# Blackfire vs Skylight

**Leader by vioscaleAI score:** Blackfire

| Attribute | Blackfire | Skylight |
|---|---|---|
| **vioscaleAI score** | 64.2 (70% (medium)) | 53.9 (49% (low)) |
| content.faq | `[{"answer":"A tool for testing and scraping web services, with a domain-specific language for crawling HTTP services, validating responses, and extracting data from HTML, XML, and JSON. It is indexed under APM Tools.","source":"https://www.blackfire.io","question":"What is Blackfire?","confidence":0.6},{"answer":"Blackfire is a paid product; published pricing starts at €33.25 per month. It is sold across 2 plans (Production and Development). There is no free tier. 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.blackfire.io/pricing/","question":"How much does Blackfire cost?","confidence":0.6},{"answer":"Blackfire supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.blackfire.io/pricing/","question":"What platforms does Blackfire support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Blackfire, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.blackfire.io/pricing/","question":"Can Blackfire be self-hosted?","confidence":0.6},{"answer":"We have confirmed 6 integrations for Blackfire, including PHPUnit, Symfony Functional Tests, Behat, GitHub Education, CI/CD pipelines and Upsun. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.blackfire.io/pricing/","question":"What does Blackfire integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001 and HIPAA for Blackfire. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Blackfire not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.blackfire.io/compliance/","question":"What security certifications does Blackfire have?","confidence":0.7}]` | `[{"answer":"An application performance monitoring platform designed for Ruby apps that tracks performance metrics, identifies bottlenecks, profiles code execution, and analyzes database queries to help developers optimize application speed and reliability. It is indexed under APM Tools.","source":"https://www.skylight.io","question":"What is Skylight?","confidence":0.6},{"answer":"Skylight offers a free tier, so you can start without paying. Paid plans start at $20 per month. Pricing changes often, so verify at source before relying on it.","source":"https://www.skylight.io/pricing","question":"Is Skylight free?","confidence":0.6},{"answer":"We have confirmed browser-based access to Skylight. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://www.skylight.io","question":"What platforms does Skylight support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Skylight, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.skylight.io","question":"Can Skylight be self-hosted?","confidence":0.6},{"answer":"We have confirmed 9 integrations for Skylight, including Sidekiq, DelayedJob, ActiveJob, Sinatra, Grape, GraphQL, MCP and GitHub, plus 1 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.skylight.io","question":"What does Skylight integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Skylight. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Skylight not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.skylight.io/privacy","question":"What security certifications does Skylight have?","confidence":0.7},{"answer":"Skylight is available worldwide. Its primary market is the United States.","source":"https://www.skylight.io/pricing","question":"Where is Skylight available?","confidence":0.5}]` |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | A tool for testing and scraping web services, with a domain-specific language for crawling HTTP services, validating responses, and extracting data from HTML, XML, and JSON. | A service that tracks how Ruby applications perform in production, showing developers where their code spends time and what changes affect response speeds, with tools to spot slow endpoints and prevent performance regressions. |
| features.capabilities | `{"rum":true,"hosting":"cloud","languages":"PHP, Python","db_monitoring":true,"code_profiling":true,"distributed_tracing":true,"auto_instrumentation":true}` | `{"rum":false,"hosting":"cloud","languages":"Ruby, Rails, Sinatra, Grape","db_monitoring":true,"code_profiling":true,"error_analytics":true,"anomaly_detection":true,"auto_instrumentation":true}` |
| integrations.count | 6 | 7 |
| integrations.list | `[{"name":"PHPUnit"},{"name":"Symfony Functional Tests"},{"name":"Behat"},{"name":"GitHub Education"},{"name":"CI/CD pipelines"},{"name":"Upsun"}]` | `[{"name":"Sidekiq"},{"name":"DelayedJob"},{"name":"ActiveJob"},{"name":"Sinatra"},{"name":"Grape"},{"name":"GraphQL"},{"name":"MCP"},{"name":"GitHub","native":true},{"name":"Rails","native":true}]` |
| market.availability | - | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true}` | `{"web":true}` |
