Users are highly satisfied with the WordPress plugin for image optimization. They appreciate its ease of use, effective bulk image conversion, and significant reduction in image sizes, which leads to improved website performance and load times. The support team is frequently praised for their prompt, helpful, and friendly assistance. Users find the pricing reasonable and benefit from features like WebP and AVIF support, as well as the plugin's seamless integration with other tools. However, some users reported issues with over compressed images, misleading advertisements about features, and conflicts with other plugins leading to broken images and critical errors. The credit system for image optimization was also noted as confusing and restrictive for some users.