Mobile measurement firm AppsFlyer has raised $56 million in a Series C funding round as it aims to improve mobile marketing measurements.

The firm said it measured an estimated $6 billion in mobile ad spend in 2016 and aims to continue expanding its services with broader measurement capabilities.

It’s also working on AI-driven insights and sophisticated analytics.

Big spender

AppsFlyer anticipates there will be worldwide spend of over $1 trillion in marketing in 2017.

The investment came from the likes of Qumra Capital, Goldman Sachs Private Capital Investing, Deutsche Telekom Capital Partners, Pitango Growth, Eight Roads Ventures, Magma Ventures and Pitango Venture Partners.