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Comparison

Buffer vs Postiz

Buffer and Postiz both schedule posts to many social networks from one place. They differ in who they are built around.

Buffer targets creators, small businesses and agencies. It has a forever free plan, a single dashboard for replying to comments, and an approval step for team posts. Postiz is built for AI agents. Its hosted MCP server, CLI and API come with every plan, and it reaches 30+ channels, including Reddit, Discord and Telegram.

Which one fits

Buffer is the better fit for solo creators and small teams that want a free plan, comment replies and reporting in one workspace. Postiz fits marketers who prompt AI agents to plan posts, and developers or automation teams using n8n, Make.com or the API. Postiz starts at $29/month after a 7-day trial.

What it is

Buffer
Social media scheduling and analytics for small teams
Postiz
Social media scheduler that AI agents can operate

Pricing

Buffer
Freemium. The site mentions a forever free plan and paid upgrades, but the pages provided do not list plan names or prices.
Postiz
Free trial. A 7-day free trial is offered, and paid plans start at $29/month. The MCP server, CLI and public API are included on every plan.

Who it is for

Buffer
Suited to solo creators, small businesses, brands and agencies that publish to several social networks and want scheduling, engagement and reporting in one workspace. Teams that need an approval step for posts will find it relevant. Developers and automation users can build on the API or connect an AI assistant.
Postiz
Marketers who prefer to prompt an AI agent to plan and schedule posts, and developers who want to build a posting feature using the API, SDK and OAuth2. It also suits automation teams that run n8n or Make.com workflows, and teams that need a shared calendar and approvals across many channels.

Highlights

Buffer
Schedules to Facebook, Instagram, TikTok, LinkedIn, X and more. Also posts to Bluesky, Threads, Mastodon and Substack. Single dashboard for triaging and replying to comments. Team workflow to edit and approve posts. GraphQL API with bearer token or OAuth 2.0 PKCE. Connects to Claude or ChatGPT over MCP.
Postiz
Publishes to 30+ channels including X, LinkedIn, Instagram, TikTok, Bluesky and Telegram. Hosted MCP server with OAuth sign-in, plus a CLI and an installable agent skill. Public API, SDK and OAuth2 for building posting apps on top. Works with n8n, Make.com and Zapier for automated posting. Auto actions can post, like or comment once a post hits a set milestone. Built-in image editor and AI image generation.

Listed

Buffer
23 Oct 2026
Postiz
24 Oct 2026

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