Description
The Brand Voice Builder captures how you write once and turns it into text you reuse in every prompt, so AI drafts sound like you.
Capture your writing voice once and reuse it in every prompt.
One file you open in your browser. No account, no API key, no install — and it keeps working offline.
Brand voice: who it’s for
- You use ChatGPT or Claude most days and keep retyping the same kind of request.
- You want a faster, calmer way to get good prompts without learning jargon.
- You prefer tools that keep your data on your own device.
Brand voice: what’s inside
- Voice questionnaire: 17 questions with sliders and pills
- Sample analysis prompt: let ChatGPT or Claude read your writing, paste the profile back
- Voice card generator with a copy-ready voice block (save many voices)
- Do / don’t word lists (108 starters) + ‘check my text’ highlighter
- Copy into any prompt: 20 task starters with your voice inside
- Export / import backup of all voices
Because The Brand Voice Builder is a single HTML file, it opens in Chrome, Edge, Safari or Firefox, keeps working without an internet connection after you download it, and keeps what you save on your own device. There is no account to create and no API key to paste.
How to use it in 3 steps
- Double-click the .html file. It opens in your browser, no install.
- Answer the questionnaire (or pick a starter voice), then copy your voice block into your next prompt.
- Paste into ChatGPT or Claude. Your favourites and saves stay in this browser.
Formats and devices
- One self-contained .html file (opens in Chrome, Edge, Safari, Firefox)
- Works offline · mobile-friendly · saves in your browser with export/import backup
- 1-page Start Here PDF
Part of The AI Apps Pack
Works with ChatGPT, Claude and other AI chat assistants.
This brand voice app is part of The AI Apps Pack. For account and feature questions, see the official OpenAI Help Center.
An independent, unofficial guide. Not affiliated with the companies whose tools it covers.
Digital download · All sales final
