Is the Sync Between LeanLaw and QuickBooks Online Two-Way?

Yes. LeanLaw’s connection to QuickBooks Online runs both directions: entries you create in LeanLaw post to QuickBooks Online, and changes made in QuickBooks Online reflect back into LeanLaw. That is different from a one-way sync, which is how most practice management tools connect to QuickBooks Online.

What moves in each direction

Invoices, payments, and trust activity created in LeanLaw post into QuickBooks Online as the corresponding entries in your existing chart of accounts. The reverse is also true: something entered or changed directly in QuickBooks Online, a reconciled bank transaction or an adjusting entry your bookkeeper makes, is reflected back into LeanLaw’s picture of that matter. Neither system holds a version of your books that the other one doesn’t see.

Two-way with QuickBooks Online, one-way with practice management software

These are two different relationships, and worth keeping separate. The two-way sync is specific to QuickBooks Online, which stays your book of record; LeanLaw is built natively on top of it, not layered over it with a periodic export. A practice management or case management system can also connect to LeanLaw, but that connection runs one direction: case and matter information flows into LeanLaw, and it does not flow back out to the practice management system or into QuickBooks Online through it. Two different jobs, two different wiring diagrams. (LeanLaw also requires its own QuickBooks Online subscription to run at all, which is part of why the QuickBooks Online relationship gets built so deep.)

Why this matters at month-end

A worked example makes the difference concrete. Say a firm receives a $2,000 retainer directly through its bank and a staff member records the trust deposit in QuickBooks Online before anyone opens LeanLaw that day. With a one-way tool, that deposit would sit invisible to the billing side until someone remembers to key it in a second time, which is exactly how two systems quietly disagree. With LeanLaw’s two-way sync, the same $2,000 shows up on the matter automatically, because both systems are reading the same ledger rather than a copy of it. When $800 of that retainer is later billed and applied to an invoice, the trust liability account in QuickBooks Online drops by that same $800, leaving $1,200 on deposit, visible identically in both places.

What this depends on

• Whether your chart of accounts is already structured to support matter-level detail, or needs work first.
• Whether any other application also writes to QuickBooks Online, which affects who is really acting as your system of record.
• Which practice management or case management software, if any, your firm runs alongside LeanLaw, since that link is one-way into LeanLaw.
• How many timekeepers and operating models your firm runs, which shapes how much activity actually needs to move both ways every day.

The question worth asking next is whether your current billing tool’s connection to QuickBooks Online writes to your ledger, or only reads from a copy of it.

Related questions

Does marking an invoice paid in LeanLaw show up in QuickBooks Online automatically, including trust activity? Yes. Invoice status changes and trust transactions move through the same two-way connection, so LeanLaw and QuickBooks Online stay in agreement without a separate export step.

Does “integration” here mean real two-way sync, or data flowing in one direction only? Two-way. Entries created or changed in LeanLaw or in QuickBooks Online are reflected in the other system, which is a different architecture from a one-way push into QuickBooks Online.