If you have looked at a merchant cash advance (MCA), you have seen the pitch: a small number like 1.3 or 1.4 instead of an interest rate. It looks cheap. It usually is not. A factor rate can make a very expensive product look like a modest fee, and the gap shows up in the daily or weekly payments that leave your bank account.
This guide explains what a factor rate is, how to turn it into an approximate APR, and what else belongs in the cost. Then you can decide whether an MCA fits your business or whether something cheaper is worth a look.
What Is a Factor Rate?
A merchant cash advance gives you a lump sum now in exchange for a fixed amount of your future sales or revenue. The price is set with a factor rate, typically written as a decimal. Factor rates often fall somewhere between 1.1 and 1.5, though they vary by provider, your sales, and your risk profile.
The math is simple. Multiply the advance by the factor rate to get the total you repay:
Advance × factor rate = total payback
A $50,000 advance at a 1.35 factor rate means you repay $67,500. The $17,500 difference is the cost of the money.
Unlike a traditional loan, the cost does not shrink if you pay early. The payback amount is fixed up front, which matters a lot once we get to APR.
Why Factor Rates Hide the True Cost
A factor rate looks like interest, but it is not an annual rate. It ignores one thing that drives the real price of any financing: time.
Compare two advances with the same 1.35 factor rate on $50,000. In one, you repay over 12 months. In the other, you repay over 6 months. Both show $17,500 in cost. But the second one gives you the money for half as long, so you are paying the same price for much less borrowing time. The 6-month deal is far more expensive on an annual basis.
Payments also start right away, usually daily or weekly. Each payment reduces what you still owe, so you are not using the full $50,000 for the whole term. A quoted “35% cost” is really 35% on a balance that keeps shrinking, which pushes the true annual cost well above 35%.
How to Convert a Factor Rate to an Approximate APR
APR is the standard way to compare financing costs. You can estimate it for an MCA in a few steps.
Step 1: Find the total cost. Subtract the advance from the payback. ($67,500 − $50,000 = $17,500.)
Step 2: Find the cost as a percentage of the advance. ($17,500 ÷ $50,000 = 0.35, or 35%.)
Step 3: Annualize it. Divide by the term in years. For a 6-month term, that is 0.35 ÷ 0.5 = 70%.
Step 4: Adjust for declining balance. Because you pay a little every day, you hold the money for less time than the full term. On average you owe about half the advance over the term, so the simple 70% figure roughly doubles. A quick rule of thumb is:
Approximate APR ≈ 2 × (factor rate − 1) ÷ term in years
For this example, that is 2 × 0.35 ÷ 0.5 = 140%. A full calculation that treats each payment precisely (about 126 business days of equal payments) lands in the neighborhood of 125% nominal APR. The shortcut is a bit high, but it is in the right range, and it makes the point: this is nothing like “35%.”
This is an estimate, not a legal APR disclosure. Your actual number depends on the payment schedule and any fees. Ask the provider to show you their math.
Worked Examples
All three examples use a $50,000 advance. The figures are illustrative, and the APRs are approximate nominal rates assuming equal payments on business days (about 252 per year).
| Factor rate | Term | Total payback | Cost | Approx. APR |
|---|---|---|---|---|
| 1.35 | 6 months | $67,500 | $17,500 | About 125% |
| 1.35 | 12 months | $67,500 | $17,500 | About 63% |
| 1.20 | 12 months | $60,000 | $10,000 | About 38% |
Notice what changes. The 1.35 factor rate is identical in the first two rows, yet the cost per year of borrowing is about double when the term is half as long. And even the “cheap” 1.20 deal costs well above what many owners would guess from the number.
If you want to see the daily payment: in the first example, $67,500 spread over roughly 126 business days is about $536 per day. That is a real cash-flow commitment, whether you have a slow week or a busy one.
Holdbacks: How You Actually Repay
Many MCAs are repaid through a holdback, also called a retrieval rate or split. The provider takes a fixed percentage of your daily card sales, or it pulls a set amount from your bank account on a daily or weekly schedule.
Here is what to watch:
- Percentage-of-sales holdbacks flex with revenue, which can help in slow periods. But if the advance is sized on your best months, a slow season can stretch the term and keep payments heavy.
