# Insomnia vs Thunder Client

| Attribute | Insomnia | Thunder Client |
|---|---|---|
| **vioscaleAI score** | 63 (75% (high)) | 61.5 (29% (low)) |
| activity.commits_last_30d | 53 | - |
| adoption.dependent_repos | 91 | - |
| adoption.github_stars | 40,046 | - |
| adoption.stackoverflow_questions | 900 | - |
| content.faq | `[{"answer":"A desktop and cloud-based development tool that enables teams to build, test, and debug APIs with support for REST, GraphQL, and gRPC. Includes API design workflows, mocking servers, automated testing capabilities, and integrates with Kong Konnect for API governance and discovery. It is indexed under API Development Tools.","source":"https://insomnia.rest/pricing/contact","question":"What is Insomnia?","confidence":0.6},{"answer":"Insomnia is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. A commercial or hosted edition starts at $12 per user per month. Pricing changes often, so verify at source before relying on it.","source":"https://insomnia.rest","question":"Is Insomnia free to use?","confidence":0.6},{"answer":"Insomnia supports the web, Windows, macOS and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://insomnia.rest/pricing/contact","question":"What platforms does Insomnia support?","confidence":0.6},{"answer":"Yes. Insomnia can be deployed cloud / SaaS, hybrid and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://insomnia.rest/pricing/contact","question":"Can Insomnia be self-hosted?","confidence":0.6},{"answer":"We have confirmed 8 integrations for Insomnia, including Kong Konnect, Google, GitHub, Microsoft, HashiCorp Vault, Azure Key Vault, AWS Secrets Manager and GCP Secret Manager. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://insomnia.rest/pricing/contact","question":"What does Insomnia integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 for Insomnia. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Insomnia not holding them. Always confirm compliance directly before you rely on it.","source":"https://insomnia.rest","question":"What security certifications does Insomnia have?","confidence":0.48},{"answer":"Yes. Insomnia is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/Kong/insomnia","question":"Is Insomnia open source?","confidence":0.95},{"answer":"Insomnia is available worldwide. Its primary market is the United States.","source":"https://insomnia.rest/pricing/contact","question":"Where is Insomnia available?","confidence":0.5}]` | `[{"answer":"A VS Code extension for testing and managing REST API requests with a clean, simple interface. Supports team collaboration by storing request data in Git repositories and includes advanced CLI capabilities. It is indexed under API Development Tools.","source":"https://www.thunderclient.com/","question":"What is Thunder Client?","confidence":0.6},{"answer":"Thunder Client offers a free tier, so you can start without paying. Paid plans start at $3 per user per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://www.thunderclient.com/pricing","question":"Is Thunder Client free?","confidence":0.6},{"answer":"Thunder Client supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.thunderclient.com/pricing","question":"What platforms does Thunder Client support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Thunder Client, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.thunderclient.com/pricing","question":"Can Thunder Client be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Thunder Client. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Thunder Client not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.thunderclient.com/privacy","question":"What security certifications does Thunder Client have?","confidence":0.7},{"answer":"Thunder Client is available worldwide. The vendor is headquartered in Ireland.","source":"https://www.thunderclient.com/pricing","question":"Where is Thunder Client available?","confidence":0.75}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true}` |
| description.long | An open-source application for designing, testing, and managing APIs across REST, GraphQL, gRPC, WebSockets and other HTTP protocols, with flexible local, cloud, and git-based storage options. | A VS Code extension for testing and managing REST API requests with a clean, simple interface. Supports team collaboration by storing request data in Git repositories and includes advanced CLI capabilities. |
