Is beehiiv better than Substack for custom segments in newsletters

https://www.reddit.com/r/ReviewJunkies/comments/1q5iffe/stop_guessing_is_beehiiv_really_better_than/

Custom segments can take your newsletters from generic to genius. Explore how newsletter tools like beehiiv and Substack handle custom segments in 2026 to deliver tailored content that clicks with your audience.