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Testing Send Time & Frequency

The "when" and "how often." This section covers Send Time Optimization (STO)—testing "Tuesday at 10 AM" vs. "Wednesday at 3 PM." It also covers testing frequency (e.g., "daily" vs. "weekly") to find the "sweet spot" between engagement and unsubscribes.

4 questions in this topic

Questions about Testing Send Time & Frequency

How do I test the best time to send emails? What is send time optimization (STO)? How do I A/B test sending frequency? How do I measure the impact of frequency on engagement and unsubscribes?