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APIs · head to head

Paw vs Tuum

Paw logo

Paw

APIs

Full-featured REST client for macOS with powerful scripting and testing

From
$99/one-time
Rated
-
Full reviewWebsite
Tuum logo

Tuum

APIs

Modular core banking platform from Estonia, formerly branded Modularbank

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Paw no specific pricing amounts published for subscription tiers; Tuum it is a smaller, younger company than Mambu, so it has fewer live reference deployments and a shorter track record to evaluate risk against.
  • They diverge on capability: Paw covers REST Client, Tuum covers Modular product structure.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Paw and Tuum actually diverge.

Attributes where Paw and Tuum differ
AttributePawTuum
Starting price$99/one-timeOn request
Pricing modelsubscriptionquote
PlatformsMacOSWeb, API
Founded2013Unknown

Identical on both: free tier (No), 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 Paw

  • REST Client
  • Scripting
  • Dynamic Values
  • Slack
  • GitHub
  • Custom extensions
  • MacOS support

Only in Tuum

  • Modular product structure
  • Low-code integration middleware
  • Cloud-agnostic deployment
  • Multi-currency real-time accounts
  • Cards and lending modules
  • Faster migration timeline

What people use each for

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

Paw

  • API Developmentnot Tuum
  • API Gatewaynot Tuum
  • API Testingnot Tuum
  • API Documentationnot Tuum
  • Microservicesnot Tuum

Tuum

  • A bank wanting to migrate specific banking products to the cloud within months rather than replacing its entire core at oncenot Paw
  • A fintech in the DACH region or Middle East wanting a European core banking vendor with regional expansion focusnot Paw
  • An institution wanting low-code middleware to connect new modules to an existing legacy core rather than a full rebuildnot Paw
  • A company researching "Modularbank" that needs to confirm it is the same company now branded Tuumnot Paw

Where each one falls short

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

Paw

  • No specific pricing amounts published for subscription tiers
  • Individual and volume licensing requires direct contact
  • Limited details on team subscription pricing

Tuum

  • It is a smaller, younger company than Mambu, so it has fewer live reference deployments and a shorter track record to evaluate risk against.
  • The 2022-era rebrand from Modularbank to Tuum means older funding records, case studies and press coverage appear under a different name, complicating due diligence for anyone unaware of the change.
  • Pricing is entirely unpublished, requiring a sales conversation to budget against competing composable core vendors.
  • Its geographic expansion into DACH and the Middle East is comparatively recent, so support depth and local regulatory expertise in those markets are less proven than in its home Baltic and Nordic base.
  • As with any core banking platform, choosing Tuum is a multi-year infrastructure commitment; switching cores after implementation is a major undertaking regardless of how modular the initial adoption was.

Pricing, plan by plan

Paw

$99/one-time
  • Standard$99/one-time
    • Full REST client
    • Advanced scripting
    • Extensions
  • Annual License$49/yearly
    • All features
    • Updates
    • Priority support

Tuum

On request
  • Tuum$undefined/year
    • Subscription and module-based pricing, not published
    • Custom quote required via sales

Which should you pick?

Choose Paw if

  • You need rest client.
  • You work on MacOS.
  • You also want scripting.
Paw review

Choose Tuum if

  • You need modular product structure.
  • You work on Web, API.
  • You also want low-code integration middleware.
Tuum review

Questions people ask

Is Paw or Tuum better?
Neither clearly leads. Paw starts at $99/one-time and Tuum at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Paw or Tuum?
Paw starts at $99/one-time and Tuum at On request.
Does Paw or Tuum run on more platforms?
Paw runs on MacOS. Tuum runs on Web, API.
What is Paw best used for?
Paw is most often used for api development, api gateway, api testing, api documentation. Of those, api development and api gateway are not what Tuum is typically brought in for.
What can Paw do that Tuum cannot?
Paw covers REST Client, Scripting, Dynamic Values, Slack. Tuum covers Modular product structure, Low-code integration middleware, Cloud-agnostic deployment, Multi-currency real-time accounts.

Answered from the vendors’ own pages

Paw: How much does RapidAPI for Mac (Paw) cost?

Paw offers a free tier for personal and professional use. Paid subscription plans are available on monthly and yearly billing, but specific pricing amounts are not disclosed and require direct contact with RapidAPI.

Source
Tuum: Is Tuum the same company as Modularbank?

Yes, Modularbank rebranded to Tuum; it is the same company and platform.

Paw: Is there a free version of Paw?

Yes, RapidAPI for Mac (Paw) is free for both personal and professional use.

Source
Tuum: Where is it strongest geographically?

Its base is Estonia and the Nordic and Baltic region, with newer expansion into DACH and the Middle East.

Paw: What features are included in the free version of Paw?

The free tier includes HTTP client capabilities for API testing, API documentation, personal sync across devices, and support for Swagger, RAML, and API Blueprint formats.

Source
Tuum: Is pricing published?

No, subscription and module pricing require a sales conversation.

Paw: What additional features do Paw team subscriptions include?

Team subscription plans include all personal features plus collaborative tools, team project access, synchronized workflows with safe data merges, and real-time notifications and updates.

Source
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