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APIs · head to head

Salt Edge vs Wise

Salt Edge logo

Salt Edge

APIs

Independent open banking aggregator covering Europe by PSD2 API and other markets by direct connection

From
On request
Rated
-
Wise logo

Wise

Personal Finance

Multi-currency account and international transfers priced at the mid-market rate plus an upfront fee

From
Free
Rated
-

The short version

  • Only Wise has a free tier, so it costs nothing to try first.
  • Each has a real cost: Salt Edge coverage outside regulated open banking markets is not all direct bank API, and connections that are not regulated interfaces break when a bank changes its systems, so a headline country count overstates the reliability you will actually experience.; Wise wise is an electronic money institution, not a bank, so balances are safeguarded rather than covered by deposit insurance schemes, and a customer who treats it as a current account is taking a different risk from a bank deposit.
  • They diverge on capability: Salt Edge covers Account information, Wise covers International transfers.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Salt Edge and Wise actually diverge.

Attributes where Salt Edge and Wise differ
AttributeSalt EdgeWise
Starting priceOn requestFree
Pricing modelquotePercentage of the amount converted
Free tierNoYes
PlatformsWeb, APIWeb, IOS, Android
CategoryAPIsPersonal Finance
FoundedUnknown2011

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Salt Edge

  • Account information
  • Payment initiation
  • Wide country coverage
  • Open Banking Gateway
  • Categorisation and enrichment
  • Consent management
  • Partner and white label
  • Sandbox

Only in Wise

  • International transfers
  • Real exchange rates
  • Multi-currency accounts
  • Bill payments
  • Bank accounts
  • Cryptocurrency
  • Web support
  • IOS support

What people use each for

The jobs each tool is most often brought in to do.

Salt Edge

  • A lender operating across several European and non-EU markets that needs one aggregation contract rather than a different provider per countrynot Wise
  • A fintech that wants an aggregator not owned by a card network because its use case competes with card productsnot Wise
  • An accounting or treasury product that needs bank feeds in markets the large aggregators do not servenot Wise
  • A bank that must publish PSD2-compliant APIs and would rather buy the compliance layer than build itnot Wise

Wise

  • Budget Managementnot Salt Edge
  • Expense Trackingnot Salt Edge
  • Investment Trackingnot Salt Edge

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Salt Edge

  • Coverage outside regulated open banking markets is not all direct bank API, and connections that are not regulated interfaces break when a bank changes its systems, so a headline country count overstates the reliability you will actually experience.
  • Pricing is not published and is usage-based, so two providers cannot be compared without running both sales processes, and cost grows with the connected user base rather than with revenue.
  • Support and engineering are distributed across Eastern Europe and Canada, and buyers in other time zones report slower turnaround on connection-specific breakages than they get from a domestic provider.
  • PSD2 consent rules require customers to reauthenticate periodically, and Salt Edge cannot change that, so any product depending on continuous data must design for consent expiry and the drop-off it causes.
  • United States coverage is weaker than Plaid or Mastercard Open Banking, so a company with meaningful US volume ends up running two aggregators and normalising between them.

Wise

  • Wise is an electronic money institution, not a bank, so balances are safeguarded rather than covered by deposit insurance schemes, and a customer who treats it as a current account is taking a different risk from a bank deposit.
  • The headline percentage is a floor, not an average: it starts from 0.23 to 0.24 percent depending on region, and thin or exotic corridors cost several times that, so the advertised number tells you almost nothing about the corridor you actually use.
  • Funding a transfer by debit or credit card adds a materially higher fee than funding by bank transfer, and the cheap headline rate assumes you use the slower funding route.
  • Compliance holds are common and opaque: transfers can be frozen for verification with limited explanation and no branch to visit, which is painful when the money is a rent payment with a deadline.
  • Fees, card issue costs, ATM allowances and available features differ by country of residence, so a price checked on one country site does not apply to an account opened elsewhere.
  • It is a payments product only, with no overdraft, no lending and no domestic banking relationship, so most users still need a bank account alongside it.

