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APIs · head to head

Dwolla vs Kong

Dwolla logo

Dwolla

APIs

Account to account payment API for ACH, RTP and FedNow with pay by bank and instant payment routing

From
On request
Rated
-
Kong logo

Kong

APIs

Cloud-native API gateway and service connectivity platform

From
Free
Rated
-

The short version

  • Only Kong has a free tier, so it costs nothing to try first.
  • Each has a real cost: Dwolla nothing is published: there are no per-transaction rates, no platform fee and no minimum on the pricing page, so every buyer negotiates blind and small platforms have no way to sanity check what they are quoted.; Kong the Plus plan includes 1M API requests a month and charges $200 a month for each additional million
  • They diverge on capability: Dwolla covers ACH transfers, Kong covers API Gateway.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Dwolla and Kong actually diverge.

Attributes where Dwolla and Kong differ
AttributeDwollaKong
Starting priceOn requestFree
Pricing modelquotesubscription
Free tierNoYes
PlatformsWebLinux, Docker, Kubernetes
FoundedUnknown2010

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

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 Dwolla

  • ACH transfers
  • Instant payments
  • Rail orchestration
  • Bank account verification
  • Dwolla Balance
  • Webhooks and reconciliation
  • Pay by bank
  • White label flows

Only in Kong

  • API Gateway
  • Authentication & Authorization
  • Rate Limiting
  • Kubernetes
  • Consul
  • Eureka
  • PostgreSQL
  • Linux support

What people use each for

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

Dwolla

  • An insurance or lending platform disbursing funds to customer bank accounts where card payout fees would destroy the marginnot Kong
  • A B2B marketplace collecting large invoice payments by bank transfer rather than paying interchange on cardsnot Kong
  • A payroll or gig platform that needs to pay workers instantly and wants the rail chosen automatically by receiving bank capabilitynot Kong
  • A property management system collecting rent by ACH with verified bank accounts and reliable return handlingnot Kong

Kong

  • API gateway management and routingnot Dwolla
  • API development and testingnot Dwolla
  • Enterprise API security and governancenot Dwolla

Where each one falls short

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

Dwolla

  • Nothing is published: there are no per-transaction rates, no platform fee and no minimum on the pricing page, so every buyer negotiates blind and small platforms have no way to sanity check what they are quoted.
  • It is payments only, with no deposit accounts, card issuing or general ledger, so companies embedding financial products need at least one further vendor and the reconciliation between them.
  • Instant payment reach depends on the receiving institution supporting RTP or FedNow, so a meaningful share of payouts still fall back to ACH timing regardless of what the API can do.
  • ACH returns and administrative returns remain your operational problem, and platforms new to bank rails routinely underestimate the customer support load that failed debits generate.
  • Access to instant rails runs through Dwolla banking partner, which reintroduces a bank dependency into a product that otherwise avoids sponsor bank programme risk.

Kong

  • The Plus plan includes 1M API requests a month and charges $200 a month for each additional million
  • Plus is capped at 10M requests a month, so growth past that forces an Enterprise contract
  • Plus limits published APIs to 20 and includes one Developer Portal, with a second at $200 a month
  • SSO and audit logging are Enterprise only
  • Enterprise pricing is custom and billed annually

Pricing, plan by plan

Dwolla

On request
  • Dwolla Payment API$undefined/year
    • Custom pricing built around transaction volume, rails used and integration needs
    • No published per-transaction rates or platform fees
    • Volume based plans for platforms and enterprises

Kong

Free
  • Kong Konnect Free TrialFree
    • 30-day free trial
    • Full enterprise functionality
    • Unlimited gateways
  • Kong Konnect Plus$null/month
    • Per gateway pricing billed monthly
    • Up to 5 Serverless Gateways, 2 Hybrid, 2 Dedicated Cloud Gateways
    • 1M API requests included per month
  • Kong Insomnia EssentialsFree
    • Unlimited projects and CLI access
    • Up to 3 Git Sync users
    • 1,000 mock server requests per month
  • Kong Insomnia Pro$12/month
    • Unlimited users with Git Sync access
    • Unlimited organizations
    • RBAC

Which should you pick?

Choose Dwolla if

  • You need ach transfers.
  • You also want instant payments.

Choose Kong if

  • You need api gateway.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes.
  • You also want authentication & authorization.

Questions people ask

Is Dwolla or Kong better?
Neither clearly leads. Dwolla starts at On request and Kong at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Dwolla or Kong?
Kong has a free tier; the other does not. Paid plans start at On request for Dwolla and Free for Kong.
Does Dwolla or Kong run on more platforms?
Dwolla runs on Web. Kong runs on Linux, Docker, Kubernetes.
Can I use Kong for free?
Yes. Kong has a free tier, so you can try it without paying. Dwolla starts at On request.
What is Dwolla best used for?
Dwolla is most often used for an insurance or lending platform disbursing funds to customer bank accounts where card payout fees would destroy the margin, a b2b marketplace collecting large invoice payments by bank transfer rather than paying interchange on cards, a payroll or gig platform that needs to pay workers instantly and wants the rail chosen automatically by receiving bank capability, a property management system collecting rent by ach with verified bank accounts and reliable return handling. Of those, an insurance or lending platform disbursing funds to customer bank accounts where card payout fees would destroy the margin and a b2b marketplace collecting large invoice payments by bank transfer rather than paying interchange on cards are not what Kong is typically brought in for.
What can Dwolla do that Kong cannot?
Dwolla covers ACH transfers, Instant payments, Rail orchestration, Bank account verification. Kong covers API Gateway, Authentication & Authorization, Rate Limiting, Kubernetes.

Answered from the vendors’ own pages

Dwolla: What does Dwolla cost?

It does not publish anything. Pricing is custom and built around volume, rails and integration. Establish the monthly platform fee and any minimum before negotiating per-transaction rates.

Kong: Does Kong offer a free trial?

Yes, Kong Konnect offers a 30-day free trial with full enterprise functionality, unlimited gateways, and no credit card required.

Source
Dwolla: Does it support instant payments?

Yes, through both the RTP network and the FedNow Service, with automatic selection based on the receiving bank. Where neither is supported, payments fall back to ACH.

Kong: How much does Kong Insomnia Pro cost?

Kong Insomnia Pro is $12 per user per month with 15% savings available for annual billing.

Source
Dwolla: Is Dwolla a bank?

No. It is a payments platform that works through banking partners. It does not offer deposit accounts or card issuing.

Kong: What are Kong Konnect Plus API request limits?

Kong Konnect Plus includes 1M API requests per month; additional requests cost $200 per 1M (maximum 10M per month).

Source
Dwolla: How does bank account verification work?

Either instantly through open banking connections or by micro-deposit verification, which takes a day or two but works where instant linking fails.

Kong: What is included in Kong Insomnia Enterprise?

Kong Insomnia Enterprise is $45 per user per month with SSO, SCIM, vault integrations, unlimited mock server requests, and Konnect integration.

Source
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