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Logging · head to head

Checkly vs Logstash

Checkly logo

Checkly

Logging

Active reliability platform combining uptime monitoring, API testing, and incident response

From
Free
Rated
-
Full reviewWebsite
Logstash logo

Logstash

Logging

Data Processing Pipeline for Ingestion

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Checkly free tier has limited check allocations per month; Logstash logstash's source is dual licensed: code outside the x-pack directory is Apache License 2.0, but code inside x-pack (which carries several of Logstash's monitoring and management features) is licensed under the Elastic License, not a fully open source license
  • They diverge on capability: Checkly covers Uptime monitoring, Logstash covers Data ingestion.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Checkly and Logstash actually diverge.

Attributes where Checkly and Logstash differ
AttributeChecklyLogstash
Pricing modelsubscriptionopen-source
PlatformsWeb, CLI, APIWeb, Api
FoundedUnknown2011

Identical on both: starting price (Free), 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 Checkly

  • Uptime monitoring
  • Synthetic browser testing
  • API monitoring
  • Heartbeat monitoring
  • Monitoring-as-Code
  • Status pages
  • Root cause analysis
  • Global locations

Only in Logstash

  • Data ingestion
  • Event parsing
  • Data transformation
  • Multiple input sources
  • API
  • Webhooks
  • REST
  • Web support

What people use each for

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

Checkly

  • Monitor API endpoints with custom assertionsnot Logstash
  • Test user journeys with browser automationnot Logstash
  • Detect performance degradation across regionsnot Logstash
  • Verify DNS and TCP connectivitynot Logstash
  • Ensure cron jobs and background tasks completenot Logstash

Logstash

  • Log monitoringnot Checkly
  • Application performancenot Checkly
  • Security analyticsnot Checkly
  • Troubleshootingnot Checkly

Where each one falls short

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

Checkly

  • Free tier has limited check allocations per month
  • Overage charges can add up with high-volume workloads
  • Status pages require separate paid tier
  • Root cause analysis is separate billing component

Logstash

  • Logstash's source is dual licensed: code outside the x-pack directory is Apache License 2.0, but code inside x-pack (which carries several of Logstash's monitoring and management features) is licensed under the Elastic License, not a fully open source license

Pricing, plan by plan

Checkly

Free
  • HobbyFree
    • 10 uptime monitors
    • 1,000 browser checks monthly
    • 10,000 API checks monthly
  • Team$64/month
    • 75 uptime monitors
    • 12,000 browser checks monthly
    • 100,000 API checks monthly
  • Enterprise$undefined/custom
    • Custom monitor quantities
    • All 22 global locations
    • 1-second check frequency

Logstash

Free
  • FreeFree
    • Data ingestion
    • Event parsing
    • Data transformation

Which should you pick?

Choose Checkly if

  • You need uptime monitoring.
  • You want to start without paying.
  • You work on Web, CLI, API.
  • You also want synthetic browser testing.
Checkly review

Choose Logstash if

  • You need data ingestion.
  • You want to start without paying.
  • You work on Web, Api.
  • You also want event parsing.
Logstash review

Questions people ask

Is Checkly or Logstash better?
Neither clearly leads. Checkly starts at Free and Logstash at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Checkly or Logstash?
Checkly starts at Free and Logstash at Free.
Does Checkly or Logstash run on more platforms?
Checkly runs on Web, CLI, API. Logstash runs on Web, Api.
Can I use Checkly for free?
Both have a free tier, so you can try either at no cost before committing.
What is Checkly best used for?
Checkly is most often used for monitor api endpoints with custom assertions, test user journeys with browser automation, detect performance degradation across regions, verify dns and tcp connectivity. Of those, monitor api endpoints with custom assertions and test user journeys with browser automation are not what Logstash is typically brought in for.
What can Checkly do that Logstash cannot?
Checkly covers Uptime monitoring, Synthetic browser testing, API monitoring, Heartbeat monitoring. Logstash covers Data ingestion, Event parsing, Data transformation, Multiple input sources.

Answered from the vendors’ own pages

Checkly: What is included in the free Checkly plan?

The free Hobby plan includes 10 uptime monitors, 1,000 monthly browser checks, 10,000 monthly API checks, 6 monitoring locations, and 2-minute minimum check frequency with email, Slack, and webhook alerts.

Source
Logstash: How much does Logstash cost?

Logstash is free and open-source. The data processing pipeline is available to download at no charge and can be deployed without licensing costs or commercial restrictions.

Source
Checkly: Can I write monitoring checks in my preferred language?

Yes, Checkly uses TypeScript/JavaScript for monitoring-as-code, integrated with Playwright for browser testing and supporting REST API testing.

Source
Checkly: How much does status page add to my bill?

Status pages cost between $0-$30/month depending on your plan tier, billed separately from core monitoring.

Source
Checkly: What is the minimum check frequency?

The Hobby and Starter plans support 2-minute and 1-minute minimums respectively. The Team plan supports 30-second intervals, while Enterprise offers 1-second minimum frequency.

Source
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