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APIs · head to head

Svix vs Vodeno

Svix logo

Svix

APIs

Outbound webhook sending as a service, with retries, signing and a customer-facing portal

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 Svix has a free tier, so it costs nothing to try first.
  • Each has a real cost: Svix the Professional tier at 490 US dollars a month includes the same 50,000 messages as the free tier, so the upgrade buys SLA, throughput and retention rather than volume, which is a jarring step for a growing product.; 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: Svix covers Automatic retries, Vodeno covers Core banking infrastructure.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Svix and Vodeno actually diverge.

Attributes where Svix and Vodeno differ
AttributeSvixVodeno
Starting priceFreeOn request
Pricing modelPer month by message countquote
Free tierYesNo
PlatformsWeb, Cloud, DockerWeb, API

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 Svix

  • Automatic retries
  • Payload signing
  • Consumer portal
  • Event types and filtering
  • Delivery logs and replay
  • Rate limiting
  • Static source IPs
  • Language SDKs

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.

Svix

  • A SaaS company adding webhooks to its API that does not want to build retry, signing and a customer debugging UI from scratchnot Vodeno
  • A payments or fintech product whose customers need signature verification libraries in several languages they did not writenot Vodeno
  • An engineering team drowning in support tickets from customers whose endpoints silently failed and who need self-service delivery logsnot Vodeno
  • A platform with a small number of very slow customer endpoints that must not delay deliveries to everyone elsenot Vodeno

Vodeno

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

Where each one falls short

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

Svix

  • The Professional tier at 490 US dollars a month includes the same 50,000 messages as the free tier, so the upgrade buys SLA, throughput and retention rather than volume, which is a jarring step for a growing product.
  • Only attempted messages count toward usage, but a customer with many subscribed endpoints multiplies a single event into many billable messages, and forecasting that fan-out before launch is difficult.
  • The open source server is MIT licensed but trails the hosted product in features, so self-hosting is a fallback position rather than a genuinely equivalent option.
  • Routing outbound customer traffic through a third party puts a vendor in the delivery path for events your customers may treat as contractual, which some security reviews will not accept.
  • Payload retention is 30 days on the free tier and 90 on Professional, so anyone needing longer delivery history for audit must pay for Enterprise or log independently.

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

Svix

Free
  • FreeFree
    • 50,000 messages a month included
    • Overage at $0.0001 per message
    • 99.9% uptime SLA
  • Professional$490/month
    • 50,000 messages included, same as free
    • 99.99% uptime SLA
    • 800 messages per second
  • Enterprise$undefined/year
    • Custom volume and rate limits
    • 99.999% uptime SLA
    • Custom retention

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 Svix if

  • You need automatic retries.
  • You want to start without paying.
  • You work on Web, Cloud, Docker.
  • You also want payload signing.
Svix 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 Svix or Vodeno better?
Neither clearly leads. Svix 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, Svix or Vodeno?
Svix has a free tier; the other does not. Paid plans start at Free for Svix and On request for Vodeno.
Does Svix or Vodeno run on more platforms?
Svix runs on Web, Cloud, Docker. Vodeno runs on Web, API.
Can I use Svix for free?
Yes. Svix has a free tier, so you can try it without paying. Vodeno starts at On request.
What is Svix best used for?
Svix is most often used for a saas company adding webhooks to its api that does not want to build retry, signing and a customer debugging ui from scratch, a payments or fintech product whose customers need signature verification libraries in several languages they did not write, an engineering team drowning in support tickets from customers whose endpoints silently failed and who need self-service delivery logs, a platform with a small number of very slow customer endpoints that must not delay deliveries to everyone else. Of those, a saas company adding webhooks to its api that does not want to build retry, signing and a customer debugging ui from scratch and a payments or fintech product whose customers need signature verification libraries in several languages they did not write are not what Vodeno is typically brought in for.
What can Svix do that Vodeno cannot?
Svix covers Automatic retries, Payload signing, Consumer portal, Event types and filtering. Vodeno covers Core banking infrastructure, Card issuance via Mastercard, Lending and BNPL modules, White-label mobile apps.

Answered from the vendors’ own pages

Svix: How much does Svix cost?

Free up to 50,000 messages a month; Professional starts at 490 US dollars a month with the same included volume but better SLA and throughput.

Vodeno: Does Vodeno hold its own banking licence?

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

Svix: Can I self-host it?

Yes, there is an MIT licensed server, but it lags the hosted service in features and has no SLA.

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.

Svix: What counts as a message?

Attempted or transformed deliveries. Retries and messages filtered out because no endpoint subscribed are not charged.

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.

Svix: Does it handle inbound webhooks?

Its focus is outbound sending on behalf of API providers, not receiving webhooks from third parties.

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