ToolNewsletter GrowthPublished April 5, 2026

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Unsubscribe Rate Calculator

Enter unsubscribes and delivered emails to calculate unsubscribe rate.

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Unsubscribe rate = unsubscribes / delivered emails

Unsubscribe Rate

0.30%

Use this rate to catch subscriber mismatch before list growth looks healthier than it is.

Compare unsubscribe rate by acquisition source when possible.

If unsubscribe rate jumps after a campaign, review whether the lead magnet and newsletter cadence promised the same value.

Common Questions

FAQ

Next step

Keep newsletter growth aligned with content promises

AttentionClaw helps teams connect acquisition content with durable subscriber engagement.

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Move from the idea layer into a repeatable production workflow.