How hey.com Looks on Slack
This page shows how hey.com appears when shared on Slack. The current preview headline reads "A delightfully fresh take on email + calendar, from 37signals". It pairs with the description "Gmail, Outlook, and Apple got complacent and took their eye off the ball. Then along came HEY." and a social image. Overall, hey.com's setup scores 81/100 against Slack best practices.
Slack preview
Slack
HEY
A delightfully fresh take on email + calendar, from 37signalsGmail, Outlook, and Apple got complacent and took their eye off the ball. Then along came HEY.

Analysis
hey.com's social setup currently has 1 warning that affect how it renders on Slack. The most impactful fixes are listed below - they range from missing required tags to image dimensions that will be cropped or rejected by specific platforms.
In particular: title is 61 characters - truncated on most platforms. Each of these has a one-line fix in the recommendations panel above.
What's working well: social share image found; description length is good (94 chars); twitter card type: summary_large_image. 3 of the checks we run pass cleanly.
Frequently Asked Questions
See hey.com on other platforms
Validate other sites on Slack
Validate your own URL
See how your site looks across all major social platforms - instantly, free, no signup.
Try LinkPreview.io