Question: I'm looking for a tool that can attribute sales to ads even after a long time, can you suggest one?

If you need a tool that can attribute sales to ads even after a long delay, Hyros is a good option. It employs a patented AI attribution system to give you a transparent view of ad performance so you can get a minimum 20% boost to ad ROI. The company tracks conversions like sales, calls and leads, and the tool integrates with a variety of other tools, so it's good for companies with complex marketing operations.

Another contender is SegMetrics, which optimizes every stage of the sales funnel by connecting data from multiple marketing tools. It includes lifetime value attribution, order value optimization and a long attribution window, so you can maximize lifetime revenue. The tool supports funnel optimization, cohort segmentation and A/B testing, so it's a good all-purpose option for maximizing ROI.

If you want a data-driven approach, Adtriba offers neutral, cross-channel multi-touch attribution and unified marketing measurement tools. It combines advanced statistical models and machine learning algorithms to automatically gather data from multiple sources, giving you actionable insights and detailed analysis of customer journeys. That makes it a good option for companies that want to optimize their marketing and make more informed budget decisions.