Softwr

Logging · head to head

Grafana Loki vs Rollbar

Grafana Loki logo

Grafana Loki

Logging

Log Aggregation for Grafana Stack

From
Free
Rated
-
Full reviewWebsite
Rollbar logo

Rollbar

Logging

Real-Time Error Tracking and Debugging

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Grafana Loki grafana Cloud Logs Pro plan includes only 30-day retention; retention beyond 30 days requires Enterprise plan with minimum $25,000 annual commitment; Rollbar the free plan allows 5,000 occurrences a month with 30 day retention
  • They diverge on capability: Grafana Loki covers Log aggregation, Rollbar covers Error tracking.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Grafana Loki and Rollbar actually diverge.

Attributes where Grafana Loki and Rollbar differ
AttributeGrafana LokiRollbar
PlatformsSelf-hosted (open source), Managed (Grafana Cloud Logs), Enterprise (self-managed with support)Web, Api
Founded20142012

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), user rating (Not yet rated), category (Logging).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Grafana Loki

  • Log aggregation
  • Label-based indexing
  • LogQL language
  • Cost-effective

Only in Rollbar

  • Error tracking
  • Real-time alerts
  • Error grouping
  • Source maps

Both cover

  • API
  • Webhooks
  • REST
  • Web support
  • Api support

What people use each for

The jobs each tool is most often brought in to do.

Grafana Loki

  • Cost-sensitive organisations deploying Kubernetes and Prometheus ecosystemsnot Rollbar
  • Teams needing index-free log aggregation for high-volume environmentsnot Rollbar

Rollbar

  • Tracking application errors and exceptions across deploymentsnot Grafana Loki
  • Grouping and alerting on production error occurrencesnot Grafana Loki

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Grafana Loki

  • Grafana Cloud Logs Pro plan includes only 30-day retention; retention beyond 30 days requires Enterprise plan with minimum $25,000 annual commitment
  • Open-source version requires self-hosting all infrastructure including storage and scaling

Rollbar

  • The free plan allows 5,000 occurrences a month with 30 day retention
  • Retention is a paid ladder rather than a setting, at up to 90 days on Essentials and up to 180 on Advanced
  • Advanced alerting, the RQL analytics query language and SCIM provisioning are excluded from the free plan
  • Enterprise requires a $4M annual plan minimum
  • No price is published for Essentials or Advanced, so only the free tier has a visible cost

Pricing, plan by plan

Grafana Loki

Free

No published plan breakdown. See the Grafana Loki review.

Rollbar

Free
  • FreeFree
    • 5K occurrences per month
    • 1K replays
    • Real-time alerts
  • Essentials$null/month
    • 10K-50M occurrences
    • 4K credits included
    • 90-day retention
  • Advanced$null/month
    • 8K credits
    • Adaptive alerts
    • RQL and Metrics API
  • Enterprise$null/month
    • 80M+ events
    • Direct Slack support
    • Priority SLAs

Which should you pick?

Choose Grafana Loki if

  • You need log aggregation.
  • You want to start without paying.
  • You work on Self-hosted (open source), Managed (Grafana Cloud Logs), Enterprise (self-managed with support).
  • You also want label-based indexing.
Grafana Loki review

Choose Rollbar if

  • You need error tracking.
  • You want to start without paying.
  • You work on Web, Api.
  • You also want real-time alerts.
Rollbar review

Questions people ask

Is Grafana Loki or Rollbar better?
Neither clearly leads. Grafana Loki starts at Free and Rollbar at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Grafana Loki or Rollbar?
Grafana Loki starts at Free and Rollbar at Free.
Does Grafana Loki or Rollbar run on more platforms?
Grafana Loki runs on Self-hosted (open source), Managed (Grafana Cloud Logs), Enterprise (self-managed with support). Rollbar runs on Web, Api.
Can I use Grafana Loki for free?
Both have a free tier, so you can try either at no cost before committing.
What is Grafana Loki best used for?
Grafana Loki is most often used for cost-sensitive organisations deploying kubernetes and prometheus ecosystems, teams needing index-free log aggregation for high-volume environments. Of those, cost-sensitive organisations deploying kubernetes and prometheus ecosystems and teams needing index-free log aggregation for high-volume environments are not what Rollbar is typically brought in for.
What can Grafana Loki do that Rollbar cannot?
Grafana Loki covers Log aggregation, Label-based indexing, LogQL language, Cost-effective. Rollbar covers Error tracking, Real-time alerts, Error grouping, Source maps. Both handle API, Webhooks, REST, Web support.

Answered from the vendors’ own pages

Grafana Loki: Is there a free tier for Grafana Cloud?

Yes, Grafana Cloud has a Free Forever plan at no cost with no registration required. The free tier is suitable for personal projects and early-stage startups.

Source
Rollbar: How much does Rollbar cost?

Free plan is $0 with 5K occurrences per month. Essentials, Advanced, and Enterprise plans do not have published pricing and require contact with sales.

Source
Grafana Loki: How long is data retained in Grafana's free plan?

The free tier retains metrics, logs, traces, and profiles for 14 days.

Source
Rollbar: Is there a free trial?

Yes, a 14-day full access trial is available with 200K occurrences, 10K replays, and 15K credits.

Source
Grafana Loki: What is the minimum cost for Grafana Enterprise?

Grafana Enterprise has a minimum annual commitment of 25,000 dollars.

Source
Rollbar: How are overages handled?

Three overage protection options are available: stop processing at plan limits, enable on-demand billing at standard rates, or set a custom overage budget cap.

Source
Grafana Loki: Do I need a credit card to use Grafana's free tier?

No, Grafana Cloud's Free Forever plan requires no credit card to get started.

Source
Grafana Loki: How is Grafana Cloud billed?

Grafana Cloud Pro starts at 19 dollars per month with usage-based charges on top. Billing is monthly based on your consumption. Grafana offers automatic volume discounts based on your spending.

Source
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