Free AI Social Media Tools for
YouTube, Instagram & TikTok Creators
Generate viral titles, captions, scripts, and hashtags in seconds with AI. 100% free forever. No credit card required.
Postigniter helps content creators, small businesses, and social media managers generate high-performing content for YouTube, Instagram, TikTok, and Facebook. Our AI-powered tools create titles, descriptions, captions, hooks, and hashtags that boost engagement and save you hours every week.
Free AI Content Generators for Every Platform
Powerful AI tools for content creators. Always free. No strings attached.
AI Vision Tools
Free YouTube Title & Description Generator
Title Generator
Generate click-worthy, SEO-optimized video titles
Keyword Generator
Discover high-performing keywords and tags
Description Generator
Create SEO-friendly video descriptions
Channel Name Suggester
Find the perfect channel name for your niche
Channel Analyzer
Get detailed stats for any YouTube channel
Video Analyzer
Analyze any YouTube video's performance and SEO
AI Instagram Caption & Hashtag Maker
TikTok Script & Hook Generator (Free)
Video Idea Generator
Get viral video ideas tailored to your niche
Script Generator
Generate engaging scripts for short-form videos
Trending Sounds Finder
Discover trending audio to boost your reach
One Platform to
Manage It All
Your Pro workspace connects YouTube, Instagram, Facebook and TikTok, creates on-brand posts with an AI agent and publishes them at your best times, all from one dashboard.
- AI agent trained on your brand, with fresh ideas daily
- Smart Scheduler that auto-publishes at your best times
- Unified inbox for comments and DMs
- Analytics and monthly performance reports
- Publishing API for n8n, Make and Zapier
Connected Accounts
Scheduled Posts
Schedule and Post From n8n, Make, Zapier or Your Own Code
Every paid workspace comes with a publishing API. Send a caption and media from any automation tool and Postigniter schedules and publishes it to your connected Facebook, Instagram and YouTube accounts.
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One request, every platform
Images, carousels, Reels, Stories and videos, with per-platform captions. Publish now, at a set time, or save as a draft.
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Smart Scheduler built in
Skip the date maths. Ask for the next recommended slot and each post lands at your audience's best time.
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Webhooks when posts go live
Signed webhooks tell your workflow when a post is published or fails, with the live link for each platform.
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Draft-only tokens
Let an automation write the posts while a person still reviews and schedules them in the workspace.
Included on every paid plan. Works with any tool that can send an HTTP request.
POST /api/v1/workspaces/{uuid}/posts
{
"platforms": ["facebook", "instagram", "youtube"],
"caption": "Our spring collection is live",
"media": ["https://example.com/spring.jpg"],
"schedule": { "mode": "next_slot" }
}
Create Better Content in 3 Simple Steps
Pick a Tool
Choose from our growing collection of free social media tools.
Enter Your Details
Provide your topic, link, or account information.
Get AI Results
Receive optimized content instantly. Use it and grow!
Why 12K+ Creators Choose Postigniter
Trusted by YouTubers, influencers, small businesses & agencies worldwide.
"Postigniter saves me at least 2 hours every week on caption writing. The AI suggestions are spot-on and I can customize them easily."
Sarah Johnson
Beauty YouTuber, 45K subs
"Finally, a free tool that actually works! The YouTube description generator helped me improve my SEO and I'm getting more views."
Marcus Chen
Tech Reviewer, 120K subs
"Game changer for my TikTok content. The hook generator gives me viral-worthy openers and I can test multiple versions quickly."
Amanda Rodriguez
Fitness Influencer, 250K followers
Frequently Asked Questions
Frequently Asked Questions
Start Creating Better Content Today
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- Access your history anytime
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