Staxly

Convex vs Rollbar

The reactive database where queries are TypeScript code
vs. Continuous code improvement — real-time error tracking + AI triage

Convex websiteRollbar website

Pricing tiers

Convex

Starter (Free)
Free with overage via usage-based billing. Great for prototypes.
Free
Professional
$25/developer/month. Overage: $2/M function calls. Daily backups, email support, custom domains.
$25/mo
Business / Enterprise
From $2,500/month. SAML/SSO, SLA, dedicated deployments, Slack Connect support.
$2500/mo
Convex 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 starter on Convex vs free on Rollbar.

MetricConvexRollbar
db storage gb0.5 GB
deployments40 deployments
egress gb month1 GB/month
file storage gb1 GB
function calls month1000000 calls/month
team members6 users

Features

Convex · 18 features

  • ActionsNon-deterministic functions for external I/O (fetch, AI APIs, email). Cannot rea
  • AuthenticationConvex Auth (built-in) or BYO provider (Clerk, Auth0, Kinde, WorkOS). ID tokens
  • Convex AgentsAI agent framework with durable memory, threads, tool use. Works with OpenAI / A
  • Convex AuthFirst-party auth library: passwords, magic links, OAuth, phone — stored in your
  • Convex ComponentsReusable backend modules (rate limiter, workflow, aggregate, action-retrier, etc
  • Cron JobsRecurring schedules defined in convex/crons.ts. UTC, cron-style patterns.
  • Durable WorkflowsLong-running multi-step workflows with retries and at-least-once guarantees.
  • Exception ReportingAuto-capture errors to Sentry, Axiom, Datadog.
  • File StorageUpload/download via storage API. Returns storage IDs referenced in documents.
  • Full-Text SearchBM25 search index on table fields. withSearchIndex query helper.
  • HTTP ActionsExpose public HTTP endpoints for webhooks, OAuth callbacks, third-party integrat
  • Log StreamsStream function logs to Axiom, Datadog, Sentry. Pro+.
  • MutationsTransactional write functions. All reads + writes in one mutation are ACID; conf
  • Preview DeploymentsEvery Git branch gets its own isolated deployment. Integrates with Vercel/Netlif
  • QueriesDeterministic read-only TS functions. Automatically cached and re-run when under
  • Real-Time SubscriptionsuseQuery auto-subscribes; server invalidates when data a query read changes. No
  • Schedulerschedule.after / schedule.at — enqueue functions to run later. Durable, survives
  • Vector SearchNative vector index on tables. withIndex + filter fields. Up to 4096 dims.

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

KindConvexRollbar
CLIConvex CLI
SDKAndroid / Kotlin Client, iOS / Swift Client, JavaScript/TypeScript Client, Next.js Integration, Python Client, React Client (useQuery), Rust Client, Svelte Client, Vue Clientrollbar-go, rollbar.js (browser), rollbar (Node), rollbar-php, rollbar (Python), rollbar (Ruby)
RESTDeploy / Dashboard API, HTTP ActionsRollbar REST API
OTHERWebSocket SubscriptionsRollbar Dashboard, Rollbar Webhooks
Staxly is an independent catalog of developer platforms. Outbound links to Convex 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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