# Jest vs Testim

**Leader by vioscaleAI score:** Jest

| Attribute | Jest | Testim |
|---|---|---|
| **vioscaleAI score** | 79.8 (69% (medium)) | 44.3 (70% (medium)) |
| activity.commits_last_30d | 71 | - |
| adoption.dependent_repos | 2,802,343 | - |
| adoption.github_stars | 45,478 | - |
| adoption.package_downloads_weekly | 46,829,919 | - |
| adoption.stackoverflow_questions | 44,000 | - |
| content.faq | `[{"answer":"Jest is a testing framework for JavaScript projects that provides tools for writing and running unit tests. It is designed for developers building applications with JavaScript, TypeScript, React, Angular, Vue, and Node.js, and emphasizes minimal configuration while offering extensive built-in testing capabilities.","source":"https://jestjs.io","question":"What is Jest and who should use it?","confidence":0.95},{"answer":"Yes, Jest is open-source and free to use under an open-source license, maintained by the OpenJS Foundation and its community contributors. There is no commercial licensing model, paid tier, or associated costs for using Jest.","source":"https://jestjs.io","question":"Is Jest open-source and free to use?","confidence":0.95},{"answer":"Jest can be installed as a development dependency using npm, yarn, pnpm, or bun by running a single install command. After installation, you add a test script to your package.json, create test files alongside your source code, and run tests immediately with minimal or no configuration required.","source":"https://jestjs.io/docs/getting-started","question":"How do I install and get started with Jest?","confidence":0.95},{"answer":"Snapshot testing captures the output of a component or function and stores it in a reference file, then compares future test runs against that snapshot to detect unintended changes. This is particularly useful for testing React components, API responses, and other complex serialized values where checking exact output structure is important.","source":"https://jestjs.io/docs/snapshot-testing","question":"What does Jest's snapshot testing feature do?","confidence":0.95},{"answer":"Mock functions let you replace real function implementations with test versions that capture how they were called, what arguments they received, and what they returned. This enables isolation testing and verification of interactions between code units without depending on external implementations.","source":"https://jestjs.io/docs/mock-functions","question":"What are mock functions in Jest and why use them?","confidence":0.95},{"answer":"Yes, Jest includes built-in code coverage reporting that can be enabled with the --coverage flag, which generates coverage reports without requiring additional setup or external tools. You can configure coverage collection to target specific files, specify coverage thresholds, and choose between different coverage providers.","source":"https://jestjs.io/docs/cli","question":"Does Jest provide built-in code coverage reporting?","confidence":0.92},{"answer":"Jest supports TypeScript through ts-jest or Babel setup, and integrates with popular frameworks including React, Angular, Vue, and Node.js. The framework is flexible and extensible, allowing configuration for different transpilers and module systems including webpack and CommonJS environments.","source":"https://jestjs.io/docs/getting-started","question":"Can Jest work with TypeScript and other JavaScript frameworks?","confidence":0.93},{"answer":"Jest emphasizes zero-configuration setup, parallel test execution for speed, built-in snapshot testing, comprehensive mocking and assertion APIs, clear error messages, and code coverage out-of-the-box. These features make it production-ready without requiring a complex learning curve or setup for typical JavaScript projects.","source":"https://jestjs.io","question":"What are Jest's core strengths as a testing framework?","confidence":0.9}]` | `[{"answer":"A test automation platform that uses artificial intelligence to help teams create, execute, and maintain end-to-end tests across web applications, mobile apps, and Salesforce environments. It combines low-code authoring with intelligent test stabilization to reduce maintenance overhead and accelerate quality assurance. It is indexed under Testing Tools.","source":"https://www.testim.io/pricing-old/","question":"What is Testim?","confidence":0.6},{"answer":"Testim does not publish its prices. Pricing is quoted on request, across 4 plans (Community, Essentials, Pro and Mobile), so the figure depends on your seat count and requirements. We record this as a pricing-transparency signal rather than guessing a number. Pricing changes often, so verify at source before relying on it.","source":"https://www.testim.io/pricing-old/","question":"How much does Testim cost?","confidence":0.6},{"answer":"Testim supports the web, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.testim.io/pricing-old/","question":"What platforms does Testim support?","confidence":0.6},{"answer":"Yes. Testim can be deployed cloud / SaaS, hybrid and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.testim.io/pricing-old/","question":"Can Testim be self-hosted?","confidence":0.6},{"answer":"We have confirmed 6 integrations for Testim, including SeaLights, Selenium Grid, Puppeteer, Playwright, CI/CD tools and Collaboration tools. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.testim.io/pricing-old/","question":"What does Testim integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 for Testim. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Testim not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.testim.io/pricing-old/","question":"What security certifications does Testim have?","confidence":0.6},{"answer":"Testim is available worldwide. The vendor is headquartered in the United States.","source":"https://www.testim.io/pricing-old/","question":"Where is Testim available?","confidence":0.75}]` |
| deployment.options | - | `{"cloud":true,"hybrid":true,"self_hosted":true}` |
