Softwr

Logging · head to head

Checkmk vs Rollbar

Checkmk logo

Checkmk

Logging

Comprehensive IT monitoring, open and flexible

From
Free
Free plan
Yes
Visit CheckmkFull review
Rollbar logo

Rollbar

Logging

Real-Time Error Tracking and Debugging

From
Free
Free plan
Yes
Visit RollbarFull review

The short version

  • Rollbar is a real-time error monitoring and debugging platform.
  • Rollbar is free; Checkmk starts at €190/mo.
  • Where Checkmk falls short: pricing calculated by service count, not hosts (approximately 30 services per host on average).
  • Where Rollbar falls short: the free plan allows 5,000 occurrences a month with 30 day retention.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Checkmk and Rollbar actually diverge.

Attributes where Checkmk and Rollbar differ
AttributeCheckmkRollbar
Pricing modelSubscriptionFreemium
PlatformsWebWeb, API

Identical on both: starting price (Free), free tier (Yes), category (Logging).

Not yet recorded: founded for Checkmk.

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 Checkmk

Nothing recorded that Rollbar does not also cover.

Only in Rollbar

  • Error tracking
  • Real-time alerts
  • Error grouping
  • Source maps
  • API
  • Webhooks
  • REST
  • Web support

What people use each for

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

Checkmk

  • Infrastructure monitoringnot Rollbar
  • System observabilitynot Rollbar
  • Enterprise compliance monitoringnot Rollbar

Rollbar

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

Where each one falls short

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

Checkmk

  • Pricing calculated by service count, not hosts (approximately 30 services per host on average)
  • Professional support limited to 8-10 hours per week on base plans
  • Synthetic monitoring is separate add-on with per-test pricing

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

Checkmk

Free
  • Community (Self-Hosted)Free
    • No cost, forever
    • Up to ~100 hosts
    • Basic infrastructure monitoring
  • Pro (Self-Hosted)€190/mo
    • Advanced analytics
    • Reporting
    • Distributed monitoring
  • Ultimate (Self-Hosted)€275/mo
    • Full-stack observability
    • Advanced security compliance
    • 10 hours x 5 days professional support (upgradable to 24/7)
  • CloudAI (SaaS)€240/mo
    • Fully managed cloud hosting
    • 99.5% uptime SLA
    • Supports up to 50000 services

Rollbar

Free
  • FreeFree
    • 5K occurrences per month
    • 1K replays
    • Real-time alerts
  • EssentialsOn request
    • 10K-50M occurrences
    • 4K credits included
    • 90-day retention
  • AdvancedOn request
    • 8K credits
    • Adaptive alerts
    • RQL and Metrics API
  • EnterpriseOn request
    • 80M+ events
    • Direct Slack support
    • Priority SLAs

Which should you pick?

Choose Checkmk if

  • You want to start without paying.
Checkmk 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 Checkmk or Rollbar better?
Neither clearly leads. Checkmk 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, Checkmk or Rollbar?
Checkmk starts at Free and Rollbar at Free.
Does Checkmk or Rollbar run on more platforms?
Checkmk runs on Web. Rollbar runs on Web, API.
Can I use Checkmk for free?
Both have a free tier, so you can try either at no cost before committing.
What is Checkmk best used for?
Checkmk is most often used for infrastructure monitoring, system observability, enterprise compliance monitoring. Of those, infrastructure monitoring and system observability are not what Rollbar is typically brought in for.
What can Checkmk do that Rollbar cannot?
Rollbar covers Error tracking, Real-time alerts, Error grouping, Source maps.

Answered from the vendors’ own pages

Checkmk: Is there a free version of Checkmk?

Yes, Checkmk Community edition is free forever and supports up to approximately 100 hosts for basic infrastructure monitoring with no cost.

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
Checkmk: How does Checkmk calculate pricing by host count?

Checkmk uses service-based pricing where each monitored aspect (file system, hardware sensor, switch port, metric) counts as one service. On average, there are approximately 30 services per host.

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
Checkmk: What is the difference between Checkmk Pro and Ultimate tiers?

Pro tier at 190 EUR/month includes advanced analytics and 8x5 support, while Ultimate at 275 EUR/month adds full-stack observability, advanced compliance features, and upgradable 24/7 support.

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
Checkmk: Does Checkmk offer a managed SaaS option?

Yes, Checkmk CloudAI is a fully managed SaaS tier at 240 EUR/month with 99.5% uptime SLA and support for up to 50000 services.

Source
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