- Fixed daily or weekly debits do not flex. A $536 daily debit comes out whether sales were strong or not.
- Cash-flow squeeze. A holdback of, say, 15% of $40,000 in monthly card sales is $6,000 a month. Check that you can still cover payroll, inventory, and rent after it.
Ask whether the payment can be adjusted if your revenue drops, and get the answer in writing.
Fees to Watch For
The factor rate is rarely the whole price. Depending on the provider, you may see:
- Origination or underwriting fees. Often a percentage of the advance, taken from the funds you receive. If a 3% fee is taken out of $50,000, you get $48,500 but still repay $67,500. Run the same 6-month deal with that fee and the approximate APR climbs to roughly 140%.
- Admin, processing, or ACH fees. Small on their own, but they add up.
- Early payoff terms. Because the payback is fixed, paying early often saves you little or nothing. Ask directly if any discount applies.
- Default and penalty terms. Look at what happens if you miss payments, including any personal guarantee or confession of judgment language. Have an attorney review anything you do not understand.
- Stacking restrictions. Some contracts limit taking other financing while the advance is open. Others come with a lien or a security interest in your receivables.
Add every fee to the cost before you calculate APR. The net amount you receive, not the headline advance, is what you are borrowing.
Questions to Ask Before You Sign
Bring this list to any MCA offer:
- What is the total payback amount, in dollars?
- How much will I actually receive after all fees?
- How are payments collected, and how often?
- Can payments change if my sales drop? How, and who decides?
- Is there any benefit for paying early?
- What is the estimated APR, and how was it calculated?
- What happens if I miss a payment or want to take other financing?
- Is there a personal guarantee, a lien, or a confession of judgment?
- Is the contract reviewable by my attorney or accountant before I commit?
A good provider answers these plainly. If you get vague answers or pressure to sign today, treat that as information.
When an MCA Can Make Sense, and When It Does Not
An MCA can be a reasonable tool when you need money quickly, your credit does not qualify you for conventional financing, and the return on the funds clearly exceeds the cost. A short-term inventory purchase with a fast, predictable payoff is an example.
It is a poor fit for ongoing expenses, long-term needs, or businesses with thin margins. If your profit margin is lower than the effective cost of the advance, each payment digs the hole deeper. Many owners who need a repeat advance to cover the first one find themselves in a cycle that is hard to leave.
Before you commit, compare the alternatives: term loans, lines of credit, SBA-backed loans, and equipment financing. They are often cheaper on an APR basis, though they may take longer to fund and need stronger credit or documentation.
Compare Your Options Before You Decide
The best way to avoid overpaying is to see more than one offer, with the total payback and estimated APR side by side. Source Borrowing helps U.S. business owners explore funding options that fit their situation, so you can compare costs before choosing. Start your application at Source Borrowing and see what is available for your business. Applying does not commit you to anything.
Frequently Asked Questions
What is a good factor rate for a merchant cash advance?
There is no single answer. Factor rates often run from about 1.1 to 1.5, and lower is better, but the term matters as much as the number. A 1.2 factor rate repaid in 4 months can cost more per year than a 1.35 repaid in 12. Compare total payback and estimated APR, not the factor rate alone.
Is a merchant cash advance a loan?
Typically, MCAs are structured as a purchase of future receivables, not a loan, so they are often not subject to the same rules as loans, including interest rate disclosures. That structure varies by state and contract. Ask an attorney if you are unsure how yours is treated.
Can I pay off an MCA early to save money?
Often not much. Because the payback is a fixed dollar amount, paying early may not reduce what you owe. Some providers offer a discount, so ask before signing and get it in writing.
How do I calculate the APR of an MCA?
Subtract the advance from the total payback, divide by the advance, then divide by the term in years. Because you repay a little each day, the real figure is usually well above that result. A rough shortcut is to double it. For an exact number, ask the provider or use an APR calculator that accepts your payment schedule.
Are there cheaper alternatives to an MCA?
Often, yes. Term loans, lines of credit, and SBA-backed loans typically cost less on an annual basis, though qualification and speed differ. Comparing several offers is the surest way to know.