Alternatives to Substack

All-in-one platform for selling online courses, memberships, and coaching

Schedule and cross-post content to up to nine social platforms from one simple dashboard

Minimalist newsletter tool built for writers who prefer Markdown, plain text, and quietly powerful tooling under the hood.

Modern email platform built for SaaS teams, combining transactional, marketing, and lifecycle messages with a clean API.

Email marketing, automation, and CRM in one platform aimed at SMBs that need branching, conditional customer journeys.

Marketing platform combining email, SMS, WhatsApp, transactional sending, and a basic CRM under volume-based pricing.

Event-driven messaging platform for product teams that want to send email, push, SMS, and in-app messages from real user behavior.

Social media scheduling tool with a clean queue, multi-channel posting, and analytics for small teams and creators.

Distraction-free composer for X and LinkedIn posts with drafts, threads, scheduling, analytics, and AI writing helpers.

Email and SMS platform purpose-built for ecommerce, with deep Shopify integration and revenue-attributed flows.

Friendly, affordable email marketing tool with newsletters, automations, landing pages, and a growing creator toolkit.

All-in-one marketing platform built around email campaigns, automations, and audience insights for growing brands.

Smart scheduling and calendar management for teams

Where work communication happens

All-in-one project management and team communication tool

Add 3D chat rooms to any website with a single script tag

A meeting assistant that turns conversations into searchable transcripts and summaries

Open-source, self-hosted WebRTC video conferencing with variants for meetings, calls, and broadcasts

Share voice, chat, screens, and remote controls over an encrypted peer network

Give every sender a separate address and control what happens to their mail