Compare pricing, deployment, product fit, integrations, and capabilities side by side.
Site owners, developers, and agencies that want inexpensive self-hosted analytics or a white-label analytics service
Important considerations: This is commercial source-available software, not an OSI open-source project. You operate PHP, MySQL, security, storage, backups, and privacy settings; SaaS resale requires the Extended license.
Website owners, marketers, and product teams that need free session replay and heatmaps
Important considerations: Clarity is vendor-hosted and uses cookies. Teams must review consent and data policies; it emphasizes qualitative behavior analysis rather than replacing a complete first-party analytics stack.
| Attribute | 66analytics | Microsoft Clarity |
|---|---|---|
| Overview | Commercial self-hosted web analytics software for PHP and MySQL that combines cookieless traffic reports, goals, visitor profiles, session replay, heatmaps, teams, and optional white-label SaaS controls. | Microsoft's free behavior analytics service for websites and mobile apps, with always-on session recordings, click and scroll heatmaps, smart events, frustration signals, and Copilot-powered summaries. |
| Pricing | One-time licenses: Regular $49 for personal use and Extended $319 for operating a SaaS; source code, future updates, and six months of support are included | Free forever with no traffic limits; unlimited heatmaps, websites, and team members are included |
| Deployment | Self-hosted | Vendor-hosted cloud |
| Best for | Site owners, developers, and agencies that want inexpensive self-hosted analytics or a white-label analytics service | Website owners, marketers, and product teams that need free session replay and heatmaps |
| Operator | 66analytics Independent project | Microsoft Corporation Independent public company |
| Company base | Distributed organization | Redmond, United States · United States |
| Organization scale | 1 team members · operator, as of 13 Aug 2026 | 228,000 employees · operator, as of 30 Jun 2025 |
| Recent direction | self-hosted expansion Recent official evidence shows a focus on self-hosted expansion. | marketing attribution Recent official evidence shows a focus on marketing attribution. |
| Key features |
|
|
| Important considerations | This is commercial source-available software, not an OSI open-source project. You operate PHP, MySQL, security, storage, backups, and privacy settings; SaaS resale requires the Extended license. | Clarity is vendor-hosted and uses cookies. Teams must review consent and data policies; it emphasizes qualitative behavior analysis rather than replacing a complete first-party analytics stack. |
| Integrations | REST API, Webhooks, WordPress, Stripe, PayPal | Google Analytics, Google Ads, WordPress, Shopify |
| Fact check | We checked this information against official vendor sources on 2026-08-08. | We checked this information against official vendor sources on 2026-08-08. |
This matrix shows capabilities recorded in our catalog. Not listed means we have not confirmed the capability here. Check the linked vendor sources for plan, deployment, and usage limits.
| Attribute | 66analytics | Microsoft Clarity |
|---|---|---|
| AI insights | Not listed | Listed |
| App analytics | Not listed | Listed |
| Audience insights | Listed | Listed |
| Behavior analytics | Listed | Listed |
| CCPA compliant | Listed | Listed |
| Cookieless | Listed | Not listed |
| Cross-device tracking | Not listed | Listed |
| Custom reports | Listed | Not listed |
| Data export | Listed | Listed |
| Data ownership | Listed | Not listed |
| Event tracking | Listed | Listed |
| Free plan | Not listed | Listed |
| GDPR compliant | Listed | Listed |
| Goals | Listed | Listed |
| Heatmaps | Listed | Listed |
| Integrations | Listed | Listed |
| Privacy-first | Listed | Not listed |
| Real-time data | Listed | Listed |
| Self-hosted | Listed | Not listed |
| Session recordings | Listed | Listed |
| User segments | Listed | Listed |