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No. 7 of 28 ·Infrastructure Monitoring

Mackerel

Web · Windows · Linux · API

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Freedom report

Three barsScore 6.5

  • Free tierA free tier is on its own pricing page
  • Open codeNo open-source code on record
  • Runs widely3 of 6 device platforms
  • DocumentedPlans, terms and facts published

Mackerel is ranked #7 of 28 in infrastructure monitoring on Freedom251. It runs on API, Linux, Web, Windows. There is a free plan. A free trial is offered.

Mackerel plans and pricing

All plans
Free Free 5 standard and micro hosts total · 500 metrics · 1 day data retention · 10 monitoring rules · 1 custom dashboard · up to 5M trace spans en.mackerel.io · 5 Oct 2026
Standard Not published 2,180 yen (tax included) per standard host month; 660 yen (tax included) per micro host month; 11 yen (tax included) per metric; 330 yen (tax included) per 1M spans 460 days data retention · 100 monitoring rules · 100 custom dashboards · unlimited users · minimum usage fee of 2,180 JPY when billable features are used en.mackerel.io · 5 Oct 2026
Standard (micro host) Not published 30 metrics per micro host en.mackerel.io · 23 Sept 2026

Compared on infrastructure monitoring

Free plan
Yes

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