Best Calibre RUM Alternatives in 2026
Updated
20 apps from synthetic monitoring ranked against Calibre RUM on the same published basis.
- 1Calibre RUM vs Grafana Cloud Application Observability
- 2Calibre RUM vs Dotcom-Monitor
- 3Calibre RUM vs Dynatrace Kubernetes Monitoring
- 4Calibre RUM vs OnlineOrNot
- 5Calibre RUM vs ManageEngine Applications Manager
- 6Calibre RUM vs New Relic Kubernetes Monitoring
- 7Calibre RUM vs Checkly
- 8Calibre RUM vs HostTracker
- 9Calibre RUM vs OneUptime
- 10Calibre RUM vs Assertible
- 11Calibre RUM vs GoPinger
- 12Calibre RUM vs New Relic Synthetics
- 13Calibre RUM vs OnlyStatus
- 14Calibre RUM vs Sitewatch
- 15Calibre RUM vs Testable Synthetic Monitoring
- 16Calibre RUM vs Uptrack
- 17Calibre RUM vs XICTRAQ
- 18Calibre RUM vs OpenObserve
- 19Calibre RUM vs Site24x7 Synthetic Monitoring
- 20Calibre RUM vs Apica LoadTest
Calibre RUM alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Grafana Cloud Application Observability | 6.8 | Free plan | $0.03/mo | Android, API, Browser, iOS, Linux, Mac, Web, Windows |
| 2 | Dotcom-Monitor | 6.7 | Free plan | $13.33/mo | Android, API, iOS, Linux, self-hosted, Web, Windows |
| 3 | Dynatrace Kubernetes Monitoring | 6.6 | $1.40/mo | Android, API, iOS, Linux, self-hosted, Web | |
| 4 | OnlineOrNot | 6.6 | Free plan | $15/mo | API, Linux, Mac, Web |
| 5 | ManageEngine Applications Manager | 6.5 | Free plan | $32.92/mo | Android, iOS, Linux, Web, Windows |
| 6 | New Relic Kubernetes Monitoring | 6.5 | Free plan | $29.08/mo | Linux, self-hosted, Web, Windows |
| 7 | Checkly | 6.4 | Free plan | $24/mo | API, Linux, Web |
| 8 | HostTracker | 6.4 | Free plan | $4.08/mo | API, Web |
| 9 | OneUptime | 6.4 | Free plan | $0.10/mo | API, Linux, self-hosted, Web |
| 10 | Assertible | 6.3 | Free plan | $25/mo | API, Web |
| 11 | GoPinger | 6.3 | Free plan | $7/mo | Web |
| 12 | New Relic Synthetics | 6.3 | Free plan | Web | |
| 13 | OnlyStatus | 6.3 | Free plan | Free | API, self-hosted |
| 14 | Sitewatch | 6.3 | Free plan | $9/mo | Web |
| 15 | Testable Synthetic Monitoring | 6.3 | Free plan | $23.17/mo | API, self-hosted, Web |
| 16 | Uptrack | 6.3 | Free plan | $3/mo | API, Web |
| 17 | XICTRAQ | 6.3 | Free plan | €12/mo | API, Web |
| 18 | OpenObserve | 6.2 | Free plan | Free | Web |
| 19 | Site24x7 Synthetic Monitoring | 5.7 | $8/mo | Android, API, Browser, iOS, Linux, Mac, self-hosted, Web, Windows | |
| 20 | Apica LoadTest | 5.6 | Android, API, iOS, Linux, self-hosted, Web |
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Questions about Calibre RUM alternatives
What is the best alternative to Calibre RUM?
Grafana Cloud Application Observability, number 1 in synthetic monitoring with a score of 6.8 out of 10. The others here: Dotcom-Monitor, Dynatrace Kubernetes Monitoring, OnlineOrNot and 16 more.
What is the best free alternative to Calibre RUM?
Grafana Cloud Application Observability is the best-ranked alternative with a free plan. 17 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.