| pricing | `{"type":"subscription","plans":[{"free":false,"name":"Production","summary":"€158.25/month billed yearly (2 months free) or €189.90/month","features":["Profiling","Performance Monitoring","Continuous Profiling","Alerting","Continuous Testing","Integrations","Manual Assertions","Multi-dimensional profiling","Distributed profiling / Subprofiles","Automatic profiling","Synthetic Monitoring","Notifications","Performance tests","Performance recommendations","Quality recommendations","Security recommendations","Debug extension","Magento recommendation","Browser extension","CLI","SDK"],"minSeats":3,"commitment":"annual","components":[{"kind":"fixed","amount":158.25,"period":"month","currency":"EUR"}],"description":"Full-featured plan for companies monitoring production data","contactSales":false,"includedLimits":{"users":"3","environments":"2","monitoring_traces":"1M/month","continuous_profiling":"5GB/month","front_end_observability":"1M/month"}},{"free":false,"name":"Development","summary":"€33.25/month billed yearly (yearly only)","features":["Profiling","Manual assertions","Upsun integration"],"minSeats":1,"commitment":"annual","components":[{"kind":"fixed","amount":33.25,"period":"month","currency":"EUR"}],"description":"Low-cost option for fine-tuning applications before production","contactSales":false,"includedLimits":{"users":"1","environments":"1"}}],"addOns":[{"name":"Additional User","components":[{"kind":"per_unit","unit":"user","amount":24.92,"period":"month","currency":"EUR"}]},{"name":"Additional Environment","components":[{"kind":"fixed","amount":58.25,"period":"month","currency":"EUR"}]},{"name":"Additional Monitoring Traces (1M)","components":[{"kind":"fixed","amount":41.67,"period":"month","currency":"EUR"}]},{"name":"Additional Continuous Profiling (1GB)","components":[{"kind":"fixed","amount":10,"period":"month","currency":"EUR"}]},{"name":"Additional Front-end Observability (1M)","components":[{"kind":"fixed","amount":41.67,"period":"month","currency":"EUR"}]},{"name":"Quality Recommendations","components":[{"kind":"fixed","amount":10.75,"period":"month","currency":"EUR"}]},{"name":"Security Recommendations","components":[{"kind":"fixed","amount":10.75,"period":"month","currency":"EUR"}]},{"name":"Debug Extension","components":[{"kind":"fixed","amount":10.75,"period":"month","currency":"EUR"}]},{"name":"Magento Recommendations (Dev)","components":[{"kind":"fixed","amount":14.08,"period":"month","currency":"EUR"}]},{"name":"Magento Recommendations (Prod)","components":[{"kind":"fixed","amount":49.92,"period":"month","currency":"EUR"}]}],"summary":"From €33.25/month (Development, annual) to €158.25/month (Production, annual with 2 months free). Demo environment available; free plan for GitHub Student Developer Pack members.","currency":"EUR","freeTier":false,"sourceUrl":"https://www.blackfire.io/pricing/","retrievedAt":"2026-08-13T20:44:31.043Z","startingPrice":{"amount":33.25,"period":"month","currency":"EUR"},"billingPeriods":["month","year"]}` | `{"type":"hybrid","plans":[{"free":true,"name":"Free","components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"100,000 traces per month","contactSales":false,"includedLimits":{"traces":"100k/month"}},{"free":false,"name":"Pay-as-you-go","summary":"Starting at $20/month","components":[{"kind":"fixed","amount":20,"period":"month","currency":"USD"}],"description":"Automatic tier adjustment based on monthly traces","contactSales":false}],"summary":"Free tier with 100,000 monthly traces; paid tiers starting at $20/month","currency":"USD","freeTier":true,"sourceUrl":"https://www.skylight.io/pricing","retrievedAt":"2026-08-13T20:48:14.422Z","freeTrialDays":30,"startingPrice":{"amount":20,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | no | yes |
| pricing.model | commercial | free |
| pricing.price_level | mid | free |
| pricing.transparent | yes | no |
| reliability.status_page | yes | yes |
| security.disclosure_policy | yes | - |
| security.gdpr | - | yes |
| security.hipaa | yes | - |
| security.iso27001 | yes | - |
| security.pci | yes | - |
| security.soc2 | yes | - |

## Capabilities (APM Tools)

| Capability | Blackfire | Skylight |
|---|:--:|:--:|
| **Instrumentation** |  |  |
| Auto-instrumentation | ✓ | ✓ |
| Distributed tracing | ✓ | - |
| **Insight** |  |  |
| Service map | - | - |
| Code / continuous profiling | ✓ | ✓ |
| Database monitoring | ✓ | ✓ |
| Error analytics | - | ✓ |
| Real-user monitoring | ✓ | ✗ |
| SLO / error-budget tracking | - | - |
| **Intelligence** |  |  |
| Anomaly / root-cause AI | - | ✓ |
| **Standards** |  |  |
| OpenTelemetry support | - | - |
| **Core** |  |  |
| Language agents | PHP, Python | Ruby, Rails, Sinatra, Grape |
| **Deployment** |  |  |
| Hosting | Cloud only | Cloud only |

*Source: vioscaleAI. Generated 2026-10-17T05:46:47.672Z. "-" = undocumented, not absent.*