card.io might be a bit more popular than Timezone.io. We know about 1 link to it since March 2021 and only 1 link to Timezone.io. 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.
Hi! Our team is spread across timezones, and we have found applications that either - only show "current times" (doesn't help us schedule as much) - broken (the 2 apps that showed up on slack for timezone support, showed wrong times for teammates.) and many apps I've found through this subreddit are also broken (such as timezone.io). Source: almost 2 years ago
First thing I tried was typed card.io in my web-browser to see whether it would bring me to a website associated with this game. Source: almost 2 years ago
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