Product Demo Videos
How to script, narrate, caption, and pace a product demo video that people actually watch — with the numbers (length, word rates, retention) instead of vibes.
How to make a product demo video (that people finish)
The playbook for a demo people actually finish: script first, record second, with the word, scene, and length budgets that decide every second.
AI voiceover for demo videos: quality, cost, and workflow
AI voiceover per minute is settled and cheap. The real questions: which TTS gives you consistency and one-line re-renders, and where a human voice still wins.
Captions on demo videos: the accessibility case and the numbers
Most demo views start muted, so the caption is the demo, not the soundtrack: the timing, the formats, and the WCAG rule that decide whether the words land.
Demo video script template: problem, walkthrough, proof
Narration runs about 2.5 words a second, so a demo's runtime is a word budget. Grab a copy-paste script skeleton and two worked scripts, counted line by line.
How long should a demo video be? The retention math
Most demos run longer than they should, and that is an editing problem. Here is the target length for every placement, plus what to cut first.
What makes a screen recording look professional
The polish people call professional is five named transforms with parameters, not a knack. Here is what each one does and why a bad zoom is a recompose.
SaaS demo video examples: what the best ones do differently
Six real SaaS demo videos from Vercel, Notion, Loom, Linear, Warp, and Retool, read with a stopwatch and a transcript instead of a mood board.