| features.capabilities | `{"api_docs":true,"mock_server":true,"rest_client":true,"grpc_support":true,"collaboration":true,"ci_integration":true,"openapi_import":true,"graphql_support":true,"automated_testing":true}` | `{"rest_client":true,"grpc_support":true,"collaboration":true,"ci_integration":true,"graphql_support":true,"automated_testing":true}` |
| integrations.count | 2 | 2 |
| integrations.list | `[{"name":"Kong Konnect"},{"name":"Google"},{"name":"GitHub"},{"name":"Microsoft"},{"name":"HashiCorp Vault"},{"name":"Azure Key Vault"},{"name":"AWS Secrets Manager"},{"name":"GCP Secret Manager"},{"name":"Spectral","native":false,"direction":"inbound"}]` | `[{"name":"Azure"},{"name":"AWS"}]` |
| language.primary | TypeScript | - |
| license.spdx | Apache-2.0 | - |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"IE","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"mac":true,"linux":true,"windows":true}` | `{"cli":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Essentials","summary":"Free forever","features":["Unlimited Git Sync projects for small teams","Unlimited Cloud/Local projects","Inso CLI access for CI/CD","Unlimited collection runs","Unlimited environments","1,000 mock server requests/month","End-to-end encryption (E2EE)","Custom linting rules","Unlimited plugins"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Everything your team needs to get started","contactSales":false,"includedLimits":{"mock_requests":"1,000/month","collection_runs":"Unlimited","git_sync_projects":"Unlimited (small teams)","cloud_local_projects":"Unlimited"}},{"free":false,"name":"Pro","summary":"$12/user/mo (15% savings annually)","features":["Everything in Essentials","Unlimited users","Git Sync for all users","Unlimited organizations","Role-based access control (RBAC)","10,000 mock server requests/month"],"components":[{"kind":"per_unit","unit":"seat","amount":12,"period":"month","currency":"USD"}],"description":"More control for scaling teams","contactSales":false,"includedLimits":{"mock_requests":"10,000/month"}},{"free":false,"name":"Enterprise","summary":"$45/user/mo (self-serve up to 50 users)","features":["Everything in Pro","Native Kong Konnect integration","SSO (SAML/OIDC) and SCIM","Mandate data storage location","Domain capture and invite control","Enterprise support","SOC2 compliance and security testing","Native vault integrations (AWS, GCP, Hashicorp, Azure)","Unlimited mock server requests","Custom payment options","Kong professional services"],"minSeats":50,"components":[{"kind":"per_unit","unit":"seat","amount":45,"period":"month","currency":"USD"}],"description":"Work at scale across many teams","contactSales":true,"includedLimits":{"mock_requests":"Unlimited"}}],"addOns":[{"name":"Mock server requests","components":[{"per":{"qty":25000,"unit":"requests"},"kind":"metered","amount":10,"currency":"USD"}]}],"summary":"Free tier with unlimited projects and Git Sync. Pro from $12/user/mo. Enterprise from $45/user/mo with contact sales for 50+ users.","currency":"USD","freeTier":true,"sourceUrl":"https://insomnia.rest","retrievedAt":"2026-08-05T14:09:30.639Z","freeTrialDays":14,"startingPrice":{"amount":12,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` | `{"type":"subscription","plans":[{"free":true,"name":"Free","features":["VS Code extension","Local storage"],"commitment":"monthly","components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"contactSales":false},{"free":false,"name":"Starter","summary":"$3/user/month billed annually","features":["VS Code & JetBrains extensions","Team features","CLI & CI/CD","WebSocket, SSE, gRPC","250 Collection Runs per user"],"commitment":"annual","components":[{"kind":"per_unit","unit":"seat","amount":3,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"collection_runs":"250/month"}},{"free":false,"name":"Business","summary":"$7/user/month billed annually","features":["VS Code & JetBrains extensions","Team features","CLI & CI/CD","WebSocket, SSE, gRPC","500 Collection Runs per user"],"commitment":"annual","components":[{"kind":"per_unit","unit":"seat","amount":7,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"collection_runs":"500/month"}},{"free":false,"name":"Enterprise","summary":"$16/user/month billed annually","features":["VS Code & JetBrains extensions","Team features","CLI & CI/CD","WebSocket, SSE, gRPC","Unlimited Collection Runs","Offline Activation","Enterprise SSO","Secrets Manager Integration (Azure & AWS)","License Management API","Audit Logs","Performance Testing"],"commitment":"annual","components":[{"kind":"per_unit","unit":"seat","amount":16,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"collection_runs":"Unlimited"}}],"summary":"From free to $16/user/month. 14-day free trial available.","currency":"USD","freeTier":true,"sourceUrl":"https://www.thunderclient.com/pricing","retrievedAt":"2026-08-14T08:32:19.922Z","freeTrialDays":14,"startingPrice":{"amount":3,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | low | low |
