The "Ads and Listings on Google" app developed by BigCommerce receives a mix of predominately negative feedback from merchants. While a few users report a smooth experience with the app, especially noting its free cost and ease of setup, a majority express dissatisfaction due to significant functionality issues, particularly related to product syncing and differing performance based on geographical locations.
Overall, the "Ads and Listings on Google" app struggles with functionality issues that limit its effectiveness for many merchants, especially those operating outside the US. The app's inability to integrate seamlessly or address critical flaws often results in significant constraints for its users, overshadowing its potential benefits as a free tool. Merchants might consider alternative solutions for a more reliable experience.