Pricing, plan by plan

Salt Edge

On request
  • Salt Edge Open Banking API$undefined/year
    • Account information and payment initiation
    • Coverage across 50 plus countries
    • Consent management and enrichment

Wise

Free
  • Personal accountFree
    • Free to register, no monthly or subscription fee
    • Hold balances in dozens of currencies at no charge
    • Local account details for receiving payments
  • Send or convert money$undefined/per transfer
    • From 0.23 percent on the US pricing page and from 0.24 percent on the UK page
    • The exact percentage varies by currency pair
    • Funding by card or e-wallet costs more than funding by bank transfer
  • Wise debit card$9/one-time
    • 9 USD one-off issue fee in the US, 7 GBP in the UK
    • No subscription fee
    • Spending a currency you already hold is free

Which should you pick?

Choose Salt Edge if

  • You need account information.
  • You work on Web, API.
  • You also want payment initiation.

Choose Wise if

  • You need international transfers.
  • You want to start without paying.
  • You work on Web, IOS, Android.
  • You also want real exchange rates.

Questions people ask

Is Salt Edge or Wise better?
Neither clearly leads. Salt Edge starts at On request and Wise at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Salt Edge or Wise?
Wise has a free tier; the other does not. Paid plans start at On request for Salt Edge and Free for Wise.
Does Salt Edge or Wise run on more platforms?
Salt Edge runs on Web, API. Wise runs on Web, IOS, Android.
Can I use Wise for free?
Yes. Wise has a free tier, so you can try it without paying. Salt Edge starts at On request.
What is Salt Edge best used for?
Salt Edge is most often used for a lender operating across several european and non-eu markets that needs one aggregation contract rather than a different provider per country, a fintech that wants an aggregator not owned by a card network because its use case competes with card products, an accounting or treasury product that needs bank feeds in markets the large aggregators do not serve, a bank that must publish psd2-compliant apis and would rather buy the compliance layer than build it. Of those, a lender operating across several european and non-eu markets that needs one aggregation contract rather than a different provider per country and a fintech that wants an aggregator not owned by a card network because its use case competes with card products are not what Wise is typically brought in for.
What can Salt Edge do that Wise cannot?
Salt Edge covers Account information, Payment initiation, Wide country coverage, Open Banking Gateway. Wise covers International transfers, Real exchange rates, Multi-currency accounts, Bill payments.

Answered from the vendors’ own pages

Salt Edge: Who owns Salt Edge?

It is independently owned, unlike Tink (Visa), Finicity (Mastercard) or Yodlee (Envestnet), which matters if your use case competes with the owner.

Wise: What does Wise actually charge to send money?

A percentage of the amount, stated before you confirm, starting from 0.23 percent on the US pricing page and 0.24 percent on the UK one. The rate varies by currency pair, and paying by card costs more than paying by bank transfer.

Salt Edge: Is all coverage direct bank API?

No. Inside PSD2 markets connections use regulated APIs; elsewhere coverage relies on direct connections whose reliability depends on the bank not changing its systems. Ask for a per-institution answer.

Wise: Does Wise really use the mid-market rate?

Yes. Conversion is done at the live mid-market rate with no margin added, and the cost is charged as a visible fee instead. That is the opposite of a bank that quotes a worse rate and calls the transfer free.

Salt Edge: Does it do payments as well as data?

Yes, payment initiation is supported in European markets where PSD2 applies.

Wise: How much is the Wise card?

A one-off issue fee of 9 USD in the United States or 7 GBP in the United Kingdom, with no subscription. ATM withdrawals are free up to 250 per calendar month in the account currency, then 1.95 USD plus 1.95 percent per withdrawal in the US and 2.69 percent of the excess in the UK.

Salt Edge: What does it cost?

Not published. Pricing is usage-based and quoted, though the sandbox is free.

Wise: Is a Wise account free to open?

Yes. Registering is free and there is no monthly fee. You pay only when you send or convert money, or when you order a card.

Wise: Is Wise a bank?

No. It is an authorised electronic money institution, so your money is safeguarded at partner institutions rather than protected by deposit insurance.

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