Based on our record, WP Smush should be more popular than Event Espresso. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
There are plenty of image optimizers available for WordPress users. Which one is right for you? It depends on how advanced you want to get with your optimization. For the vast majority of users, EWWW Image Optimizer is probably the best option out there. It’s fast, reliable, and easy to use. Smush Pro is the best choice if you need something more advanced. Source: about 2 years ago
I used to use WP Smush Pro for that (and probably still would if I was still in the WP world). Source: over 2 years ago
Don't know if it makes complete sense for your use case but https://eventespresso.com/ is pretty powerful - I'd recommend checking it out. Source: over 2 years ago
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Imagify - Optimize and resize images online and through your CMS.