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SignalTower vs Postiz

Postiz is an open-source, agent-first scheduler: its own agent and the AI apps you connect can draft and schedule posts across 30+ networks. SignalTower works with your AI too, but every agent's work, ours or yours, waits on a shared canvas for a person's yes.

Side by side

Plans the month for you: SignalTowerYes. The agent proposes the month as briefs you approve, change or skip.; PostizIts agent plans and drafts posts.
Writes in your brand's voice: SignalTowerYes, in your brand's voice, from what it learned from your website.; PostizIts agent writes posts, images and short videos.
Your design templates: SignalTowerYes. Layered templates in your fonts, colors and logo; filling one uses no credits.; PostizAn image editor, no layered brand templates.
The AI you already use: SignalTowerYes. Claude, ChatGPT or any MCP app works on the same canvas as your team.; PostizYes, through MCP, an API and automation tools; agents can schedule directly.
A person's yes before publishing: SignalTowerAlways, on every plan. Every post goes out on a person's yes, given in SignalTower or to their own AI. No AI spends.; PostizLight: posts can be assigned and reviewed, with no required approval.
Posts from your business data: SignalTowerYes. Feeds, sheets, your API or MCP; a post holds itself when the facts change.; PostizRSS feeds can post automatically.
Written for each language: SignalTowerYes. Written per audience and market, with replies in the commenter's language.; PostizNot mentioned.
Publishing: SignalTowerPublishes to 11 networks and your blog: 5 accounts on Standard, 10 on Studio.; Postiz30+ networks; self-hosting available.
Works with your scheduler: SignalTowerOr hand approved posts to Buffer, Postiz or Post Bridge.; PostizIt is the scheduler.
Price: SignalTowerStandard $29, Studio $49 per workspace a month, 20% off yearly. 7-day free trial on both.; PostizFrom $29 a month; open source to self-host.

What you need	SignalTower	Postiz
Plans the month for you	Yes. The agent proposes the month as briefs you approve, change or skip.	Its agent plans and drafts posts.
Writes in your brand's voice	Yes, in your brand's voice, from what it learned from your website.	Its agent writes posts, images and short videos.
Your design templates	Yes. Layered templates in your fonts, colors and logo; filling one uses no credits.	An image editor, no layered brand templates.
The AI you already use	Yes. Claude, ChatGPT or any MCP app works on the same canvas as your team.	Yes, through MCP, an API and automation tools; agents can schedule directly.
A person's yes before publishing	Always, on every plan. Every post goes out on a person's yes, given in SignalTower or to their own AI. No AI spends.	Light: posts can be assigned and reviewed, with no required approval.
Posts from your business data	Yes. Feeds, sheets, your API or MCP; a post holds itself when the facts change.	RSS feeds can post automatically.
Written for each language	Yes. Written per audience and market, with replies in the commenter's language.	Not mentioned.
Publishing	Publishes to 11 networks and your blog: 5 accounts on Standard, 10 on Studio.	30+ networks; self-hosting available.
Works with your scheduler	Or hand approved posts to Buffer, Postiz or Post Bridge.	It is the scheduler.
Price	Standard $29, Studio $49 per workspace a month, 20% off yearly. 7-day free trial on both.	From $29 a month; open source to self-host.

Based on Postiz's public website, October 2026. Something out of date? Write to sergiu@signaltower.ai.

Choose Postiz if

You want to self-host, or let agents post on their own across many networks with little review.

Choose SignalTower if

You want your AI's work to land where your team can see it, change it and approve it, written in your brand and grounded in your data.

Or use both

Use both: approved posts can go to your Postiz.

Try it with the AI you already use.

Connect Claude, ChatGPT or any AI agent, bring your team, and nothing goes out without your yes.

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