You can make use of Shopify Flow to automatically award customers who leave reviews for you on your review site(s) of choice (make sure it is installed in your store). You first have to create the point earn rule for the review app that you want to integrate and then follow the setup. If the app isn't listed in the earn rule then select the below rule.
Setup
Step 1: Access Shopify Flow in the Apps section of your Shopify Admin, click to Create Flow, then click Select a Trigger to be taken to the page shown below.
Step 2: Select the trigger for your review app (TrustShop Reviews here).
Step 3: Select New Review from the list
Step 4: Select Appstle Loyalty Action in the flow. Then Select Reward Points for review.
Step 5: Now add the required info. In Review type field add LEAVE_REVIEW_PRODUCT_REVIEWS if review app isn't mentioned in Appstle Loyalty.
Step 9: Click Turn on workflow in the upper right.
