# Google App Engine vs Heroku

| Attribute | Google App Engine | Heroku |
|---|---|---|
| **Vioscale score** | 56.7 (49% (low)) | 59.9 (48% (low)) |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | A fully managed serverless platform for deploying web applications across multiple programming languages with automatic scaling and integrated monitoring and diagnostics. | A cloud-based application platform that enables developers to build, run, and scale web applications using managed infrastructure and integrated deployment tools. Supports multiple programming languages and frameworks with Git-based deployment. |
| features.capabilities | `{"hosting":"cloud","regions":"multi","runtimes":"Node.js, Java, Ruby, C#, Go, Python, PHP","rollbacks":true,"autoscaling":"horizontal","cli_and_api":true,"env_secrets":true,"custom_domains_tls":true}` | `{"hosting":"cloud","runtimes":"Node.js, Python, Ruby, Java, Go, Scala, PHP","cli_and_api":true,"env_secrets":true,"build_system":"buildpacks","git_push_deploy":true,"container_deploy":true,"custom_domains_tls":true}` |
| integrations.count | 3 | 3 |
| integrations.list | `[{"name":"Cloud Monitoring"},{"name":"Cloud Logging"},{"name":"Cloud Run"}]` | `[{"name":"GitHub"},{"name":"Twilio"},{"name":"Salesforce"}]` |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"usage","plans":[{"free":true,"name":"B1","summary":"$0.05/hour after 9 free hours per day","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.05,"currency":"USD"}],"description":"Backend instance","contactSales":false,"includedLimits":{"free_hours_per_day":"9"}},{"free":true,"name":"B2","summary":"$0.10/hour after 9 free hours per day","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.1,"currency":"USD"}],"description":"Backend instance","contactSales":false,"includedLimits":{"free_hours_per_day":"9"}},{"free":true,"name":"B4","summary":"$0.20/hour after 9 free hours per day","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.2,"currency":"USD"}],"description":"Backend instance","contactSales":false,"includedLimits":{"free_hours_per_day":"9"}},{"free":true,"name":"B4_1G","summary":"$0.30/hour after 9 free hours per day","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.3,"currency":"USD"}],"description":"Backend instance","contactSales":false,"includedLimits":{"free_hours_per_day":"9"}},{"free":true,"name":"B8","summary":"$0.40/hour after 9 free hours per day","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.4,"currency":"USD"}],"description":"Backend instance","contactSales":false,"includedLimits":{"free_hours_per_day":"9"}},{"free":true,"name":"F1","summary":"$0.05/hour after 28 free hours per day","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.05,"currency":"USD"}],"description":"Frontend instance","contactSales":false,"includedLimits":{"free_hours_per_day":"28"}},{"free":true,"name":"F2","summary":"$0.10/hour after 28 free hours per day","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.1,"currency":"USD"}],"description":"Frontend instance","contactSales":false,"includedLimits":{"free_hours_per_day":"28"}},{"free":true,"name":"F4","summary":"$0.20/hour after 28 free hours per day","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.2,"currency":"USD"}],"description":"Frontend instance","contactSales":false,"includedLimits":{"free_hours_per_day":"28"}},{"free":true,"name":"F4_1G","summary":"$0.30/hour after 28 free hours per day","components":[{"per":{"qty":1,"unit":"hour"},"kind":"metered","amount":0.3,"currency":"USD"}],"description":"Frontend instance","contactSales":false,"includedLimits":{"free_hours_per_day":"28"}}],"addOns":[{"name":"Outgoing Network Traffic","components":[{"per":{"qty":1,"unit":"gibibyte"},"kind":"metered","amount":0.138948,"currency":"USD"}]}],"summary":"Free tier: 29 hours F1 instances + 9 hours B1 instances per day, 1 GB outbound data per day. $300 free credits available. Usage-based pricing from $0.05–$0.40/hour depending on instance class.","currency":"USD","freeTier":true,"sourceUrl":"https://cloud.google.com/appengine","retrievedAt":"2026-08-05T13:06:35.526Z","billingPeriods":["month"]}` | - |
| pricing.free_tier | yes | - |
| pricing.model | freemium | commercial |
| pricing.price_level | low | - |
| pricing.transparent | yes | - |
| reliability.status_page | yes | yes |
| security.disclosure_policy | - | yes |
| security.iso27001 | - | yes |
| security.pci | - | yes |
| security.soc2 | - | yes |

## Capabilities (PaaS & Hosting)

| Capability | Google App Engine | Heroku |
|---|:--:|:--:|
| **Deploy** |  |  |
| Git-push auto-deploy | - | ✓ |
| Deploy arbitrary container image | - | ✓ |
| Per-PR preview environments | - | - |
| **Build** |  |  |
| Build system | - | Buildpacks |
| Runtime / language breadth | Node.js, Java, Ruby, C#, Go, Python, PHP | Node.js, Python, Ruby, Java, Go, Scala, PHP |
| **Scale** |  |  |
| Autoscaling | Horizontal | - |
| **Deployment** |  |  |
| Geographic reach | Multi-region | - |
| Hosting | Cloud only | Cloud only |
| **Data** |  |  |
| Bundled managed data services | - | - |
| **Delivery** |  |  |
| Built-in global CDN / edge | - | - |
| Custom domains + automatic TLS | ✓ | ✓ |
| **Ops** |  |  |
| Env vars & secrets management | ✓ | ✓ |
| Instant rollbacks | ✓ | - |
| **Extensibility** |  |  |
| CLI + deploy API | ✓ | ✓ |

*Source: Vioscale. Generated 2026-09-01T16:45:05.179Z. "-" = undocumented, not absent.*