Preview text in email is a brief snippet of text that appears next to or below the subject line when viewing the email inbox. It provides a brief preview of the email's content and can be a great tactic to create engagement.
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Google Email Annotations adoption over time:
- Oct 2025: 70.49%
- Sept 2025: 67.52%
- Aug 2025: 60.62%
- July 2025: 64.99%
- June 2025: 65.19%
- May 2025: 69.54%
- Apr 2025: 70.98%
- Mar 2025: 71.95%
- Feb 2025: 73.64%