Why you need Facebook Conversion API❓
Due to the update of iOS 14.5 Safari, Firefox, and Mozilla having intelligent tracking prevention (ITP) algorithms, Facebook pixel can’t track accurate data for iOS users.For fixing the issue,need to track data directly from the client server instead of web browser through Conversion API or server side tracking.
If you fixed Facebook conversion API with help of gtm to your website then you can easily track data and all iOS user show your ads.
✅ Accurate Data Tracking
✅ Measuring campaign performance
✅ Server side tracking
✅ Dynamic re-marketing