Compare pricing, deployment, product fit, integrations, and capabilities side by side.
Catalog capabilities may require a paid plan, add-on or hosted edition. “Not listed” means unverified here, not unavailable. Confirm the exact edition, usage limits and privacy settings.
Starting prices use different billing periods and usage units. Compare the same traffic, events, retention and seats.
Choose Skald ifSite owners and agencies with access to suitable server or CDN logs who want visibility into people and automated traffic.
Important considerations: Source-available, not OSI open source. Optional browser tracking adds in-page signals. AI-answer monitoring uses your provider keys and paid API samples; it does not reproduce what every app user sees. No verified hosted data-region claim.
Choose VWO ifCRO teams, UX researchers, agencies optimizing user experiences
Important considerations: VWO is a multi-product suite; capabilities and MTU allowances depend on the selected products and sales-assisted tier.
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| Attribute | Skald | VWO |
|---|---|---|
| Overview | Skald analyses web-server logs to distinguish visitors, AI assistants and crawlers. It is free to self-host under Elastic License 2.0, with paid hosted plans and a 30-day trial. | A conversion optimization and digital experience platform offering A/B testing, heatmaps, surveys, feature flagging, and personalization across web and mobile. |
| Pricing | Free self-hosting. Hosted Starter: $9/month or $86/year for 1 site, 1 million requests/month and 3 team members; 30-day free trial. Requests include assets and bots, not just page views. Server costs and optional AI-provider API charges are separate. | Growth, Pro, and Enterprise packages use sales-assisted, usage-based pricing; VWO also offers free product exploration |
| Deployment | Self-hosted and hosted options | Vendor-hosted cloud |
| Best for | Site owners and agencies with access to suitable server or CDN logs who want visibility into people and automated traffic. | CRO teams, UX researchers, agencies optimizing user experiences |
| Operator | Space-O Technologies Independent private company | Wingify Software Private Limited Subsidiary of Everstone Capital |
| Company base | Ahmedabad, Gujarat, India · Other region | Delhi, India · Other region |
| Organization scale | at least 140 team members · operator, as of 26 Oct 2026 | at least 450 employees · operator, as of 13 Aug 2026 |
| Recent direction | platform integration Recent official evidence shows a focus on platform integration. | suite consolidation Recent official evidence shows a focus on suite consolidation. |
| Key features |
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| Important considerations | Source-available, not OSI open source. Optional browser tracking adds in-page signals. AI-answer monitoring uses your provider keys and paid API samples; it does not reproduce what every app user sees. No verified hosted data-region claim. | VWO is a multi-product suite; capabilities and MTU allowances depend on the selected products and sales-assisted tier. |
| Integrations | Google Search Console, Bing Webmaster Tools | Google Analytics, Adobe Analytics, Segment |
| Fact check | We checked this information against official vendor sources on 2026-10-26. | 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.
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| Attribute | Skald | VWO |
|---|---|---|
| A/B testing | Not listed | Listed |
| AI insights | Not listed | Listed |
| App analytics | Not listed | Listed |
| Audience insights | Not listed | Listed |
| Behavior analytics | Not listed | Listed |
| CCPA compliant | Not listed | Listed |
| Custom reports | Not listed | Listed |
| Data export | Listed | Listed |
| E-commerce tracking | Not listed | Listed |
| Enterprise | Not listed | Listed |
| Event tracking | Not listed | Listed |
| Free plan | Listed | Not listed |
| Funnels | Not listed | Listed |
| GDPR compliant | Not listed | Listed |
| Goals | Not listed | Listed |
| Heatmaps | Not listed | Listed |
| Integrations | Not listed | Listed |
| Personalization | Not listed | Listed |
| Polls | Not listed | Listed |
| Real-time data | Not listed | Listed |
| Revenue tracking | Not listed | Listed |
| Self-hosted | Listed | Not listed |
| Session recordings | Not listed | Listed |
| Surveys | Not listed | Listed |
| User feedback | Not listed | Listed |
| User segments | Not listed | Listed |
| Web analytics | Listed | Not listed |