Free tools for your videos
Simple, free tools with no sign-up to prepare your videos: write a script at the right length, pick the right format for each platform and find a hook that stops the scroll.
Calculate how long your voice-over script runs
Paste your script: this free calculator gives its reading time in seconds at three speeds and tells you if it fits a TikTok, a Reel, an ad or an explainer video.
Open the tool →Video sizes for TikTok, Reels, YouTube, LinkedIn and WhatsApp
The up-to-date guide to video formats: aspect ratio, resolution and recommended length for TikTok, Instagram, YouTube, Facebook, LinkedIn and WhatsApp, plus vertical safe zones.
Open the tool →Find the hook that stops the scroll
Free video hook generator: enter your product, audience and benefit to get 18 proven hooks for TikTok, Reels and ads, ready to copy.
Open the tool →