LetterBucket
LetterBucket is a newsletter platform for creators, founders, media businesses, and newsletter operators who want to manage their audience.
What LetterBucket is
LetterBucket is a newsletter platform for creators, founders, media businesses, and newsletter operators who want to manage their audience. It provides a text editor and pre-designed templates for publishing, plus tools to add or remove subscribers, segment them, and import or export lists as CSV files. Its one-click migration feature can move posts and subscriber lists from Substack, Beehiiv, ConvertKit, and other platforms. Post analytics show opens, clicks, and poll results. A Welcome Series can send up to three scheduled emails to new subscribers. Paid newsletter tools include paywalls and subscriber breaks. LetterBucket says it charges a flat infrastructure fee rather than a percentage of subscriptions, sponsorships, or other newsletter monetization. The Free plan costs nothing and allows up to 1,000 subscribers, unlimited posts, and one subscription form. Starter is $29 a month, while Growth is $59 a month. Free and Starter plans include human support; Growth includes priority human support. LetterBucket runs on the web and has an API.
Good
- Free plan allows unlimited posts.
- Subscriber lists can be imported or exported as CSV.
- Migration supports posts and lists from other platforms.
- Analytics show opens, clicks, and poll results.
- Paid newsletters can use paywalls.
Watch out
- Free plan is limited to 1,000 subscribers.
- Free plan includes one subscription form.
- The privacy policy does not guarantee internet transmission security.
Who it suits
LetterBucket suits writers, creators, founders, and newsletter operators who need publishing, subscriber management, or paid newsletter tools. Its free plan may fit newsletters with up to 1,000 subscribers.
Verdict
LetterBucket covers newsletter publishing, audience organization, migration, analytics, and paid subscriptions. The free tier has subscriber and form limits, while paid plans add more listed capabilities.
Plans and prices
From LetterBucket's own pricing page, checked 3 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Free | Free | Up to 1,000 subscribers · Unlimited posts · 1 subscription form |
| Starter | $29 a month | Up to 1,000 subscribers · 3 subscription forms · Welcome series · 3 team seats |
| Growth | $59 a month | Up to 1,000 subscribers · 10 subscription forms · 10 team seats · Custom domain · AI writing assistant · Custom blocks · Paid subscriptions |
| Custom plan | Priced on request | Custom solutions for high-volume sending, exclusive features, or dedicated support |
The facts
Each one read from LetterBucket's own pages, with the date it was checked.
What it does
- Analytics
- The documentation says post analytics show opens, clicks, and poll results for each email sent.checked 3 Oct 2026
- Audience tools
- Users can add and remove subscribers, organize them with segments, and import or export subscriber lists using CSV files.checked 3 Oct 2026
- Automations
- The Welcome Series can send up to three scheduled emails automatically to new subscribers.checked 3 Oct 2026
- Compliance
- The privacy policy describes GDPR rights, says international transfers use Standard Contractual Clauses or other approved mechanisms, and states that it has appointed a Data Protection Officer.checked 3 Oct 2026
- Migration
- LetterBucket says users can import posts and subscriber lists from Substack, Beehiiv, ConvertKit, and other platforms using its one-click migration feature.checked 3 Oct 2026
- Paid newsletters
- The documentation includes monetization features for paid newsletters, including paywalls and subscriber breaks.checked 3 Oct 2026
- Privacy
- The privacy policy says raw credit card numbers are not stored in LetterBucket's systems and identifies Stripe as its payment provider.checked 3 Oct 2026
- Product
- LetterBucket describes itself as a newsletter platform for creators, founders, and operators who want to own their audience.checked 3 Oct 2026
- Publishing
- The platform includes newsletter publishing with a text editor and pre-designed templates.checked 3 Oct 2026
- Revenue
- LetterBucket says it charges a flat infrastructure fee and does not take a percentage of subscriptions, sponsorships, or other newsletter monetization.checked 3 Oct 2026
- Security
- The privacy policy says LetterBucket uses encryption for information sent and received, but does not guarantee the security of information transmitted over the internet.checked 3 Oct 2026
- Support
- The Free and Starter plans include human support, while Growth includes priority human support.checked 3 Oct 2026
- Target users
- The homepage identifies writers and creators, founders, media businesses, and newsletter operators as audiences for LetterBucket.checked 3 Oct 2026
- Website
- Published posts automatically appear on the user's newsletter website, and the documentation says they are posted on the user's subdomain.checked 3 Oct 2026
