Confidence by Spotify vs. ABsmartly

Confidence is an experimentation and feature flagging platform developed by Spotify, designed to assist software and product teams in conducting experiments and making data-informed decisions at scale. Leveraging over a decade of experience in A/B testing infrastructure, Confidence provides a robust framework for teams looking to optimize their product features and user experiences through systematic experimentation.

Unlimited seats, metrics and experiments so you A/B test confidently and scale experimentation. ABsmartly is a leading experimentation platform designed for trustworthy A/B testing on web,email, app environments and more, both server-side, edge and client-side. The platform caters to various testing scenarios, including feature flags, split testing, multi-variant, multi-page, multi-platform, SEO tests, cross-device testing, among others to accelerate product growth.