Side by side
Last9 Real User Monitoring vs PerfBee Real User Monitoring
Both stand on real user monitoring. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid AndroidiPhoneWeb
Pick Last9 RUM when you need frontend telemetry tied to backend traces across web and mobile apps. Consider another tool if visual replay, a free plan, or published pricing is essential.
Visit Last9 Real User Monitoring Free plan Web
Choose PerfBee RUM if your team needs real-visitor Core Web Vitals, diagnostic details, and degradation alerts. RUM starts with the $59-per-month Business plan; the free and $19-per-month Starter plans do not list RUM.
Visit PerfBee Real User MonitoringThe facts
| Last9 Real User Monitoring | PerfBee Real User Monitoring | |
|---|---|---|
| Free plan | No | Yes |
| Open source | Not published | Not published |
| Runs on | Android, iPhone, Web | Web |
| Lowest paid plan | Free or on request | Starter: $19 a month |
| Plans published | 1 | 5 |
| Maker | Not published | Not published |
| Website | last9.io | perfbee.com |
| On real user monitoring | #19 of 23 | #11 of 23 |
Last9 Real User Monitoring: what it does well
- Five SDKs cover web, Android, iOS, React Native, and Flutter
- Tracks Core Web Vitals and detailed mobile network phases
- Links frontend requests with backend distributed traces
- Per-session sampling from 0 to 100 percent
- Alerts cover errors, latency, crashes, and Android ANRs
What to know first
- No free plan
- No free trial
- Pricing is available only on request
- No visual session replay or screen-video recording
PerfBee Real User Monitoring: what it does well
- Tracks LCP, CLS, INP, FCP, and TTFB with P75 metrics.
- Breaks results down by page, device, browser, and connection.
- Emails alerts when LCP, CLS, or INP degrades.
- Includes JavaScript error tracking and LCP attribution.
- RUM script avoids collecting personally identifiable information, according to its privacy policy.
What to know first
- RUM is not included in the Free or Starter plans.
- Business includes three team members; Business+ includes ten.
- Enterprise pricing requires contacting PerfBee.
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