💰 Invoicing Software

Best invoicing and billing software for small businesses and freelancers.

The best free invoicing software for small businesses in 2026 is Wave (unlimited invoices, unlimited clients, free forever) and Zoho Invoice (free up to 1 user, 500 invoices/year). For freelancers needing time tracking, FreshBooks is the best value at $19/month. QuickBooks Online is the industry standard for businesses needing full accounting and payroll (from $35/month). BizStackHub's free AI Invoice Generator creates professional invoices in 30 seconds — no account required.

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Stripe

Stripe is the developer-first payment processing platform trusted by millions of businesses from startups to Fortune 500...

★★★★☆ No monthly fee; 2.9% + $0.30 per successful card charge; ACH: 0.8% (capped $5); Stripe Billing adds 0.5–0.8%
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Square

Square is the all-in-one payment and commerce platform built for in-person businesses — retail, restaurants, and service...

★★★★☆ Free POS + 2.6% + $0.10 per tap/dip; Online: 2.9% + $0.30; Keyed: 3.5% + $0.15; Plus plans from $29/mo per location
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Zoho Books

Online accounting software from the Zoho suite. Covers invoicing, expense tracking, bank reconciliation, inventory, and ...

★★★★☆ Free (up to $50K revenue) / From $15/mo
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Wave Accounting

Free accounting, invoicing, and receipt scanning software for freelancers and small businesses. Revenue comes from optio...

★★★★☆ Free / Payroll from $20/mo
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PayPal Business

PayPal Business is the world's most recognized online payment platform, enabling businesses to accept payments via PayPa...

★★★★☆ No monthly fee; Standard: 3.49% + $0.49 per transaction; PayPal Checkout: 3.49% + $0.49; Invoicing: 3.49% + $0.49
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