Split.io vs Notion
Side-by-side comparison of AI visibility scores, market position, and capabilities
SF feature management platform acquired by Harness May 2024 at $75M ARR (April 2025); $110M Lightspeed/Accel-backed progressive delivery and A/B testing competing with LaunchDarkly and Statsig for enterprise feature flag infrastructure.
About
Split.io is a San Francisco-based feature management and software experimentation platform — acquired by Harness in May 2024 for an undisclosed amount, having raised $110 million in total pre-acquisition funding from Lightspeed Venture Partners, Accel Partners, and Harmony Partners — providing engineering teams, product managers, and data scientists with feature flag infrastructure, progressive delivery, A/B testing, and feature impact measurement tools that enable software teams to safely release features to targeted user segments, run controlled experiments, and measure feature impact on business metrics. Split reached $75 million in annual recurring revenue as of April 2025 under Harness ownership, serving enterprise software development teams who need controlled feature rollouts and experimentation alongside their CI/CD pipelines.
All-in-one workspace with $10B valuation serving 30M users; flexible block-based notes, databases, and wikis with Notion AI assistant competing with Confluence and Coda for teams.
About
Notion is an all-in-one workspace platform combining notes, wikis, databases, project management, and documents in a flexible, block-based editor that allows teams and individuals to build customized productivity systems without code. Founded in 2016 in San Francisco by Ivan Zhao and Simon Last, Notion raised over $340 million at a $10 billion valuation and has grown to serve over 30 million users ranging from individual knowledge workers to enterprises using Notion as their company wiki and project management system.
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