Connecting your website to accounting software: what it earns, where it's hard
An order lands on the website, and then someone opens the accounting program and retypes it by hand — product name, quantity, price, the customer's details. At five orders a day that looks like ordinary admin. At fifty, the same task eats most of one person's day, and every retype is a fresh chance to get a number wrong.
The root problem is that the two systems don't see each other. The website knows about the order but not the exact stock level; the accounting program knows the stock and the invoice but nothing about what happened on the site. A person is currently filling that gap by hand. Integration is exactly that gap automated — not a silver bullet, a piece of technical work with a real cost and a real amount of friction.
What manual re-entry actually costs
The symptom is familiar: an order appears on the site, and shows up in the accounting program hours, sometimes days, later. In the meantime the stock count on the site is stale; it still says "in stock" after the item has already sold.
The mechanism is simple: every manual transfer loses either time or accuracy. A digit gets mistyped, a zero drops, a phone number lands in the wrong field. At month-end, when someone reconciles the site against the ledger, the gap shows up — but by then the wrong invoice has already gone out, or a customer has bought something that wasn't there.
The action for this week is straightforward: count how many hands one order passes through between the site and the accounting program. More than two, and integration has stopped being a convenience and become a necessity.
What integration actually earns you
Time
It gives back the hours a staff member spends retyping numbers — time that goes back into selling and talking to customers instead of bookkeeping admin.
Accurate stock
An order automatically reduces the stock count, and the accounting document is created on its own. When the site says "in stock," it actually is — because the number lives in one place, not two.
Faster invoicing
An invoice can be ready the moment an order is placed, whether or not anyone opened it to write it by hand. That means money arrives sooner — especially in B2B sales, where a delayed invoice is a delayed payment.
Where it gets hard — not every setup is simple
Older software has no API
Some accounting programs, especially local, long-unchanged versions, are not open to an outside connection at all — no API, no safe file exchange. In that case the integration gets built the indirect way: a daily file export, read automatically. Not real time, but still a large step up from retyping by hand.
The codes don't match
The product code on the site and the code in the accounting program can be in entirely different formats. That mapping work is invisible but time-consuming — every product and customer card has to be linked so the system knows "this" and "that" are the same thing.
Someone has to own it
Once the integration is running, someone has to watch it — if the sync stops, who notices? That's an organisational question, not a technical one, and when it goes unanswered, the first few months look fine and then it breaks quietly.
Access and security
An integration usually runs on a dedicated API key or a special-purpose user account, and whoever holds that key effectively has access into the accounting program. Who keeps the key, who can change it, whether it gets rotated when someone leaves — these belong on the table before the project starts, not remembered afterward. Leave it unanswered, and a year after launch no one can say for certain who can see what.
Replacing a system is expensive; teaching two systems to talk to each other is usually a matter of weeks.
Not every business gets the same payoff
For an online shop taking dozens of orders a day, the integration usually pays for itself within a few months — retyping every order by hand eats a large share of a staff member's time, and the error count grows right along with the order count. For a wholesaler or a B2B service business the payoff shows up differently: invoices go out on time, the gap between order and payment shrinks, and the customer isn't left waiting on a document.
For a small business running three or four orders a day, though, this may genuinely not be worth it yet — at that volume, retyping takes a couple of minutes, and the cost of building and maintaining the integration can outweigh it. The question isn't whether integration is good, it's how many months it takes to pay off at your own volume — and that answer comes straight out of the counting exercise above.
6 questions to answer before you start
Getting a quote before these are answered is like buying without knowing the price:
- Does your accounting program have an API, or does it only work through file export/import?
- Is the sync one-way or two-way — does the site only write to accounting, or does it also read stock back?
- How will product and customer codes be matched between the two systems — who builds that list?
- How often does the sync need to run — instantly on every order, or batched hourly or daily?
Which pattern to choose
A practical rule: for a business with a few dozen orders a day, an hourly or daily batch sync is usually enough — cheaper than real time, far faster than retyping by hand. For high-volume sales or stock that changes fast, a limited run say, real time earns its cost, because even an hour's stock gap can turn into a lost sale.
The business's own rhythm should decide this, not the software's technical ceiling — write down the answers to the six questions above first, and the right pattern becomes obvious.
You can see how we build these integrations — which accounting programs we've connected to and how many weeks the process usually takes — on our CRM and accounting integration page.
