How often should you send a product changelog email?

Monthly is common. Frequent shippers sometimes send biweekly, but only when there is enough to say.

What should a changelog email include?

A headline update with a visual, a short list of other improvements, and links to try them or read more.

This collection has 1 real changelog emails from 1 brand: GitBook. Every example was captured from a real signup, not a mockup.

Every detected example here was sent with Customer.io, read from its delivery headers.

The typical subject line here is 47 characters long. Every one uses an emoji.

Roundup of recent product changes. Real examples, captured from actual signups.

Changelog emails collect recent product improvements into one update. They show momentum and remind users that the product keeps getting better.

1
Group by theme
New, improved and fixed sections make long lists scannable.
2
Headline the big one
Give the most important change a visual and a sentence of context.
3
Keep a regular rhythm
Monthly or biweekly updates set expectations and build a habit.

Changelog email examples (2026) | Sequenzy