> ## Documentation Index
> Fetch the complete documentation index at: https://docs.upstackdata.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Meta Start Trials

> All Meta metrics for start-trials — volume, value, and cost in one place.

Metrics for start trials across your Meta campaigns:

* [Meta Cost per Start Trial: Trial Acquisition Efficiency](/reference/metrics/advertising/meta-ads/start-trials/meta-cost-per-start-trial)
* [Meta Start Trials: Free Trial Sign-ups from Ads](/reference/metrics/advertising/meta-ads/start-trials/meta-start-trials)