Multi-Currency Fee Comparison Tool (free 2026 tool)

What this tool does

For founders converting between USD and home currency, compares fees across major providers. Typical winner: Wise at 0.3-0.7% above mid-market. Mercury 1% FX margin; Payoneer up to 3.5%; traditional banks 4-7%.

Who needs it

Founders converting USD revenue to home currency.

How it works

1. Enter currency pair and monthly volume.
2. Tool returns per-provider fee comparison.
3. Annual cost projection.

Inputs

• Currency pair
• Monthly volume

Output

Provider-by-provider fee comparison.

What does the Multi-Currency Fee Comparison Tool actually calculate?

This tool takes two pieces of information from you and turns them into a side-by-side cost table. You give it a currency pair, meaning the currency your revenue arrives in versus the currency you want to hold or spend in, and you give it your monthly conversion volume. From those two values it estimates what each provider would charge to move that money across the currency boundary over the course of a year. The providers it compares are the ones a Delaware LLC owner is realistically going to use to receive USD and convert it, including Wise, Mercury, Payoneer, and a generic traditional bank wire path for contrast. The output is not a single number. It is a provider-by-provider breakdown so you can see the spread between the cheapest and the most expensive route for your specific situation.

The reason this matters for a non-resident founder is that conversion cost is one of the few recurring expenses that scales directly with how successful your business is. A founder who converts $2,000 a month barely notices the difference between providers. A founder converting $40,000 a month can lose or save several thousand dollars a year on the same flow of money, doing nothing different except picking a different rail. The tool exists to make that invisible cost visible before you commit to a banking setup, because once your revenue is landing in one account and your accountant is reconciling it there, switching providers becomes a chore most people put off for years. Seeing the annual projection up front is what turns a vague "fees feel high" feeling into a decision you can act on.

How do I read the currency pair input correctly?

The currency pair is the heart of the calculation, and it is easy to enter it backwards. The first half should be the currency the money is in when it reaches you, and the second half should be the currency you want after conversion. For most Delaware LLC owners the money arrives as USD, because that is what US customers, US marketplaces, and US payment processors pay in. So a founder in India is usually entering USD to INR, a founder in Brazil is entering USD to BRL, and a founder in the Philippines is entering USD to PHP. The direction matters because conversion spreads are not always symmetric, and because the provider fee structures are built around USD being the funding currency for a US business account.

If you reverse the pair, you can still get a useful answer, but you may be modeling a flow you do not actually have. A common mistake is entering your home currency first because that is the currency you think in day to day. Resist that. The tool is built around the practical reality of a US-formed LLC: dollars come in, and you decide how much to keep in dollars versus convert home. Some founders keep most of their balance in USD inside a Mercury or Wise account and only convert what they need to cover living costs. If that is you, your real monthly conversion volume is the amount you pull out, not your total revenue, and you should enter the pair as USD to your home currency with that smaller withdrawal figure.

What should I put for monthly volume?

Monthly volume is the amount of money you expect to convert across the currency boundary in a typical month, not your total revenue and not your total account balance. This distinction is where most people get a misleading result. If your LLC earns $10,000 a month but you leave $6,000 sitting in USD to pay US vendors, US software subscriptions, and contractors who invoice in dollars, then your conversion volume is $4,000, not $10,000. The fee a provider charges only applies to the slice of money that actually crosses currencies, so feeding the tool your gross revenue will overstate every provider's annual cost and make the gap between them look larger than your real-world gap.

Pick a number that reflects a normal month rather than your single biggest month. Seasonal businesses, agencies with lumpy project payments, and founders who get paid in large irregular chunks should average their conversions over a few months and enter that average. If your volume is genuinely growing, run the tool twice: once at your current monthly conversion and once at where you expect to be in a year. The annual projection that comes back is a straight-line estimate, so it assumes the volume you enter holds steady for twelve months. Comparing two runs gives you a sense of how the provider ranking might shift as you scale, since the percentage-based providers stay proportional while flat-fee elements matter less as volume climbs.

Why is Wise usually the cheapest result?

In most runs of this tool Wise comes out ahead, and the reason is structural rather than promotional. Wise prices conversion as a small markup above the mid-market rate, the rate you would see on a financial data feed before anyone adds a margin. The record this tool is built on puts that markup in the range of roughly 0.3% to 0.7% above mid-market for common pairs. Because the cost is expressed as a transparent percentage on top of the real exchange rate, there is no hidden spread baked into a worse rate, which is how most banks quietly add their margin. You see the fee as a line item and the rate as the true rate.

