Staxly

GrowthBook vs Rollbar

Open-source feature flags + experimentation — Warehouse Native
vs. Continuous code improvement — real-time error tracking + AI triage

GrowthBook websiteRollbar website

Pricing tiers

GrowthBook

Open Source (Self-Host)
MIT-licensed. Unlimited everything. Community support.
$0 base (usage-based)
Cloud — Starter (Free)
Up to 3 users. Unlimited flags + experiments. Warehouse Native included.
Free
Cloud — Pro
$40/user/month. Up to 50 users. Advanced stats, visual A/B editor, CUPED, sequential testing, bandits.
$40/mo
Cloud — Enterprise
Custom. Unlimited users, SSO/SAML, approval flows, data pipelines, exportable audit logs.
Custom
Self-Host Enterprise
Open Source + Enterprise license. Visual A/B editor, advanced metrics, SSO/SAML, approvals, training.
Custom
GrowthBook website

Rollbar

Free
$0. 5,000 events/month. 1 user. 30-day retention. Basic alerts.
Free
Essentials
$21/mo (starting). 25K events/mo. Unlimited users. 30-day retention. Slack/Jira integrations.
$21/mo
Advanced
$79/mo (starting). 100K events/mo. Deployment tracking, RQL, AI triage. 180-day retention.
$79/mo
Enterprise
Custom. Starting ~$599/mo. 1M+ events. SSO, audit logs, HIPAA, priority support.
Custom
Rollbar website

Free-tier quotas head-to-head

Comparing oss on GrowthBook vs free on Rollbar.

MetricGrowthBookRollbar
No overlapping quota metrics for these tiers.

Features

GrowthBook · 15 features

  • Approval FlowsRequire reviewer approval on flag changes. Enterprise.
  • Audit LogsFull change history. Exportable on Enterprise.
  • Dimensions & SlicingBreak down experiment results by user dimensions.
  • Edge SDK SupportCloudflare Workers, Lambda@Edge, Fastly, Akamai EdgeWorkers, Netlify Edge.
  • ExperimentsA/B/n with CUPED variance reduction + sequential testing.
  • Feature FlagsBoolean + string + number + JSON flags with targeting.
  • Feature Reviews (PR-style)Draft → review → approve flag changes.
  • Guardrail MetricsAuto-monitor key metrics during experiments.
  • Metric CatalogDefine + reuse metrics across experiments.
  • Multi-Armed BanditsAdaptive traffic allocation. Pro+.
  • Safe RolloutsGuarded gradual rollouts with automatic rollback.
  • SSO / SAMLEnterprise SSO for cloud + self-host EE.
  • Sticky BucketingUser stays in variant even after eligibility changes.
  • Visual A/B Test EditorNo-code DOM editor for web experiments. Pro+.
  • Warehouse NativeConnect your warehouse + run experiments against your events data.

Rollbar · 15 features

  • AlertsRule-based alerts to Slack/email/PagerDuty.
  • Custom EventsLog arbitrary events via API.
  • Deploy TrackingAnnotate errors with deploy SHAs.
  • Error TrackingCapture uncaught exceptions + crashes.
  • Intelligent GroupingFingerprint-based deduplication.
  • Notifiers60+ alert channels (Slack, Jira, Teams, PagerDuty, Opsgenie, etc.).
  • Person TrackingTie errors to end users.
  • Real User MonitoringBrowser performance + error correlation.
  • Rollbar AI TriageAI root-cause analysis + suggested fixes.
  • RQL QuerySQL-like error querying.
  • Session Replay (add-on)Video-like user session reconstruction.
  • Source MapsMinified JS → original.
  • Telemetry TimelineBreadcrumbs of events before crash.
  • WebhooksOutbound event streaming.
  • Workflow AutomationsAuto-assign owners, auto-close resolved items.

Developer interfaces

KindGrowthBookRollbar
SDKEdge SDKs (CF Workers / Lambda@Edge / Fastly / Akamai), growthbook-android, growthbook-flutter, growthbook-go, growthbook-java, growthbook-node, growthbook-php, growthbook-python, growthbook-ruby, growthbook-swift, sdk-javascript, sdk-reactrollbar-go, rollbar.js (browser), rollbar (Node), rollbar-php, rollbar (Python), rollbar (Ruby)
RESTGrowthBook REST APIRollbar REST API
OTHERWebhooksRollbar Dashboard, Rollbar Webhooks
Staxly is an independent catalog of developer platforms. Outbound links to GrowthBook and Rollbar are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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