Best Free Email Marketing Software (2026)

Genuinely usable free tiers, not trial-period bait-and-switch

Many email platforms advertise 'free tiers' that are useless. These 5 offer genuinely usable free tiers you can run a real business on for months or years.

1. ConvertKit (Kit) — our pick

From $15.00/mo · Creator Newsletter · Free tier: 10000 subs · Score 5/5

ConvertKit (now Kit) is the email platform built specifically for creators — newsletter writers, podcasters, YouTubers, digital product sellers. The 10,000-subscriber free tier is industry-leading. Best pick if you're monetizing your audience directly.

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