That said, "usually cheapest" is not "always cheapest," and the whole point of entering your own pair is to check rather than assume. Some currency pairs carry higher Wise margins than the headline range because the underlying market for that currency is thinner. Exotic or tightly controlled currencies can push the markup up. The tool helps here precisely because it does not let you rely on the reputation of a provider. It forces the comparison onto your actual pair and volume, so if your home currency happens to be one where another rail is competitive, you will see that instead of defaulting to the popular choice out of habit.

How does Mercury's FX margin compare in the output?

Mercury appears in the comparison because it is one of the accounts many Delaware LLC owners already hold for receiving USD, so converting inside the same account is convenient. The record describes Mercury's foreign exchange margin as around 1%. That is higher than Wise's typical markup but far below what a traditional bank wire conversion costs. For a founder who values keeping everything in one place, the question the tool answers is how much that convenience costs per year compared with routing conversions through Wise instead.

Run the numbers and the trade-off becomes concrete. On a 1% margin, converting $5,000 a month works out to roughly $50 a month, or $600 across the year, in FX cost. If Wise would charge closer to 0.5% on the same pair, that is about $25 a month, or $300 a year. The $300 annual difference is the price of not opening and reconciling a second account. Some founders happily pay it for simplicity, especially early on when their volume is small and the absolute dollars are minor. Others, once their conversion volume grows, decide the gap is worth the extra account. The tool does not make that judgment for you. It gives you the annual figure so you can decide whether the convenience is worth its cost at your volume.

Why can Payoneer and traditional banks cost so much more?

At the expensive end of the comparison sit Payoneer and traditional bank wires. The record puts Payoneer's conversion cost as high as 3.5% and traditional bank conversion in the 4% to 7% range. These are large multiples of the Wise and Mercury figures, and the reason is that the cost is usually buried in the exchange rate rather than shown as a fee. A bank will quote you a rate that already includes its margin, so the conversion looks free while you quietly receive fewer units of your home currency than the mid-market rate would give. The tool surfaces this by translating the spread into a percentage and then a dollar figure, so a hidden cost becomes a visible one.

The danger with these higher-cost rails is that founders fall into them without choosing them. A few patterns to watch for include:

• Accepting your home bank's automatic conversion when a USD wire arrives, instead of receiving USD and converting deliberately later.
• Using Payoneer because a marketplace defaulted you into it, without checking the conversion margin on the way out.
• Letting a payment processor convert at the point of payout rather than paying out in USD to a multi-currency account.
• Treating a one-time large wire conversion as if the per-transfer cost were trivial when the percentage applied to a big sum is substantial.

A worked example: a founder in India converting $6,000 a month

Imagine a freelance developer who formed a Delaware LLC, receives $6,000 a month from US clients into a Mercury account, and converts most of it to INR to cover living costs while keeping about $1,000 in USD for software and contractor payments. Their real conversion volume is $5,000 a month. Entering USD to INR and $5,000 into the tool, they get an annual projection for each provider. At Mercury's roughly 1% margin, that is about $50 a month and $600 a year. At a Wise markup near the middle of the 0.3% to 0.7% range, say 0.5%, it is about $25 a month and $300 a year. A traditional bank converting at 5% would cost about $250 a month and $3,000 a year on the same flow.

Laid out like that, the developer can see that the choice between Mercury and Wise is a $300 a year decision, while the choice to avoid a traditional bank conversion entirely is a $2,400 a year decision compared with Mercury, or $2,700 a year compared with Wise. The lesson the tool teaches in this example is one of magnitude. The big win is not squeezing the last fraction of a percent between two cheap providers. It is making sure you are not accidentally on the expensive rail at all. Once you are converting through Wise or Mercury, the remaining gap is real but modest, and you can decide based on convenience.

How the annual projection is built and what it assumes

The annual figure each provider shows is the per-conversion cost applied to your monthly volume and multiplied across twelve months. In plain terms, the tool takes your monthly volume, multiplies it by the provider's effective conversion percentage to get a monthly cost, and then multiplies by twelve. That is why the ranking between providers stays the same regardless of how big your volume is when the cost is purely percentage-based: doubling the volume doubles every provider's cost by the same factor, so the cheapest stays cheapest. The volume matters for the absolute dollars at stake, not for which provider wins on a purely proportional basis.

Because it is a straight-line model, the projection assumes a few things you should keep in mind. It assumes your monthly volume is steady across the year, so a business with a heavy fourth quarter will see its true annual cost concentrated in a few months rather than spread evenly. It assumes the conversion percentage stays put, which is a fair planning assumption but not a contractual guarantee, since providers can adjust margins. And it models conversion cost in isolation, separate from any monthly account fee, incoming wire fee, or withdrawal fee a provider might charge. Those other costs are real but are a different line item from the FX margin this tool focuses on, so read the result as a conversion-cost comparison rather than a total-cost-of-banking comparison.

