The AI social media post generator that finishes the whole post
Most AI tools write text or make a graphic. PostSaaS does both, then hands you the caption and the schedule — one workflow from a one-line brief to a posted, on-brand design.
A social post isn't just words, and it isn't just a graphic — it's both, on brand, ready to publish. Most tools give you half and leave you to stitch the rest together across ChatGPT, a design app, and a scheduler. PostSaaS is the one workflow that generates the copy, designs the post to match your brand, writes the caption, and lines up the schedule.
Here's what happens after you type one sentence about your post:
Describe your post in a sentence. The AI drafts the hook, body, and CTA in your brand voice — not generic GPT filler, but tone-matched to how you actually write.
It picks from 302 proven layouts across 40 post categories and applies your brand colors, fonts, and logo — so every concept looks designed, not templated.
Each design ships with a platform-ready caption and hashtag set, matched to the visual and the channel — so you're never staring at an empty caption box.
Line posts up on the calendar and publish to LinkedIn today, with X, Instagram, and Threads export and scheduling rolling out — one flow from idea to posted.
AI copy that sounds like you, not ChatGPT
Set up a brand voice once — tone, audience, the phrases you use and the ones you avoid — and every post is written in that voice. The generator drafts a hook, body, and CTA tuned to the post type, so a product launch reads like a launch and a tip reads like a tip.
Design is automatic, not an afterthought
Pick a brief and the AI selects from 302 proven layouts, then applies your colors, fonts, and logo. You get on-brand concepts to choose from in seconds — every element stays editable in a real direct-manipulation editor if you want to tweak it.
One tool instead of three
No more writing in one app, designing in another, and scheduling in a third. Caption, visual, and calendar live in the same place, so the post you approve is the post that publishes — no re-formatting, no copy-paste drift.
Built for founders shipping content solo
You don't need a designer or a copywriter to keep a consistent feed. Start on the $29/mo Starter plan with a 1-day free trial, and go from blank calendar to a week of on-brand posts in an afternoon.
What is an AI social media post generator?
It's a tool that turns a short description into a ready-to-publish social post. PostSaaS goes further than text-only generators: it writes the copy in your brand voice, designs the post on brand, adds a caption, and lets you schedule it — all in one flow.
Does it write in my brand voice?
Yes. You set up a brand voice once (tone, audience, keywords, phrases to avoid), and every post is generated to match it — not the generic default you get from a raw AI writer.
Is it really free to try?
There's a 1-day free trial with no watermark and access to the full template library. Paid plans start at $29/month. There's no free-forever tier, and we never fabricate reviews or ratings.
Can it publish my posts automatically?
Publishing to LinkedIn is live today. X, Instagram, and Threads are export-ready with scheduling rolling out. You always design, caption, and schedule in one place.
Try the generator free — branded posts in seconds.
Designed LinkedIn posts + captions, publish live.
The design engine behind every post.
Browse the real designer-built template library.
Plans from $29/mo. 1-day free trial.