Getting Started with the Singular SDK/S2S

Welcome to Singular's SDK and S2S integrations! Singular is helping mobile marketers maximize return on marketing spend by combining campaign data and user-level data in a single place.

Use the documentation to integrate our SDK into your apps or implement an S2S integration and get started with Singular attribution.


  • Before you start, you have to get your Singular SDK key by logging into your Singular account and going to Settings > SDK Keys:


  • If you want to send real-time postbacks to your internal BI platform, see Processing Internal BI Postbacks.
  • If you plan to use both the Facebook SDK and the Singular SDK/S2S in the same app, read this guide to learn how to configure your integrations to avoid data discrepancies.