Common mistakes that distort the comparison

The most frequent error is entering gross revenue as the monthly volume. As covered above, only the money that actually crosses currencies should go in the box. A close second is comparing providers on margin alone while ignoring what you keep in USD. If you hold most of your balance in dollars and only convert a trickle, even a high-margin provider costs you little in absolute terms, and chasing the lowest margin may not be worth opening another account. A third mistake is assuming the headline percentages apply to every pair equally. The record's ranges describe typical behavior, and your specific currency may sit at the higher or lower edge.

Other pitfalls show up around the edges of the calculation:

• Forgetting that a traditional bank often hides its margin in the rate, so a "no-fee" wire can still be the most expensive option in the table.
• Modeling a single large annual conversion as a monthly figure, which understates the one-time hit you take when you move a big sum at once.
• Comparing conversion cost without considering whether you even need to convert, since holding USD for US expenses avoids the cost entirely on that portion.
• Treating the cheapest conversion provider as the right place to also receive payments, when receiving and converting can be split across two accounts.

Edge cases this tool does not fully capture

A few real situations sit outside the clean percentage model, and you should adjust your reading of the output accordingly. The first is controlled or restricted currencies, where the official rate and the rate you can actually transact at diverge, and where some providers simply will not serve the corridor. If your home currency falls into that category, the figure the tool shows for a given provider may be optimistic or may not be available at all, and you should confirm the corridor is supported before relying on the number. The second is very small conversions, where a provider's minimum fee or fixed per-transfer charge dominates the percentage, making the effective cost higher than the margin suggests.

The third edge case is timing. Exchange rates move, and a conversion you make on a bad day for your pair can cost more in real terms than the margin difference between two providers, regardless of which rail you chose. The tool compares provider margins, not market timing, so it cannot tell you whether to convert today or wait. For founders converting large sums, the market move can dwarf the provider difference, which is an argument for converting in steady smaller amounts rather than one large lump that exposes the whole sum to a single day's rate. Read the tool's output as the controllable, structural part of your conversion cost, and treat timing as a separate variable you manage on your own.

Where conversion cost fits in your wider Delaware LLC budget

Conversion fees do not exist in a vacuum. They sit alongside the fixed costs of running a US-formed LLC, and it helps to size them against those. The state charges $110 for the Certificate of Formation when you create the LLC, and every year after that Delaware charges a $300 annual franchise tax due on June 1, with a $200 late penalty plus interest of 1.5% per month if you miss it. Your EIN is free when you file Form SS-4, with the number typically issued in about 8 to 10 business days for non-residents. Many founders also pay a one-time $297 for formation help. Against that backdrop, a conversion cost gap of a few hundred dollars a year is in the same order of magnitude as your franchise tax, which is why it deserves a deliberate decision rather than a default.

The providers in this comparison map onto the banking options a non-resident founder actually uses, including Mercury, Wise, Relay, Lili, and Payoneer. Choosing among them is partly about conversion cost and partly about which account opens for your country, holds USD cleanly, and integrates with your bookkeeping. Keep in mind that a US-formed LLC has been exempt from the beneficial ownership information report since the FinCEN interim final rule of March 26, 2025, so that particular compliance worry is off your plate and should not factor into which banking rail you pick. Use this tool to settle the conversion-cost question on its own merits, then weigh the result against account features and your own preference for keeping money in one place versus optimizing every flow.

What should I do with the result once I have it?

Start by separating the result into two questions. First, am I currently on an expensive rail without realizing it? If the tool shows that a traditional bank or a high-margin payout route is costing you several percent on every conversion, that is the finding to act on immediately, because the savings from moving to Wise or Mercury are large and recurring. Second, among the cheap rails, is the convenience of my current account worth the modest gap to the cheapest option? If you already hold a Mercury account and the annual difference versus Wise is small at your volume, staying put is a reasonable choice. If the gap is meaningful and growing, opening a Wise account for conversions while keeping Mercury for receiving payments is a common split.

Then build a simple rule for yourself based on the output. A practical approach is to receive revenue in USD, hold back whatever you need for US-denominated expenses so you never pay to convert money you will spend in dollars anyway, and convert the remainder through whichever provider the tool ranked cheapest for your pair. Re-run the comparison once a year, or whenever your monthly conversion volume changes by a large amount, since the right answer at $2,000 a month may not be the right answer at $20,000 a month. Pair the result with the banking guide this tool links to so your conversion decision sits inside a complete view of how a non-resident runs money through a Delaware LLC, rather than being optimized in isolation.