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Testing · head to head

Insomnia vs WSO2 API Manager

Insomnia logo

Insomnia

Testing

REST and GraphQL API client for development and testing

From
Free
Rated
-
Full reviewWebsite
WSO2 API Manager logo

WSO2 API Manager

APIs

Complete API management platform for designing and managing APIs

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Insomnia git Sync on the free tier covers up to 3 users only; WSO2 API Manager the free open source distribution does not include a subscription to the WSO2 Update service, so continuous improvements and security patches require a paid subscription
  • They diverge on capability: Insomnia covers REST API Client, WSO2 API Manager covers API Gateway.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Insomnia and WSO2 API Manager actually diverge.

Attributes where Insomnia and WSO2 API Manager differ
AttributeInsomniaWSO2 API Manager
Pricing modelfreemiumopen-source
PlatformsWindows, MacOS, Linux, WebJava, Linux, Docker, Kubernetes
CategoryTestingAPIs
Founded20102005

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

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 Insomnia

  • REST API Client
  • GraphQL Support
  • gRPC Support
  • GitHub
  • GitLab
  • Slack
  • Windows support
  • MacOS support

Only in WSO2 API Manager

  • API Gateway
  • API Designer
  • Developer Portal
  • LDAP
  • Okta
  • Keycloak
  • Microservices
  • Java support

Both cover

  • Linux support

What people use each for

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

Insomnia

  • Sending and debugging HTTP, GraphQL and gRPC requestsnot WSO2 API Manager
  • Storing collections in Git rather than a vendor cloudnot WSO2 API Manager
  • Mocking an API endpoint before it existsnot WSO2 API Manager
  • Running collections in CI with the Inso CLInot WSO2 API Manager
  • Environment management across staging and productionnot WSO2 API Manager

WSO2 API Manager

  • Publishing, securing and rate limiting APIs behind a gatewaynot Insomnia
  • Running an API developer portal with subscription key managementnot Insomnia
  • Self hosting an open source API management layer on premisesnot Insomnia

Where each one falls short

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

Insomnia

  • Git Sync on the free tier covers up to 3 users only
  • Mock servers are capped at 1,000 requests a month on free, then $10 per 25,000
  • Role-based access control requires Pro at $12 per user per month
  • SSO, SCIM and vault integrations are Enterprise only at $45 per user per month
  • Working without an account is limited to the local-only Scratch Pad

WSO2 API Manager

  • The free open source distribution does not include a subscription to the WSO2 Update service, so continuous improvements and security patches require a paid subscription
  • A commercial production licence is not part of the free download and comes only with a subscription
  • No subscription price is published; Basic Support and Enterprise Support both require contacting sales for a quote
  • 24x7x365 coverage requires Enterprise Support; the general query SLA is one business day
  • A Customer Success Manager is a paid optional add on covering business hours only
  • Consulting services and WSO2 Private Cloud hosting are quoted separately

Pricing, plan by plan

Insomnia

Free
  • EssentialsFree
    • unlimited Cloud/Local projects
    • up to 3 users with Git Sync
    • 1,000 mock server requests/month
  • Pro$12/user/month
    • unlimited users with Git Sync access
    • unlimited organizations
    • role-based access control
  • Enterprise$45/user/month
    • Kong Konnect integration
    • SSO (SAML/OIDC)
    • SCIM provisioning

WSO2 API Manager

Free
  • CommunityFree
    • Core API management
    • Community support
  • Commercial$undefined/monthly
    • Enterprise features
    • Technical support
    • SLA

Which should you pick?

Choose Insomnia if

  • You need rest api client.
  • You want to start without paying.
  • You work on Windows, MacOS, Linux, Web.
  • You also want graphql support.
Insomnia review

Choose WSO2 API Manager if

  • You need api gateway.
  • You want to start without paying.
  • You work on Java, Linux, Docker, Kubernetes.
  • You also want api designer.
WSO2 API Manager review

Questions people ask

Is Insomnia or WSO2 API Manager better?
Neither clearly leads. Insomnia starts at Free and WSO2 API Manager at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Insomnia or WSO2 API Manager?
Insomnia starts at Free and WSO2 API Manager at Free.
Does Insomnia or WSO2 API Manager run on more platforms?
Insomnia runs on Windows, MacOS, Linux, Web. WSO2 API Manager runs on Java, Linux, Docker, Kubernetes.
Can I use Insomnia for free?
Both have a free tier, so you can try either at no cost before committing.
What is Insomnia best used for?
Insomnia is most often used for sending and debugging http, graphql and grpc requests, storing collections in git rather than a vendor cloud, mocking an api endpoint before it exists, running collections in ci with the inso cli. Of those, sending and debugging http, graphql and grpc requests and storing collections in git rather than a vendor cloud are not what WSO2 API Manager is typically brought in for.
What can Insomnia do that WSO2 API Manager cannot?
Insomnia covers REST API Client, GraphQL Support, gRPC Support, GitHub. WSO2 API Manager covers API Gateway, API Designer, Developer Portal, LDAP. Both handle Linux support.

Answered from the vendors’ own pages

Insomnia: How much does Insomnia cost?

Insomnia offers a free Essentials plan. Pro plans cost $12 per user per month with annual billing offering 17% savings. Enterprise plans cost $45 per user per month with support for up to 50 users self-serve; contact sales for larger teams.

Source
WSO2 API Manager: How is WSO2 API Manager priced?

WSO2 API Manager pricing is not published on their website. As an enterprise API management platform, pricing is custom-quoted based on deployment model and organizational requirements.

Source
Insomnia: Is there a free version of Insomnia?

Yes, the Essentials plan is free and includes unlimited Cloud and Local projects, Git Sync for up to 3 users, 1,000 mock server requests per month, Inso CLI, E2EE, custom linting, plugins, and AI features.

Source
WSO2 API Manager: Does WSO2 API Manager offer different pricing for on-premises versus cloud deployments?

WSO2 API Manager supports multiple deployment options including on-premises and cloud, but pricing structures for different deployment models are not publicly disclosed.

Source
Insomnia: What mock server request limits apply to Insomnia plans?

Essentials includes 1,000 mock server requests per month. Pro includes 10,000 requests per month. Enterprise includes unlimited mock server requests. Additional mock server requests beyond plan allowances cost $10 per 25,000 requests.

Source
WSO2 API Manager: What deployment flexibility does WSO2 API Manager provide?

WSO2 API Manager enables flexible deployment on-premises or in cloud environments, but specific pricing tiers for each deployment model require contacting WSO2 sales.

Source
WSO2 API Manager: How would I request a WSO2 API Manager pricing quote?

Organizations can request pricing quotes by contacting WSO2 sales through their website. Custom quotes depend on API volume, deployment model, and feature requirements.

Source
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