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Top 11 finance · billing that work with Square

QuickBooks Online is the highest-ranked provider in the Top 11 The 11 Best Invoicing & Billing Software for Small Business that integrates with Square.

Why this answer

Filtered to entries that publicly document a Square integration. We do not include "API available" as proof of integration — there has to be a named connector or first-class workflow.

Showing all 3 matches. Top 11 publishes whatever the data supports — we don’t pad lists. See the full ranked The 11 Best Invoicing & Billing Software for Small Business.

  1. #1QuickBooks Online(rank #2 in The 11 Best Invoicing & Billing Software for Small Business)

    9.1/9.4

    The industry standard for integrated accounting and invoicing, best for growing businesses.

    Full QuickBooks Online review · Compare: QuickBooks Online vs Xero · Alternatives

  2. #2Xero(rank #5 in The 11 Best Invoicing & Billing Software for Small Business)

    8.4/9.4

    A powerful QuickBooks competitor with unlimited users and a strong international presence.

    Full Xero review · Alternatives

  3. #3Square Invoices(rank #6 in The 11 Best Invoicing & Billing Software for Small Business)

    8.2/9.4

    The easiest invoicing choice for businesses already using Square for payments.

    Full Square Invoices review · Alternatives

Methodology: /methodology · No paid placement ever · Verified .