Free social media tools
Preview posts, count characters, write captions with AI, and create threads — all free, no signup required.
Aspect Ratio Calculator
Calculate image and video aspect ratios from pixel dimensions.
Social Media Video Length Guide
Find the optimal video duration, max length, aspect ratio, and file size for every social media platform and video type.
YouTube Timestamp Generator
Create formatted YouTube timestamps (chapters) ready to paste into your video description.
AI Hook Generator
Eight opening lines for a short video — the first thing said or shown, written to stop a scroll rather than introduce a topic.
AI TikTok Hook Generator
Eight opening hooks for a TikTok video, written for how fast a TikTok viewer decides to keep watching.
AI Instagram Hook Generator
Eight opening hooks for a Instagram video, written for how fast a Instagram viewer decides to keep watching.
AI YouTube Hook Generator
Eight opening hooks for a YouTube video, written for how fast a YouTube viewer decides to keep watching.
AI Facebook Hook Generator
Eight opening hooks for a Facebook video, written for how fast a Facebook viewer decides to keep watching.
AI X (Twitter) Hook Generator
Eight opening hooks for a X (Twitter) video, written for how fast a X (Twitter) viewer decides to keep watching.
AI Video Script Generator
A short video script with the hook, the body and the call to action marked — written to be spoken rather than read.
AI TikTok Video Script Generator
A 30 to 60 second TikTok script, marked up as hook, body and CTA, written in spoken English rather than written English.
AI YouTube Video Script Generator
A 30 to 60 second YouTube script, marked up as hook, body and CTA, written in spoken English rather than written English.
AI Instagram Video Script Generator
A 30 to 60 second Instagram script, marked up as hook, body and CTA, written in spoken English rather than written English.
AI Facebook Video Script Generator
A 30 to 60 second Facebook script, marked up as hook, body and CTA, written in spoken English rather than written English.
TikTok Safe Zone Checker
Drop in a frame and see exactly what TikTok’s own interface covers — the action rail, the caption block, the top row.
AI YouTube Tag Generator
Turn a video description into YouTube tags: 15 to 25 search keywords on one comma-separated line, kept inside the 500-character budget the commas count against.
AI Pinterest Keyword Generator
Turn a pin idea into Pinterest search keywords for the title, description and board name.
AI Video Tag Generator
Turn a video description into Video tags: 15 to 25 search keywords on one comma-separated line, kept inside the 500-character budget the commas count against.
YouTube Thumbnail Preview
See your thumbnail at the sizes viewers actually meet it: the 360px search result, the 168px sidebar and the mobile feed.