Last9 Real User Monitoring vs Sematext Experience

Last9 Real User Monitoring

Figure	Last9 Real User Monitoring	Sematext Experience
Price from	—	$8.10/mo
Free plan	—	—
Free trial	—	Yes
Open source	—	Yes
Web	Yes	Yes
iOS	Yes	—
Android	Yes	—
API	—	Yes
Plans published	1	7
Spec score · Real User Monitoring	7.3 (#16)	8.3 (#8)
Alerting	RUM alerts can target error rate, p95 latency, crashes, and ANRs using the same alerting engine as backend telemetry.	Alerts can target performance metrics and Apdex, with priorities and notification routing.
Backend correlation	SDKs add W3C trace context in a traceparent header so frontend requests and backend work can share one distributed trace.	Frontend metrics can be viewed alongside backend logs and monitoring data for troubleshooting.
Company	Last9 says it was made in California and has operated since 2020.	Sematext says it launched as Sematext International in Spring 2010 and lists Brooklyn, NY, USA as its location.
Founded	2020	2010
Integrations	Last9 lists more than 100 integrations, including Grafana, Kubernetes, PostgreSQL, Datadog, AWS, Azure, New Relic, Google Cloud, Slack, Docker, Prometheus, and MySQL.	The Experience page says Sematext integrates with over 100 cloud providers; the integrations page lists React, Vue.js, Angular, and Ember support for Experience.
Support	Last9 advertises 24x7 support from forward-deployed engineers.	Sematext says all plans include live-chat and email support, while Standard and Pro also include phone support and a dedicated account manager.

Last9 Real User Monitoring has no write-up on Specifiction yet; its figures are above.

Sematext Experience has no write-up on Specifiction yet; its figures are above.