Free AI social media tools
Platform-native AI generators you can use right now — free, no signup required. Each tool writes for the platform's length, tone and format.
AI Post Generator
One idea → a ready-to-publish post for any of 12 platforms.
Open the tool →
X (Twitter) Post Generator
Turn any idea into a punchy post under 280 characters — with a strong hook and native X tone. Free, no signup required.
Open the tool →
LinkedIn Post Generator
Generate LinkedIn posts with a scroll-stopping hook, short paragraphs and line breaks that perform on the feed. Free, no signup required.
Open the tool →
Instagram Caption Generator
Write Instagram captions with line breaks, emojis and hashtags that fit the platform — from any idea, in seconds. Free, no signup required.
Open the tool →
Facebook Post Generator
Generate Facebook posts written for shares and comments — conversational tone, clear message, no fluff. Free, no signup required.
Open the tool →
Threads Post Generator
Turn ideas into casual, conversation-starting Threads posts that match the platform’s native tone. Free, no signup required.
Open the tool →
TikTok Caption Generator
Generate short, trend-aware TikTok captions with hooks that stop the scroll. Free, no signup required.
Open the tool →
YouTube Description Generator
Write searchable, keyword-rich YouTube titles and descriptions from a one-line summary of your video. Free, no signup required.
Open the tool →
Reddit Post Generator
Generate value-first Reddit posts with titles that fit the community — no salesy tone that gets you downvoted. Free, no signup required.
Open the tool →
Pinterest Description Generator
Generate keyword-rich pin titles and descriptions that help your pins get found in Pinterest search. Free, no signup required.
Open the tool →
Bluesky Post Generator
Write Bluesky-native posts — not recycled tweets. One of the few free tools built for the Bluesky audience. No signup required.
Open the tool →
Mastodon Post Generator
Generate Mastodon posts that fit the fediverse — genuine, conversational and hashtag-aware. Free, no signup required.
Open the tool →
Telegram Post Generator
Write clear, well-formatted Telegram channel posts from any idea — announcements, updates and digests. Free, no signup required.
Open the tool →
Generate for all 34+ channels at once
Postsor turns a single idea into platform-native posts for 34+ channels, plans your week with AI, and publishes everything from one calendar.
Start your 7-day free trialPlans from $29/mo · Cancel anytime