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APIs · head to head

Formance vs GraphQL Playground

Formance logo

Formance

APIs

Open source double-entry ledger and payment orchestration for money-moving software

From
Free
Rated
-
Full reviewWebsite
GraphQL Playground logo

GraphQL Playground

APIs

GraphQL IDE and documentation tool for building GraphQL APIs

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Formance formance holds no money and provides no regulatory cover, so it must be paired with a payments provider or bank, and buyers occasionally mistake a ledger for a treasury system and discover the gap late.; GraphQL Playground apollo's own documentation states GraphQL Playground is officially retired and no longer recommended, directing users to Apollo Sandbox instead
  • They diverge on capability: Formance covers Double-entry ledger, GraphQL Playground covers Query building.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Formance and GraphQL Playground actually diverge.

Attributes where Formance and GraphQL Playground differ
AttributeFormanceGraphQL Playground
Pricing modelOpen source, no licence feeopen-source
PlatformsLinux, Docker, Kubernetes, Web, APIWeb, Electron, Self-hosted
FoundedUnknown2018

Identical on both: starting price (Free), free tier (Yes), 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 Formance

  • Double-entry ledger
  • Numscript transaction DSL
  • Multi-currency
  • Payments connectivity
  • Reconciliation
  • Self-hosted deployment
  • Cloud offering
  • API and SDKs

Only in GraphQL Playground

  • Query building
  • Schema introspection
  • Real-time testing
  • GraphQL servers
  • Apollo Studio
  • Custom servers
  • Web support
  • Electron support

What people use each for

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

Formance

  • A marketplace splitting a single customer payment between seller, platform fee and tax that needs the split to be atomic and auditablenot GraphQL Playground
  • A fintech whose homegrown balances table produced numbers finance could not reconcile and now needs proper double-entry before an auditnot GraphQL Playground
  • A payments team that wants one normalised model across several PSPs so reconciliation is not written separately for eachnot GraphQL Playground
  • A company that wants its ledger under a licence it can keep running even if the vendor disappearsnot GraphQL Playground

GraphQL Playground

  • API Developmentnot Formance
  • API Gatewaynot Formance
  • API Testingnot Formance
  • API Documentationnot Formance
  • Microservicesnot Formance

Where each one falls short

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

Formance

  • Formance holds no money and provides no regulatory cover, so it must be paired with a payments provider or bank, and buyers occasionally mistake a ledger for a treasury system and discover the gap late.
  • Numscript is a domain-specific language your team must learn, and while it makes complex splits expressible it also means transaction logic sits outside the languages your engineers already debug well.
  • Self-hosting a ledger that must never lose or duplicate a transaction is a serious operational commitment covering backups, upgrades and Postgres tuning, which is real cost the zero licence fee hides.
  • Enterprise pricing is not published, so the difference between the free path and the supported path cannot be evaluated without a sales conversation.
  • The company is much smaller than the incumbent alternatives, and while the MIT licence protects the code it does not protect the roadmap, so features on the hosted side may arrive slowly or change direction.

GraphQL Playground

  • Apollo's own documentation states GraphQL Playground is officially retired and no longer recommended, directing users to Apollo Sandbox instead

Pricing, plan by plan

Formance

Free
  • Open SourceFree
    • MIT licensed core ledger
    • Numscript transaction DSL
    • Multi-currency tracking
  • Enterprise$undefined/year
    • Managed or private deployment
    • Payments connectivity and reconciliation
    • Support with response commitments

GraphQL Playground

Free
  • Open SourceFree
    • Full GraphQL IDE
    • Community support

Which should you pick?

Choose Formance if

  • You need double-entry ledger.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Web, API.
  • You also want numscript transaction dsl.
Formance review

Choose GraphQL Playground if

  • You need query building.
  • You want to start without paying.
  • You work on Web, Electron, Self-hosted.
  • You also want schema introspection.
GraphQL Playground review

Questions people ask

Is Formance or GraphQL Playground better?
Neither clearly leads. Formance starts at Free and GraphQL Playground at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Formance or GraphQL Playground?
Formance starts at Free and GraphQL Playground at Free.
Does Formance or GraphQL Playground run on more platforms?
Formance runs on Linux, Docker, Kubernetes, Web, API. GraphQL Playground runs on Web, Electron, Self-hosted.
Can I use Formance for free?
Both have a free tier, so you can try either at no cost before committing.
What is Formance best used for?
Formance is most often used for a marketplace splitting a single customer payment between seller, platform fee and tax that needs the split to be atomic and auditable, a fintech whose homegrown balances table produced numbers finance could not reconcile and now needs proper double-entry before an audit, a payments team that wants one normalised model across several psps so reconciliation is not written separately for each, a company that wants its ledger under a licence it can keep running even if the vendor disappears. Of those, a marketplace splitting a single customer payment between seller, platform fee and tax that needs the split to be atomic and auditable and a fintech whose homegrown balances table produced numbers finance could not reconcile and now needs proper double-entry before an audit are not what GraphQL Playground is typically brought in for.
What can Formance do that GraphQL Playground cannot?
Formance covers Double-entry ledger, Numscript transaction DSL, Multi-currency, Payments connectivity. GraphQL Playground covers Query building, Schema introspection, Real-time testing, GraphQL servers.

Answered from the vendors’ own pages

Formance: Is Formance really open source?

Yes. The core ledger is MIT licensed with full source access and no deployment restrictions.

GraphQL Playground: Is GraphQL Playground free to use?

GraphQL Playground is a testing tool for Apollo Server and is free to use as part of the Apollo Server documentation. However, the broader Apollo GraphQL platform has various paid tiers available for production use.

Source
Formance: Does Formance move money?

No. It records and orchestrates movements; the actual payments happen at a PSP or bank you connect.

GraphQL Playground: Is GraphQL Playground part of a paid product?

GraphQL Playground is a testing tool within the Apollo ecosystem. While Playground itself is free, Apollo offers paid tiers starting at $5 per million requests for the Developer tier, with Standard and Enterprise plans available at custom pricing.

Source
Formance: What does the enterprise version cost?

Not published. It is an annual subscription quoted per customer.

GraphQL Playground: What is the cost structure for Apollo GraphQL's paid plans?

Apollo uses volume-based tiered pricing for requests: first 250M operations cost $5.00 per million plus $2.00 for performance add-on; next 750M operations are $4.25 per million plus $1.50 add-on; additional tiers scale down to $3.00 per million plus $0.50 add-on for operations over 5 billion.

Source
Formance: Do I have to use Numscript?

Yes for anything beyond the simplest transfers. It is how multi-party transactions are expressed atomically.

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