| description.long | Jest is a testing tool designed to work automatically with most JavaScript projects, providing features like test snapshots and watch mode for interactive test-driven development. | A testing platform that uses AI agents to generate and maintain Salesforce tests from natural language descriptions, with built-in Salesforce-specific operations and automatic test maintenance across platform updates. |
| features.capabilities | `{"mocking":true,"coverage":true,"languages":"JavaScript, TypeScript","assertions":true,"test_types":"unit","watch_mode":true,"ci_integration":true,"snapshot_testing":true,"browser_automation":false,"parallel_execution":true}` | `{"mocking":false,"coverage":true,"assertions":false,"watch_mode":false,"ci_integration":true,"snapshot_testing":false,"browser_automation":true,"parallel_execution":true}` |
| integrations.count | 7 | 6 |
| integrations.list | `[{"name":"React"},{"name":"Angular"},{"name":"Vue"},{"name":"TypeScript"},{"name":"Babel"},{"name":"Node"},{"name":"React Native","native":true},{"name":"webpack","native":true},{"name":"Vite","native":true},{"name":"Parcel","native":true}]` | `[{"name":"SeaLights"},{"name":"Selenium Grid"},{"name":"Puppeteer"},{"name":"Playwright"},{"name":"CI/CD tools"},{"name":"Collaboration tools"}]` |
| language.primary | TypeScript | - |
| license.spdx | MIT | - |
| market.availability | `{"source":"https://jestjs.io","hqCountry":"US","confidence":0.95,"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true}` | `{"ios":true,"web":true,"android":true}` |
| pricing | `{"type":"open_source","summary":"Free and open source","freeTier":true,"sourceUrl":"https://jestjs.io","retrievedAt":"2026-08-14T11:04:15.584Z"}` | `{"type":"subscription","plans":[{"free":true,"name":"Community","summary":"Free","features":["Web testing","Limited self-service support via documentation and Slack channel"],"description":"Free plan for web testing","contactSales":false},{"free":false,"name":"Essentials","summary":"Pricing available by contacting sales","features":["24x5 online chat support"],"contactSales":true},{"free":false,"name":"Pro","summary":"Pricing available by contacting sales","features":["24x5 online chat support","Test export to Puppeteer, Selenium, Playwright"],"contactSales":true},{"free":false,"name":"Mobile","summary":"Pricing available by contacting sales","features":["Native mobile application testing","Virtual and physical device support","24x5 online chat support"],"description":"Platform purchase including one parallel test","contactSales":true}],"addOns":[{"name":"Additional Parallel Tests"},{"name":"Real Device Access"}],"summary":"Free community plan available. Essentials, Pro, and Mobile plans require contacting sales for pricing.","freeTier":true,"sourceUrl":"https://www.testim.io/pricing-old/","retrievedAt":"2026-08-13T23:00:24.882Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | freemium |
| pricing.price_level | free | low |
| pricing.transparent | - | no |
| release.cadence_days | 13 | - |
| release.history | `[{"url":"https://github.com/jestjs/jest/releases/tag/v30.5.2","date":"2026-09-18T13:57:03Z","type":"stable","version":"v30.5.2"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.5.1","date":"2026-09-01T07:58:26Z","type":"stable","version":"v30.5.1"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.5.0","date":"2026-08-28T08:29:30Z","type":"stable","version":"v30.5.0"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.4.2","date":"2026-05-09T00:32:04Z","type":"stable","version":"v30.4.2"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.4.1","date":"2026-05-08T08:42:32Z","type":"stable","version":"v30.4.1"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.4.0","date":"2026-05-07T18:47:24Z","type":"stable","version":"v30.4.0"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.3.0","date":"2026-03-10T02:01:31Z","type":"stable","version":"v30.3.0"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.2.0","date":"2025-09-28T07:33:58Z","type":"stable","version":"v30.2.0"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.1.3","date":"2025-09-03T07:49:01Z","type":"stable","version":"v30.1.3"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.1.2","date":"2025-09-03T07:48:42Z","type":"stable","version":"v30.1.2"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.1.1","date":"2025-08-27T13:44:47Z","type":"stable","version":"v30.1.1"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.1.0","date":"2025-08-27T04:53:13Z","type":"stable","version":"v30.1.0"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.0.2","date":"2025-06-19T11:01:23Z","type":"stable","version":"v30.0.2"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.0.1","date":"2025-06-18T23:36:13Z","type":"stable","version":"v30.0.1"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.0.0","date":"2025-06-10T02:23:20Z","type":"stable","version":"v30.0.0"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.0.0-beta.4","date":"2025-05-27T07:05:50Z","type":"prerelease","version":"v30.0.0-beta.4"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.0.0-beta.3","date":"2025-05-27T03:34:40Z","type":"prerelease","version":"v30.0.0-beta.3"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.0.0-alpha.7","date":"2025-01-30T08:33:37Z","type":"prerelease","version":"v30.0.0-alpha.7"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.0.0-alpha.6","date":"2024-08-08T07:46:22Z","type":"prerelease","version":"v30.0.0-alpha.6"},{"url":"https://github.com/jestjs/jest/releases/tag/v30.0.0-alpha.5","date":"2024-05-30T12:47:54Z","type":"prerelease","version":"v30.0.0-alpha.5"}]` | - |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40jest%2Ftypes&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Testing Tools)

| Capability | Jest | Testim |
|---|:--:|:--:|
| **Core** |  |  |
| Test types | Unit | - |
| Browser automation | ✗ | ✓ |
| Built-in assertion library | ✓ | ✗ |
| Languages | JavaScript, TypeScript | - |
| **Isolation** |  |  |
| Mocking / stubbing | ✓ | ✗ |
| **Techniques** |  |  |
| Snapshot testing | ✓ | ✗ |
| **Performance** |  |  |
| Parallel execution | ✓ | ✓ |
| **Insight** |  |  |
| Code coverage | ✓ | ✓ |
| **DX** |  |  |
| Watch mode | ✓ | ✗ |
| **Ops** |  |  |
| CI integration | ✓ | ✓ |

*Source: vioscaleAI. Generated 2026-10-16T20:08:46.261Z. "-" = undocumented, not absent.*