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Letterly
AI-Native Newsletter Platform
Deployed 2026-09-17· c1f5dc0b· marketing-os
About Letterly
Letterly is a creator-first newsletter platform. Write with AI assistance (OpenAI GPT-4o for subject lines), manage subscribers, and send beautiful emails via MailStackOS or SendGrid. Features include campaign analytics, template editor, and Stripe integration for paid subscriptions.
Features
- AI-assisted writing (OpenAI GPT-4o)
- Subscriber management with import/export
- Show all 6 features
Business Gold
$24/moComplete business operations suite: accounting, contracts, proposals, leads, newsletters.
- LedgerFlow unlimited invoices and VAT filing
- Inkly e-signatures and templates
- QuoteForge client-facing proposals
- FunnelFox CRM and pipeline management
- Letterly unlimited subscribers
Try Letterly today
Letterly is running now. Open it, or join the list to hear about new features first.
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