The "Smart Zipcode Validator" app is generally well-received by merchants, who appreciate the app's functionality and ease of use. Many users are impressed with the supportive customer service provided by the development team, which helps in resolving issues swiftly. However, there are some concerns regarding sporadic functionality and lack of responsiveness from the support team at times.
Overall, the "Smart Zipcode Validator" is seen as a valuable tool for merchants, especially those engaged in local deliveries. Its ease of use, combined with effective support—when available—makes it a recommended application for managing zip codes efficiently. However, some improvement in support responsiveness and reliable syncing can enhance the user experience further.