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9% of sites14 technologies
Session replay & heatmaps in the UK: market share ranking
Recording visitor sessions, clicks and scrolls.
| # | Technology | United Kingdom | Global | Netherlands | Italy | Spain | Japan | Latin America |
|---|---|---|---|---|---|---|---|---|
| 1 | Microsoft Clarity | 5.2% | 3% | 1.8% | 2.8% | 3.2% | 4% | 6.3% |
| 2 | Hotjar | 3.2% | 1.6% | 2.2% | 1.8% | 2% | 0.1% | 3.6% |
| 3 | Crazy Egg | 0.5% | 0.4% | <0.1% | 0.3% | 0.2% | <0.1% | 0.3% |
| 4 | Contentsquare | 0.4% | 0.2% | 0.2% | 0.2% | 0.2% | <0.1% | 0.3% |
| 5 | Mouseflow | 0.2% | 0.1% | 0.2% | <0.1% | 0.1% | 0.1% | 0.1% |
| 6 | Lucky Orange | 0.2% | <0.1% | <0.1% | 0% | <0.1% | <0.1% | <0.1% |
| 7 | Smartlook | <0.1% | <0.1% | <0.1% | 0.1% | <0.1% | <0.1% | 0.2% |
| 8 | FullStory | <0.1% | <0.1% | 0% | 0% | <0.1% | <0.1% | <0.1% |
| 9 | Inspectlet | <0.1% | <0.1% | 0% | 0% | <0.1% | 0% | <0.1% |
| 10 | Ptengine | <0.1% | <0.1% | 0% | 0% | 0% | 0.8% | 0% |
| 11 | Quantum Metric | <0.1% | <0.1% | 0% | 0% | <0.1% | <0.1% | <0.1% |
| 12 | LogRocket | <0.1% | <0.1% | 0% | 0% | <0.1% | 0% | <0.1% |
| 13 | Glassbox | <0.1% | <0.1% | 0% | 0% | 0% | 0% | 0% |
| 14 | Mieruca | 0% | <0.1% | 0% | <0.1% | 0% | 0.6% | 0% |
By site popularity
Share of measured sites in each Tranco popularity band that use the technology: the top 1,000, 10,000 and 100,000 sites and the whole top million.
| # | Technology | Top 10K | Top 100K | Top 1M |
|---|---|---|---|---|
| 1 | Microsoft Clarity | 3.3% | 3.8% | 5.2% |
| 2 | Hotjar | 0% | 1.5% | 3.2% |
| 3 | Crazy Egg | 0% | 0.2% | 0.5% |
| 4 | Contentsquare | 0% | 0.7% | 0.4% |
| 5 | Mouseflow | 0% | 0.1% | 0.2% |
| 6 | Lucky Orange | 0% | 0.1% | 0.2% |
| 7 | FullStory | 0% | 0.1% | <0.1% |
| 8 | Smartlook | 0% | 0% | <0.1% |
| 9 | Inspectlet | 0% | 0% | <0.1% |
| 10 | Ptengine | 0% | 0% | <0.1% |
| Sites measured | 60 | 886 | 11,322 |
Popular sites vs local business websites
Popular: sites of United Kingdom from the Tranco top million. Local business: websites of companies with 1–20 locations in the country, taken from a business places directory (platforms, marketplaces and aggregators excluded).
| # | Technology | Popular sites | Local business | Difference, pp |
|---|---|---|---|---|
| Any Session replay & heatmaps | 9% | 3% | −6.1 | |
| 1 | Microsoft Clarity | 5.2% | 1.7% | −3.5 |
| 2 | Hotjar | 3.2% | 1.1% | −2.1 |
| 3 | Crazy Egg | 0.5% | <0.1% | −0.4 |
| 4 | Contentsquare | 0.4% | <0.1% | −0.3 |
| 5 | Smartlook | <0.1% | <0.1% | 0 |
| 6 | Mouseflow | 0.2% | <0.1% | −0.2 |
| 7 | Lucky Orange | 0.2% | <0.1% | −0.1 |
| 8 | Inspectlet | <0.1% | <0.1% | 0 |
| 9 | FullStory | <0.1% | <0.1% | −0.1 |
| 10 | Ptengine | <0.1% | <0.1% | 0 |
| Sites measured | 11,322 | 20,305 |
Our crawler: 11,322 sites · United Kingdom · updated 13 Nov 2026 · Methodology