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AI Social Media Post Generator That Sounds Like You
Generate captions, hashtags and a full week of post ideas with AI tuned to your brand voice. Unlimited credits on every plan — even the free one.
Generate your first postUnlimited AI credits
On every plan, including free. Generate captions all day without watching a usage bar.
On-brand voice presets
Train it once on your tone. Every caption matches your style across every platform.
Hashtags that actually convert
Niche-specific hashtag sets, not the same 30 generic tags everyone else is using.
One idea, every platform
Rewrite a LinkedIn post as a Twitter thread, Instagram caption and TikTok hook in one click.
AI captions in your brand voice
Tell the AI what your post is about and pick a tone — punchy, professional, conversational. It drafts a caption you can edit and ship. Train it on a few of your existing posts and it nails your style.
- •Tone presets per platform
- •Caption length matched to platform best practice
- •One-click rewrite for a different audience
Hashtag sets that match the post
Generate a hashtag set tuned to your niche and the specific post. So-me Studio mixes reach (high-volume) with relevance (lower-volume but on-target) so your post lands in front of the right audience.
- •Per-niche hashtag libraries
- •Mixed reach + relevance scoring
- •Save winning sets to reuse
A month of post ideas in 5 minutes
Stuck on the blank page? Drop in a product description, a blog URL, or just a topic — AI brainstorms 20+ post angles, formats and hooks. Pick the ones you like; they auto-fill into your calendar.
- •Generate ideas from a URL, doc, or prompt
- •Mix of formats: tip, story, contrarian take, question
- •Send chosen ideas straight to the scheduler as drafts
One post, every platform's voice
Wrote a long LinkedIn post? Click 'rewrite for' and pick Twitter, Instagram, TikTok or Threads. AI restructures, shortens, adds the right hooks and matches each platform's native style.
- •Cross-platform style transfer
- •Auto-shorten for Twitter, expand for LinkedIn
- •Hook + payoff structure for short-form video
Built for everyone who hates the blank page
Solo creators
Write a week of captions in 30 minutes instead of fighting the blank box every day.
AI-first teams
Plug into MCP or REST API to build autonomous content agents on top of our generation engine.
Founders
AI drafts the founder voice — you edit and ship instead of starting from scratch.
Agencies
Each client gets their own brand voice profile. Writers iterate faster, AMs approve faster.
Frequently asked questions
Everything you need to know before getting started.
Yes — on every plan, including the free Hobby plan. Generate captions, hashtags, bios and post ideas without a usage limit. (Fair-use throttling applies for obvious abuse.)
Paste 3-5 of your existing posts into the voice profile, or let it learn passively from posts you publish through So-me Studio. After ~10 posts, the captions start matching your style.
Not if you do a 30-second edit pass before publishing. The AI gets you 80% of the way — a small human edit catches anything generic and adds your specific take. That's the workflow most creators use.
Yes. We have free standalone tools — Instagram Caption Generator, Hashtag Generator, Twitter Post Generator, LinkedIn Bio Generator — that work without an account. Save generations to your workspace by signing up.
Caption-side, yes — and the media composer offers AI-assisted image generation for Pro plans. Most users plug the AI captions into their own visuals (Canva, Figma, real photos).
Yes. The MCP server and REST API expose generate_caption and generate_and_schedule tools. See our /agents page for setup.
Still have questions? Contact support →
Schedule once.
Post everywhere.
One workspace for every channel your audience lives on.