| pricing.transparent | no | yes |
| release.cadence_days | 6 | - |
| release.history | `[{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.3.1","date":"2026-10-09T07:35:39Z","type":"stable","version":"core@13.3.1"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.3.1-beta.1","date":"2026-09-28T12:27:59Z","type":"prerelease","version":"core@13.3.1-beta.1"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.3.0","date":"2026-09-23T11:04:33Z","type":"stable","version":"core@13.3.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.3.0-beta.1","date":"2026-09-21T09:56:45Z","type":"prerelease","version":"core@13.3.0-beta.1"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.3.0-beta.0","date":"2026-09-16T14:13:55Z","type":"prerelease","version":"core@13.3.0-beta.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.2.0","date":"2026-08-25T08:32:57Z","type":"stable","version":"core@13.2.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.2.0-beta.1","date":"2026-08-20T20:41:29Z","type":"prerelease","version":"core@13.2.0-beta.1"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.2.0-beta.0","date":"2026-08-14T14:45:21Z","type":"prerelease","version":"core@13.2.0-beta.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.1.0","date":"2026-07-24T00:54:38Z","type":"stable","version":"core@13.1.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.1.0-beta.1","date":"2026-07-22T07:30:36Z","type":"prerelease","version":"core@13.1.0-beta.1"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.1.0-beta.0","date":"2026-07-13T21:27:58Z","type":"prerelease","version":"core@13.1.0-beta.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.0.2","date":"2026-06-24T20:55:22Z","type":"stable","version":"core@13.0.2"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.0.1","date":"2026-06-18T12:29:48Z","type":"stable","version":"core@13.0.1"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.0.0","date":"2026-06-16T11:42:10Z","type":"stable","version":"core@13.0.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.0.0-beta.1","date":"2026-06-11T22:20:36Z","type":"prerelease","version":"core@13.0.0-beta.1"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4013.0.0-beta.0","date":"2026-06-05T06:09:48Z","type":"prerelease","version":"core@13.0.0-beta.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4012.6.0","date":"2026-05-22T00:40:00Z","type":"stable","version":"core@12.6.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4012.6.0-beta.0","date":"2026-05-11T19:04:13Z","type":"prerelease","version":"core@12.6.0-beta.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4012.5.1-alpha.0","date":"2026-04-11T01:00:33Z","type":"prerelease","version":"core@12.5.1-alpha.0"},{"url":"https://github.com/Kong/insomnia/releases/tag/core%4012.5.0","date":"2026-04-02T00:50:58Z","type":"stable","version":"core@12.5.0"}]` | - |
| reliability.status_page | yes | - |
| security.certifications | `[{"name":"SOC 2 Type II","level":"Type II","status":"active"},{"name":"ISO 27001","status":"active"},{"name":"ISO 27018","status":"active"}]` | - |
| security.gdpr | - | yes |
| security.iso27001 | yes | - |
| security.scorecard | 8.8 | - |
| security.soc2 | yes | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=insomnia-importers&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (API Development Tools)

| Capability | Insomnia | Thunder Client |
|---|:--:|:--:|
| **Core** |  |  |
| REST client | ✓ | ✓ |
| GraphQL support | ✓ | ✓ |
| gRPC support | ✓ | ✓ |
| **Design** |  |  |
| Mock servers | ✓ | - |
| **Testing** |  |  |
| Automated / contract testing | ✓ | ✓ |
| **Collaboration** |  |  |
| Team collaboration & sharing | ✓ | ✓ |
| **Docs** |  |  |
| Doc generation | ✓ | - |
| **Standards** |  |  |
| OpenAPI / spec import | ✓ | - |
| **Ops** |  |  |
| CI integration / CLI | ✓ | ✓ |

*Source: vioscaleAI. Generated 2026-10-16T19:02:56.328Z. "-" = undocumented, not absent.*