Can anyone recommend a product ratings app for unique musical gear?

[HeavyMetalFX]

Good morning.  I have a musical instrument accessories and gear store.  https://heavymetalfx.com.  I am looking for an app that can automatically retrieve product reviews from Google or ideally, from music gear sites like Reverb.com.  The Ali Express and Amazon apps don't have the reviews I need due to the uniqueness of my products.  Does anyone know of any app that can