow. But “free” has tripwires: hiring, collaborators, and payroll. Here are the 5 free plans ranked by how well they survive growth.
Last updated: 2026-09-25 · Prices verified against official vendor pages.
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The best free foundation for a growing business: unlimited invoices plus real double-entry bookkeeping at $0, with the cleanest upgrade story — graduate to QuickBooks or Xero when payroll or multi-user access forces the issue.
Watch out: No payroll, no time tracking, and payouts limited to US/CA banks.
Completely free with a near-full feature set — invoicing, time tracking, expenses, client portal. The most capable $0 plan here for a business watching every dollar.
Watch out: No paid upgrade path: outgrowing it means migrating to Zoho Books.
Free unlimited invoices with built-in card payments and Square’s POS ecosystem — the right free pick if your small business sells in person as well as online.
Watch out: Uncapped card processing fees scale with your revenue.
Free for up to 5 clients with unlimited invoices, time tracking, and 40+ payment gateways. Works for very small teams; the $14/mo Pro plan is also the cheapest paid upgrade on this list.
Watch out: 5-client and 1-user cap on the free plan; no reports until you pay.
Not a real free plan — the free tier (1 user, 2 invoices/month) is an extended trial. It earns its spot as the cheapest on-ramp to the industry standard: $20/mo Solopreneur when you’re ready to pay.
Watch out: 2 invoices a month; think of it as a trial, not a long-term plan.
None of these has tripped yet? Stay free. The money you save is real; the upgrade will still be there later.
We scored each free plan on how it holds up as a business grows — not just what’s free today, but the upgrade path when free stops being enough: team limits, payroll availability, and migration cost. Every limit verified against the vendor’s official pricing page on September 25, 2026. See our methodology. Affiliate commissions never determine rankings.
| Tool | Starts at | Free plan | Best for | Review |
|---|---|---|---|---|
 WaveGenuinely free invoicing and bookkeeping for budget-conscious freelancers. | $0 | Starter plan is free: unlimited invoices, estimates and bills, plus bookkeeping and expense tracking. | Budget-conscious solo freelancers who need free, unlimited invoicing and real bookkeeping — and don’t bill by the hour. | Review → |
 Zoho InvoiceZoho Invoice is the best free invoicing tool for freelancers comfortable inside the Zoho ecosystem — full-featured at $0, with no paid upgrade path when you outgrow it. | $0 | 100% free since 2021 — no paid tier. Third-party sources cite limits of 500 invoices per year and up to 2 users. | Solo freelancers and micro-businesses who want a genuinely free, full-featured invoicing tool and are comfortable living inside the Zoho ecosystem. | Review → |
 Square InvoicesFree, unlimited invoicing with built-in card payments. | $0 | Free plan: unlimited invoices, estimates, contracts, and customers — no monthly fee. | Solo service freelancers and side-hustlers who want free, unlimited invoicing with built-in card payments and zero monthly cost. | Review → |
 Invoice NinjaThe cheapest credible invoicing tool, with 40+ payment gateways and a self-hosted option. | $0 | Free plan: up to 5 clients with unlimited invoices; no credit card required. | Freelancers with a handful of clients who want the cheapest credible invoicing tool with maximum payment-gateway flexibility — or technically inclined freelancers who want to self-host for $40/yr. | Review → |
 QuickBooks OnlineChoose QuickBooks Online only for US tax complexity or an accountant who insists on it — at $20–$38/mo, most freelancers pay for depth they will never use. | $0 (limited free tier) | Free tier: 1 user, 2 invoices per month, income and expense tracking. | Solo service freelancers with US tax complexity whose accountant wants QuickBooks — start with Solopreneur ($20/mo) or Simple Start ($38/mo). | Review → |
Wave: unlimited invoices and real double-entry bookkeeping at $0, with a clean upgrade path to QuickBooks or Xero later. Zoho Invoice is the most feature-complete free plan; Square Invoices is best if you sell in person.
Three tripwires: hiring (you need payroll — none of these free plans offer it), adding collaborators (free plans are essentially single-user), and needing inventory or deep reporting. Until one trips, free is the rational choice.
Mostly no — free tiers are built for one user. That’s the most common reason small businesses start paying: Xero charges no per-seat fees at any tier, while QuickBooks and FreshBooks add users per plan or per fee.
Invoice Ninja Pro at $14/mo is the cheapest paid step, then QuickBooks Solopreneur ($20/mo) or FreshBooks Lite ($23/mo). But upgrade on triggers (payroll, staff, accountant), not on revenue alone — plenty of profitable small businesses run on Wave free for years.