QuickBooks Online is one of the most powerful accounting platforms for small and mid-sized businesses. But it becomes truly efficient when your other business apps connect and sync automatically. If you're searching what apps integrate with QuickBooks Online, this guide highlights all major categories — and how QBIS Sync helps you automate everything without manual work.
Most native integrations only sync basic data. QBIS fills the gap by offering deep, real-time, customized sync across ecommerce, payments, CRM, payroll, and inventory systems.
With QBIS, you get:
✔ Automated order, customer, invoice, and payment sync
✔ Custom mapping for SKUs, fees, taxes, and deposits
✔ Support for QuickBooks Online + QuickBooks Desktop
✔ Dedicated onboarding + 1:1 support
Now let’s explore the apps that connect seamlessly with QuickBooks Online.
Payment gateways are essential for collecting money and tracking revenue.
Popular integrations:
With QBIS:
You can sync transaction-level details, including fees, refunds, and deposits — giving you cleaner books than native apps.
Ecommerce stores generate hundreds of orders daily. Manual entry becomes impossible.
Top ecommerce integrations:
QBIS Advantage:
Unlike basic plugins, QBIS handles:
Perfect for high-volume sellers.
Customer data must stay consistent across your sales and accounting systems.
Integrations include:
QBIS Benefit:
QBIS syncs invoices, estimates, payments, and customer records between CRM and QuickBooks Online — reducing errors and improving billing.

Payroll sync prevents incorrect expenses and tax issues.
Apps that integrate with QBO:
QBIS Benefit:
QBIS ensures every payroll entry hits the correct accounts and departments, making reporting accurate and audit-ready.
Inventory accuracy is key for businesses selling physical products.
Top integrations:
QBIS Benefit:
QBIS gives you end-to-end product, inventory, and cost-of-goods sync, which native integrations often miss.
For service-based businesses, time directly impacts billing.
Integrations include:
QBIS Benefit:
Timesheets, project hours, and job costs sync automatically so invoicing becomes effortless.
If you’re exploring what apps integrate with QuickBooks Online, the answer is: nearly every tool your business uses. But to get clean, accurate, automated syncing, QBIS gives you the flexibility and automation that standard integrations can’t.