AB Test Versus
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Rank #4 of 8Reviewed 2026-09-01

VWO

Wingify (Everstone Capital) · India · since 2009

5.9/10

Full-suite digital experience optimization platform for mid-market and enterprise teams that want testing, behavior analytics, personalization and feature flags from one vendor. Since January 2026 a sister product of AB Tasty under the Wingify/Everstone group.

Best for Teams replacing a testing tool plus an analytics tool with a single contract

The verdict

VWO takes the platform-breadth criterion in all seven of its matchups: eight server-side SDKs, feature flags, heatmaps, recordings, surveys and a customer data platform from one vendor, plus a real EU data region in Belgium. That breadth wins four matchups and is not enough in three, because VWO publishes no prices at all and its Shopify app cannot test the checkout, so Apex and Convert take it on commerce and statistics and Varify takes it on price. Since the January 2026 merger it shares an owner with AB Tasty, the one tool it beats on all five criteria.

Rating by Drip Trading GmbH, the company behind Apex by Drip. How we rate and weight

Strengths

  • Genuinely broad suite from one vendor: testing, heatmaps, recordings, funnels, surveys, personalization, feature flags, a CDP and push notifications.
  • Transparent, configurable Bayesian statistics with real safeguards, sequential analysis, settable MDE/ROPE/FPR/power, automatic SRM and Simpson’s-paradox checks.
  • EU data residency is a real, documented option (GCP Belgium, no transfer outside the EU).
  • Broad developer surface: FullStack SDKs in 8 languages plus Android, iOS, React Native and Flutter.
  • 60+ integrations including GA4, Adobe, Segment, BigQuery and Snowflake.

Weaknesses

  • No published pricing at all, verified by rendering the pricing page: zero price figures. Cost scales per module AND per tracked user, so the suite look inflates quickly.
  • Cannot A/B test the Shopify checkout, VWO’s own docs exclude checkout, post-purchase and order-status pages.
  • Zero Shopify App Store social proof: 0 reviews since March 2024.
  • Ownership churn: majority-acquired by Everstone (Jan 2025), then merged with direct competitor AB Tasty (Jan 2026), product convergence risk is real, and docs already mix "VWO" and "Wingify" branding.
  • Reviewers report flicker, visual-editor gaps on dynamic pages and the removal of chat support.

The facts

StatisticsBayesian engine with sequential analysis that handles peeking and multiple comparisons; MDE, ROPE, false-positive rate and power are user-settable; automatic SRM, outlier and Simpson’s-paradox checks. Note: "SmartStats" is now legacy branding for non-Data360 accounts.
ShopifyShopify app (free to install, launched Mar 2024), 0 reviews after ~2.5 years. It deploys tracking everywhere except checkout, post-purchase and order-status pages: VWO cannot A/B test the Shopify checkout. Available from the Growth plan.
Privacy & hostingReal EU data-residency option: customers can pin visitor data to GCP europe-west1 (Belgium); US and India regions also exist. Three documented consent modes (Completely/Partially/Do Not Block), DPA with SCCs, ISO 27001:2022, SOC 2 Type II.
PricingNo published prices, plans (Growth/Pro/Enterprise) are quoted per module and billed on Monthly Tracked Users. 30-day free trial. Procurement data (Vendr, 102 purchases) puts the median annual contract at ~$16,300 (range ~$7,800–$35,800).

Sources

  1. No public pricing (rendered page, raw HTML, JS bundles): https://vwo.com/pricing/ (accessed 2026-09-01)
  2. Wingify + AB Tasty merger under Everstone: https://techcrunch.com/2026/01/20/everstone-combines-wingify-and-ab-tasty-for-100m-digital-experience-optimization-platform/ (accessed 2026-09-01)
  3. Bayesian sequential engine, MDE/ROPE/FPR/power, SRM checks: https://vwo.com/why-us/technology/statistics/ (accessed 2026-09-01)
  4. Checkout/post-purchase/order-status excluded: https://vwo.com/integrations/shopify/ (accessed 2026-09-01)
  5. Shopify app 0 reviews, launched 2024-03-01: https://apps.shopify.com/vwo (accessed 2026-09-01)
  6. EU/US/India data centers, consent modes: https://vwo.com/gdpr/ (accessed 2026-09-01)
  7. Vendr median $16,330 (102 purchases): https://www.vendr.com/marketplace/vwo (accessed 2026-09-01)

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