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APIs · head to head

curl vs Vodeno

curl logo

curl

APIs

Command-line tool for transferring data using URLs with wide protocol support

From
Free
Rated
-
Full reviewWebsite
Vodeno logo

Vodeno

APIs

Banking-as-a-service platform running on a partner bank licence, backing NatWest's UK BaaS venture

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only curl has a free tier, so it costs nothing to try first.
  • Each has a real cost: curl open-source with no vendor pricing: curl is free and open-source under GPL 3.0; no subscription or licensing costs apply; Vodeno its actual regulatory backing differs by geography, Aion Bank in continental Europe versus NatWest in the UK, so a customer must understand which entity and licence they are actually contracting under rather than assuming one uniform Vodeno product.
  • They diverge on capability: curl covers HTTP/HTTPS, Vodeno covers Core banking infrastructure.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which curl and Vodeno actually diverge.

Attributes where curl and Vodeno differ
AttributecurlVodeno
Starting priceFreeOn request
Pricing modelopen-sourcequote
Free tierYesNo
PlatformsLinux, MacOS, Windows, Unix, MobileWeb, API
Founded1997Unknown

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 curl

  • HTTP/HTTPS
  • FTP
  • Multiple protocols
  • Universal compatibility
  • Scripting tools
  • Linux support
  • MacOS support
  • Windows support

Only in Vodeno

  • Core banking infrastructure
  • Card issuance via Mastercard
  • Lending and BNPL modules
  • White-label mobile apps
  • Digital onboarding and compliance
  • UK entity backed by NatWest

What people use each for

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

curl

  • API Developmentnot Vodeno
  • API Gatewaynot Vodeno
  • API Testingnot Vodeno
  • API Documentationnot Vodeno
  • Microservicesnot Vodeno

Vodeno

  • A European retailer or e-commerce business wanting to embed savings, lending or BNPL products under its own brandnot curl
  • A UK business wanting banking-as-a-service backed specifically by NatWest's banking technology and licencenot curl
  • A fintech wanting white-label mobile banking app infrastructure rather than building its own from scratchnot curl
  • A company comparing banking-as-a-service providers that want to understand which underlying bank licence actually backs the product in their marketnot curl

Where each one falls short

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

curl

  • Open-source with no vendor pricing: curl is free and open-source under GPL 3.0; no subscription or licensing costs apply
  • Commercial support costs hidden: site references 'commercial support available' but pricing is not detailed or accessible from homepage
  • No SaaS model: curl is a command-line tool and library; costs are limited to optional commercial support contracts (pricing unknown)
  • Self-support burden: free software means customers rely on community forums or undisclosed commercial support pricing

Vodeno

  • Its actual regulatory backing differs by geography, Aion Bank in continental Europe versus NatWest in the UK, so a customer must understand which entity and licence they are actually contracting under rather than assuming one uniform Vodeno product.
  • Pricing is entirely unpublished across both the European and UK businesses.
  • The scale of NatWest's investment (up to roughly £120 million) signals a business still working toward profitability, with NatWest itself targeting breakeven within five years of the venture launching, which is a meaningful timeline risk for a customer building long-term infrastructure dependency on it.
  • As banking-as-a-service infrastructure, any customer remains dependent on Vodeno's underlying bank partner maintaining its own licence and risk appetite, which is a layer of dependency beyond Vodeno's own commercial terms.
  • Product scope, such as lending and BNPL availability, may differ between the UK and European entities, so a company operating in both markets should not assume identical capability across the two.

Pricing, plan by plan

curl

Free
  • Open SourceFree
    • Full curl functionality
    • Community support

Vodeno

On request
  • Vodeno$undefined/year
    • Platform licensing fee, not published
    • Terms differ between the European (Aion Bank) and UK (NatWest) entities

Which should you pick?

Choose curl if

  • You need http/https.
  • You want to start without paying.
  • You work on Linux, MacOS, Windows, Unix, Mobile.
  • You also want ftp.
curl review

Choose Vodeno if

  • You need core banking infrastructure.
  • You work on Web, API.
  • You also want card issuance via mastercard.
Vodeno review

Questions people ask

Is curl or Vodeno better?
Neither clearly leads. curl starts at Free and Vodeno at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, curl or Vodeno?
curl has a free tier; the other does not. Paid plans start at Free for curl and On request for Vodeno.
Does curl or Vodeno run on more platforms?
curl runs on Linux, MacOS, Windows, Unix, Mobile. Vodeno runs on Web, API.
Can I use curl for free?
Yes. curl has a free tier, so you can try it without paying. Vodeno starts at On request.
What is curl best used for?
curl is most often used for api development, api gateway, api testing, api documentation. Of those, api development and api gateway are not what Vodeno is typically brought in for.
What can curl do that Vodeno cannot?
curl covers HTTP/HTTPS, FTP, Multiple protocols, Universal compatibility. Vodeno covers Core banking infrastructure, Card issuance via Mastercard, Lending and BNPL modules, White-label mobile apps.

Answered from the vendors’ own pages

curl: How much does curl cost?

curl is free and open-source software under the GPL 3.0 license. There is no cost to download, use, or modify the software.

Source
Vodeno: Does Vodeno hold its own banking licence?

No, it operates through partner banks, Aion Bank in continental Europe and NatWest in the UK.

curl: Is commercial support available for curl?

Yes. The curl website references 'commercial support available,' but pricing and details are not disclosed on the homepage and require visiting the support page.

Source
Vodeno: Is the UK business the same as the European business?

They are related but distinct entities backed by different bank partners, with different investment structures.

curl: Can I sponsor curl financially?

Yes. The curl website offers an option to 'Sponsor curl financially.' Visitors can donate to support curl development, but the donation link must be accessed through the site's support section.

Source
Vodeno: How much has NatWest invested?

A capped commitment of up to roughly £120 million into the UK entity, plus a separate roughly €58 million investment in Vodeno Group for an 18% stake.

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