Web & Product Analytics · 2026 reliability ranking
Most Reliable Web & Product Analytics Tools (2026)
We ranked 15 analytics tools by real-world reliability over the last 90 days, using 84 status page incidents and our own around-the-clock uptime checks. Analytics tools collect every page view and event from your site or app, so an outage can leave a permanent gap in your data, not just a few hours without dashboards. If the tracking endpoint or script host is down, visits during that window are usually lost for good, which skews conversion rates, campaign reports and A/B test results. A slow or failing tracking script can also delay page loads for your own customers.
Last updated Nov 1, 2026 · How we score
| # | Vendor | Score | Uptime (90d) |
|---|---|---|---|
| 1 | HotjarHotjar is a heatmap, session recording and on-site survey tool, now part of Contentsquare.Visit site ↗ | 99.2 | 100% |
| 2 | Lucky OrangeLucky Orange is a heatmap, session recording and live chat tool for websites, based in Overland Park, Kansas.Visit site ↗ | 94.3 | 99.98% |
| 3 | Google AnalyticsGoogle Analytics is Google's web and app analytics service, part of the Google Marketing Platform.Visit site ↗ | 91.0 | 99.89% |
| 4 | MixpanelMixpanel is an event-based product analytics platform headquartered in San Francisco.Visit site ↗ | 84.1 | 99.84% |
| 5 | PendoPendo is a product analytics and in-app guidance platform headquartered in Raleigh, North Carolina.Visit site ↗ | 78.8 | 99.75% |
| 6 | PostHogPostHog is an open-source product analytics suite with session replay, feature flags and experiments, offered as a cloud service in US and EU regions.Visit site ↗ | 73.9 | 100% |
| 7 | FullstoryFullstory is a digital experience analytics platform with session replay, headquartered in Atlanta, Georgia.Visit site ↗ | 73.2 | 99.63% |
| 8 | AmplitudeAmplitude is a product analytics and experimentation platform headquartered in San Francisco.Visit site ↗ | 67.4 | 99.57% |
| 9 | HeapHeap is a product analytics tool that captures user interactions automatically, owned by Contentsquare since 2023.Visit site ↗ | 44.8 | 97.81% |
Web & Product Analytics reliability at a glance
- Across the 9 ranked analytics tools, average 90-day uptime is 99.61%. Reliability scores range from 99.2 (Hotjar) to 44.8 (Heap).
- Together they published 84 incidents in the last 90 days, 21 of them partial or major outages.
- The typical vendor takes 3h 41m to resolve an incident. Google Analytics is fastest, at 2h 12m on average.
- PostHog reported the most incidents (29 in 90 days).
What to check before you choose a analytics tool
- Separate data collection from reporting. A dashboard outage is an inconvenience; an ingestion or tracking-script outage loses data you can't get back.
- Check whether the vendor buffers events or retries when its ingestion API is down, and whether the tracking script loads asynchronously so a failure can't slow or break your pages.
- Look at how often the vendor reports ingestion delays. Late data matters if you run daily ad budgets or live experiments off it.
- Pick the hosting region you need (US or EU) and check that region's history on the status page, since many vendors run separate data centres.
90-day uptime history
Each bar is one day. Hover a bar for that day's uptime and incidents.
1. Hotjar
100% uptime · 2 incidents · avg resolve —2. Lucky Orange
99.98% uptime · 1 incidents · avg resolve 2h 46m3. Google Analytics
99.89% uptime · 1 incidents · avg resolve 2h 12m4. Mixpanel
99.84% uptime · 5 incidents · avg resolve 3h 41m5. Pendo
99.75% uptime · 5 incidents · avg resolve 3h 56m6. PostHog
100% uptime · 29 incidents · avg resolve —7. Fullstory
99.63% uptime · 5 incidents · avg resolve 5h 38m8. Amplitude
99.57% uptime · 24 incidents · avg resolve 2h 47m9. Heap
97.81% uptime · 12 incidents · avg resolve 9h 15m- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Being tracked (not ranked yet)
These vendors join the ranking once we have enough evidence: at least 14 days of data, and for vendors with a quiet status page (silent for a year, or for 90 days while their competitors report several incidents), 30 days of our own independent monitoring.
- Fathom Analytics · quiet status page, awaiting our own monitoring
- Matomo Cloud · quiet status page, awaiting our own monitoring
- Plausible Analytics · quiet status page, awaiting our own monitoring
- Piwik PRO
- Simple Analytics
- Microsoft Clarity · no public status page
Recent Web & Product Analytics incidents
Affected: Data Processing
Delayed/Blocked Event Delivery to Amazon Kinesis Destination
Affected: Data Processing, Event Streaming
Affected: Web Reporting
Notice: Amplitude not impacted by recent PHP vulnerabilities
Head-to-head comparisons
- Hotjar vs Lucky Orange reliability
- Hotjar vs Google Analytics reliability
- Hotjar vs Mixpanel reliability
- Hotjar vs Pendo reliability
- Lucky Orange vs Google Analytics reliability
- Lucky Orange vs Mixpanel reliability
- Lucky Orange vs Pendo reliability
- Google Analytics vs Mixpanel reliability
- Google Analytics vs Pendo reliability
- Mixpanel vs Pendo reliability
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Frequently asked questions
What is the most reliable analytics tool?
Based on the last 90 days of data, Hotjar is the most reliable analytics tool we track, with a reliability score of 99.2/100 and 100% uptime.
How do you measure analytics tool reliability?
We poll each vendor's public status page every few minutes, record every incident, and run our own uptime checks against each vendor's login and customer-facing pages. Uptime (40%), incident frequency (20%), average time to resolve (20%) and transparency (20%) combine into one score out of 100.
How often are these rankings updated?
Continuously. Status pages and uptime checks run every five minutes and scores are recalculated several times an hour.
Can vendors pay to rank higher?
No. Sponsored placements are clearly labelled, shown separately from the rankings and never change a vendor's score.