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APIs · head to head

i2c vs REST Client VSCode

i2c logo

i2c

APIs

Configurable card issuing and banking processing platform for banks and programme managers

From
On request
Rated
-
Full reviewWebsite
REST Client VSCode logo

REST Client VSCode

APIs

VSCode extension for making HTTP requests and testing REST APIs

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only REST Client VSCode has a free tier, so it costs nothing to try first.
  • Each has a real cost: i2c developer experience lags API-native competitors, and teams expecting Stripe-grade documentation and sandboxes find an enterprise integration project instead.; REST Client VSCode limited to Visual Studio Code; not available as a standalone application
  • They diverge on capability: i2c covers Configurable product engine, REST Client VSCode covers REST Client.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which i2c and REST Client VSCode actually diverge.

Attributes where i2c and REST Client VSCode differ
Attributei2cREST Client VSCode
Starting priceOn requestFree
Pricing modelquoteUnknown
Free tierNoYes
PlatformsWeb, REST APIWindows, macOS, Linux
FoundedUnknown2016

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 i2c

  • Configurable product engine
  • Credit and instalments
  • Multi-currency
  • Fraud and risk tooling
  • Digital banking front ends
  • Global scheme connectivity

Only in REST Client VSCode

  • REST Client
  • HTTP requests
  • Response viewing
  • VSCode
  • Environment variables
  • Custom headers
  • VSCode extension support

What people use each for

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

i2c

  • A bank wanting credit, debit and prepaid portfolios on one processor rather than threenot REST Client VSCode
  • An issuer in a market where local scheme and currency support rules out US-centric processorsnot REST Client VSCode
  • A programme manager launching instalment products without building a lending corenot REST Client VSCode
  • A credit union replacing an ageing processor without writing custom code for product rulesnot REST Client VSCode

REST Client VSCode

  • API Developmentnot i2c
  • API Gatewaynot i2c
  • API Testingnot i2c
  • API Documentationnot i2c
  • Microservicesnot i2c

Where each one falls short

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

i2c

  • Developer experience lags API-native competitors, and teams expecting Stripe-grade documentation and sandboxes find an enterprise integration project instead.
  • Implementations lean on i2c or partner professional services, so timelines and costs are set by a services queue rather than by your own engineering speed.
  • Pricing is per active card and per transaction with monthly minimums, none of it published, so comparing bids requires modelling your own portfolio carefully.
  • Configuration flexibility means product behaviour lives in platform settings rather than in your repository, which complicates version control, testing and audit trails.
  • As a private company with a broad global footprint, regional support depth is uneven, and a programme in a smaller market may get thinner service than a flagship account.

REST Client VSCode

  • Limited to Visual Studio Code; not available as a standalone application
  • No support for WebSocket, gRPC, or other advanced protocols
  • No cloud sync or team server features; requires Git-based workflow

Pricing, plan by plan

i2c

On request
  • i2c processing platform$undefined/year
    • Per-active-card and per-transaction processing fees
    • Minimum monthly commitments by programme
    • Implementation and configuration professional services

REST Client VSCode

Free

No published plan breakdown. See the REST Client VSCode review.

Which should you pick?

Choose i2c if

  • You need configurable product engine.
  • You work on Web, REST API.
  • You also want credit and instalments.
i2c review

Choose REST Client VSCode if

  • You need rest client.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want http requests.
REST Client VSCode review

Questions people ask

Is i2c or REST Client VSCode better?
Neither clearly leads. i2c starts at On request and REST Client VSCode at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, i2c or REST Client VSCode?
REST Client VSCode has a free tier; the other does not. Paid plans start at On request for i2c and Free for REST Client VSCode.
Does i2c or REST Client VSCode run on more platforms?
i2c runs on Web, REST API. REST Client VSCode runs on Windows, macOS, Linux.
Can I use REST Client VSCode for free?
Yes. REST Client VSCode has a free tier, so you can try it without paying. i2c starts at On request.
What is i2c best used for?
i2c is most often used for a bank wanting credit, debit and prepaid portfolios on one processor rather than three, an issuer in a market where local scheme and currency support rules out us-centric processors, a programme manager launching instalment products without building a lending core, a credit union replacing an ageing processor without writing custom code for product rules. Of those, a bank wanting credit, debit and prepaid portfolios on one processor rather than three and an issuer in a market where local scheme and currency support rules out us-centric processors are not what REST Client VSCode is typically brought in for.
What can i2c do that REST Client VSCode cannot?
i2c covers Configurable product engine, Credit and instalments, Multi-currency, Fraud and risk tooling. REST Client VSCode covers REST Client, HTTP requests, Response viewing, VSCode.

Answered from the vendors’ own pages

i2c: Does i2c issue the cards itself?

No. It processes; issuance sits with a bank or licensed issuer, and in most markets you need that relationship separately.

REST Client VSCode: How much does REST Client VSCode cost?

REST Client VSCode is completely free and open source. It is available on the Visual Studio Code Marketplace with no subscription or licensing fees.

Source
i2c: Can it handle revolving credit?

Yes. Credit, instalments and buy-now-pay-later sit on the same platform as debit and prepaid, which is unusual among modern processors.

REST Client VSCode: What authentication methods does REST Client support?

REST Client supports Basic Auth, Digest Auth, SSL certificates, Azure AD, and AWS Signature v4 authentication for API requests.

Source
i2c: Is it self-serve?

No. Expect a configuration-led implementation with professional services rather than signing up and calling an API.

REST Client VSCode: Can I save and manage multiple requests?

Yes. REST Client supports multiple requests per file using ### delimiters, request history with auto-save, environment variables for different configurations, and code snippet generation for multiple programming languages.

Source
REST Client VSCode: How do teams collaborate with REST Client?

REST Client requests are stored as text files that can be version-controlled in Git repositories. Teams collaborate by sharing requests through Git, making the API specs part of the codebase.

Source
REST Client VSCode: What protocols does REST Client support?

REST Client primarily supports HTTP/HTTPS and GraphQL. It does not support WebSocket, gRPC, or other advanced protocols available in desktop clients like Insomnia.

Source
REST Client VSCode: Is there cloud sync for REST Client requests?

No. REST Client has no built-in cloud sync or team server features. All collaboration and sharing relies on Git repository management.

Source
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