Best Campaign Management Software for Gatsby

Klaviyo empowers businesses to create smarter digital relationships by transforming customer data into meaningful, impactful experiences. From email and SMS to web interactions and reviews, Klaviyo makes it easy for B2C brands to engage customers at every touchpoint. Trusted by over 157,000 businesses, Klaviyo helps drive faster, more efficient revenue growth. Klaviyo’s 350+ integrations making getting started easy for marketers. Some key features of the platform include predictive analytics, AI automation, optimized templates, A/B testing, and intuitive segmentation and email flows to ensure marketers are reaching their audience with the right message at the right time. The solution also supports integration with payment processing and point of sale (POS) software solutions, such as Magento, Shopify, and WooCommerce.

Convert Experiences is the A/B testing platform that delivers enterprise-grade experimentation without the enterprise baggage. For over 15 years, Convert has helped growth marketers, e-commerce teams, and agencies run reliable, flicker-free experiments that scale with their business. From classic A/B and multivariate testing to split URL and personalization campaigns, Convert makes experimentation fast, accurate, and frustration-free. With 90+ integrations (Shopify, GA4, WordPress, WooCommerce, Segment, and more), Convert adapts to modern stacks and supports both marketers and developers. Our Visual Editor lets teams launch experiments without waiting on developers, while advanced targeting and revenue tracking ensure clean, trustworthy insights. Privacy is at our core: Convert is GDPR compliant, HIPAA/CCPA-ready, and never resells data. Pricing is transparent, predictable, and fair — no hidden fees or nasty surprises. And when you need help, you’ll find it fast: real human support via live chat, email, and dedicated agency-friendly support. Our SmartInsert technology eliminates flickering across both frontend and backend experiments, while 40+ stackable targeting filters and robust APIs enable sophisticated test deployment. Convert’s comprehensive toolkit includes real-time QA through Live Logs & QA Wizard, built-in hypothesis prioritization frameworks, and automated collision prevention—all backed by expert support to help you launch tests in under 30 minutes.