Spacetime might be a bit more popular than Autoptimize. We know about 1 link to it since March 2021 and only 1 link to Autoptimize. 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.
The issues your site are having are troublesome for most small site administrators: good score on Desktop load but lousy on Mobile load. There are also good paid options for someone to professionally optimize the site using the above plugins (e.g. link), but do due dillgence before you hand over the keys (admin login) to any budget service to work on your WordPress installation, as it can end in tears. Source: over 2 years ago
How about spacetime.am? A website or tool for time differences and to manage stuff and be able to check stuff. Previously, I tried to make it easier to manage our time zones thingy but then I thought maybe it isn't good. So I looked up and found it. Here's the screenshot link and you can search it up yourself and maybe someone, probably the creator of this maybe. Bye bye for now. Source: about 3 years ago
WP Rocket - WP Rocket offers a caching plugin for Wordpress.
Timezone.io - Keep track where and when your team is.
WP Fastest Cache - The fastest and easiest wordpress cache plugin.
Every Time Zone - Online tool for keeping up with times around the world.
WP Super Cache - A very fast caching system for WordPress that produces static HTML files.
Time Zone Pro - A beautiful world clock for friends, family, clients and more