Side by side
Postmill AI vs Publinio
Both stand on social media management tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Choose Postmill AI if you want AI-assisted content work alongside scheduling, publishing, replies, and reporting, with plans for individuals through agencies. Look elsewhere if Starter’s 1-seat, 3-channel, and 100-post monthly capacity does not fit, or if you do not want to self-host and need the free self-hosted option.
Visit Postmill AIPublinio brings social planning, AI-assisted creation, approvals, publishing, and measurement into one workspace. The free tier is limited, while paid plans expand channels, workspaces, credits, and team collaboration.
Visit PublinioThe facts
| Postmill AI | Publinio | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Self-hosted, Web | API, Web |
| Lowest paid plan | Starter: $9 a month | Starter: $19 a month |
| Plans published | 5 | 5 |
| Maker | Not published | Not published |
| Website | postmill.ai | publinio.com |
| On social media management tools | #14 of 146 | #69 of 146 |
Postmill AI: what it does well
- Maker lists 45 channels across social, chat, blog, and email.
- One draft can be tailored by channel with previews and validation.
- Scheduling includes recurring slots, queues, CSV import, and retries.
- Daily metric snapshots and replies from 19 channels share one inbox.
- Core is AGPL-3.0 open source and self-hosting is free on customer hardware.
What to know first
- Starter is limited to 1 seat, 3 channels, and 100 posts per month.
- Self-hosting requires the customer’s own hardware.
- The listed social channel count is 3.0.
Publinio: what it does well
- Free plan includes three social channels
- Studio generates banners, captions, and carousels
- Approval workflow supports content review
- Brand DNA stores voice and audience details
- API and MCP access are available on every plan
What to know first
- Free plan allows only 50 monthly AI credits
- Free plan has one workspace and three channels
- X and WordPress publishing require a paid plan
- Analytics are listed as basic
Alternatives to Postmill AI Alternatives to Publinio The whole list