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Systems, PMS, and buying

Looking at an AvidXchange alternative: what to actually compare

The useful comparison for a multifamily AP team is not feature counts. It is the billing unit, how the PMS sync works, and what happens to a batch PDF. Six questions to ask.

The BillRoute Team8 min read

We sell an AP product, so read this the way you would read anything a vendor writes about a competitor. The parts worth keeping are the questions, not the conclusions.

AvidXchange is the incumbent here and has been for years. It was taken private by TPG and Corpay in a $2.2B deal that closed in October 2025, and it is embedded directly inside AppFolio. Nobody should tell you the incumbent is about to fall over.

The real question is narrower than which is better. It is what changes for your stack, at your volume, on your PMS, and for a ResMan shop running batch PDFs and handwritten field invoices the answer is specific.

Three things genuinely differ, and all three show up on your bill

Most comparison pages line up feature checkmarks, which is close to useless because everyone in this category has an approvals module and an OCR engine. Three things genuinely differ, and all three show up on your invoice rather than in a datasheet.

1. The billing unit decides your bill, not the headline rate

This is the single biggest cost variable in AP automation and it is almost never on the pricing page.

Ask any vendor: what exactly counts as billable? Not "how much per invoice." What counts. The answers vary more than you would expect:

  • Per invoice you actually post
  • Per document that arrives, whether or not it is payable
  • Per page
  • Per user, per month, plus one of the above
  • Per transaction, with reminders and rejections counted as transactions

In a multifamily portfolio the gap between "invoices posted" and "documents that arrived" is large and structural. Vendors attach W-9s. They attach certificates of insurance because you required them. They send month-end statements summarizing invoices you already paid. They staple nine invoices for nine properties into one PDF.

We worked the arithmetic on this in why per-page invoice pricing is a tax on your W-9s. The short version: on a realistic document mix, 2,665 posted invoices produced 5,495 billable pages, and about 1,035 of those pages were documents that were never going to be paid.

BillRoute charges $99 a month plus $1 per invoice uploaded. That is our answer to the question. Go get everyone else's in writing, and get it in the same unit before you compare the numbers.

2. A batch sync means coding against vendor records that already changed

"Integrates with your PMS" covers an enormous range of behavior. The questions that matter are how fresh the data is and which direction it flows.

BillRoute is ResMan-native. Vendors, properties, and the chart of accounts sync in real time, which is what makes coding validate against the current supplier master rather than a copy from earlier in the day. A batch sync on a several-hour cycle means an invoice can be coded against a vendor record that has since changed, and you find out at close.

Worth being straight about the flip side: ResMan is our only PMS integration today. No Yardi, no RealPage, no AppFolio, no Entrata. If you are on AppFolio, AvidXchange is embedded in the platform you already run, and that is a real advantage we cannot match. If you are on ResMan, the situation reverses.

Ask for the sync interval, in minutes, and ask what happens to an invoice coded against data that changed mid-cycle.

3. A nine-invoice batch PDF is the real test

This is the test that separates tools built for property management from tools built for AP generally.

A field vendor sends one PDF containing nine invoices across nine properties. A tool either detects the boundaries and splits it, or it hands you one document to sort by hand, or worse, it treats the whole thing as a single invoice against a single property.

BillRoute detects the split and assigns pages to invoice groups, then requires a human to approve the assignment before anything posts. That approval step is deliberate. Nine invoices assigned to the wrong nine properties is nine miscoded transactions, and finding that at close costs more than twenty seconds of review.

Same question applies to a handwritten invoice photographed slightly crooked on a truck dashboard, which is a real and recurring document type in this industry.

Where BillRoute wins

Three things, and each is measurable rather than a posture.

The billing unit. $99 a month plus $1 per invoice uploaded, published. On a realistic multifamily document mix, per-page pricing turned 2,665 posted invoices into 5,495 billable pages, roughly 1,035 of which were documents nobody was ever going to pay. You are billed for invoices here, not for the compliance paperwork you required your own vendors to send.

Real-time ResMan sync. Vendors, properties, and the chart of accounts sync continuously, so coding validates against the current supplier master instead of a copy from earlier in the day. A batch sync on a several-hour cycle lets an invoice get coded against a vendor record that has since changed, and you find that at close.

98% touchless at a 24,000 unit portfolio, with 197 of 2,665 invoices reaching a person in a representative month. That number comes with its denominator because a percentage without one is not a claim.

Underneath those: batch PDF splitting with human page assignment, handwritten field invoice extraction, non-invoice document filtering, duplicate detection before approval, and named validation errors instead of a generic rejection. Those exist because this product was built inside a company processing its own invoices.

Three cases where AvidXchange is the better answer

You will find these out in a demo anyway, so here they are.

Your PMS is AppFolio, MRI, Yardi, RealPage, or Entrata. They integrate with those and we do not. That ends the analysis.

You need a large supplier payment network. Theirs is bigger than ours. If a meaningful share of your vendors already transact on it, onboarding is easier.

You are buying at enterprise scale and need enterprise procurement posture. Vendor questionnaires, formal SLAs, a named implementation team, SOC reports on request. We can meet some of that. An incumbent meets all of it without a conversation.

Ask these six questions on any AP demo

These work on us too. Bring them to every vendor and compare the answers rather than the slides.

  1. What exactly is billable? Get it in one unit, in writing, including what happens to non-invoice documents, reminders, and rejections.
  2. What is the PMS sync interval in minutes, and is it one-way or two-way?
  3. Send them a batch PDF with several invoices across several properties before you sign. Ask what comes back.
  4. Send them a handwritten invoice. Same question.
  5. What share of invoices post with no human touch, measured on a portfolio like mine, and what is in the exception queue when it fails?
  6. What is the implementation timeline, and what does it cost? A PMS integration measured in quarters is a different purchase than one measured in weeks.

On the fifth question, our number is 98% at a 24,000 unit portfolio, with 197 of 2,665 invoices reaching a person in a representative month. Ask everyone for the denominator, not just the percentage.

If you are on AppFolio, this evaluation is short

If you are on AppFolio or MRI, this is a short evaluation and it probably does not end with us.

If you are on ResMan, running a few hundred to a few thousand invoices a month, and a real share of your document volume is batch PDFs, handwritten field invoices, and compliance paperwork you required your own vendors to send, then the billing unit and the batch-splitting behavior are where the money is. Those are worth testing with your own documents rather than reading about.

Which of the six questions does your current tool answer badly?

Keep reading

AP cost and benchmarks

What does it actually cost to process one invoice?

Most AP cost-per-invoice numbers are built to sell software. Here is the arithmetic with the assumptions visible, including the lines vendors leave off the slide.

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AP cost and benchmarks

Per-page invoice pricing is a tax on your W-9s

If your AP tool bills per page, you pay for every certificate of insurance, every multi-page statement, and every document a vendor attached to be helpful. Here is the arithmetic.

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