Type what you need. OnePrompt turns your idea into a structured, ready-to-paste prompt for ChatGPT, Claude, Gemini, or Copilot.
Free · No account required · Works offline · iOS 17+
The same request. Dramatically different results.
"Write me an email to my boss about the project delay"
Vague, missing context, unclear tone — AI gives generic results that need heavy editing.
"Draft a professional email to my manager explaining a 2-week project delay. Tone: apologetic but solution-focused. Context: Client requested scope changes mid-sprint. Include: brief explanation, revised timeline, proactive next steps. Length: 150–200 words."
Clear, structured, ready to paste — better results with fewer revisions.
No prompt engineering. No guesswork. Just better results, faster.
Describe what you need in plain English. "Write an email to my boss about the deadline."
OnePrompt matches your intent to the right guided template automatically.
Fill in the context — recipient, tone, constraints. Skip what you don't need.
Your structured prompt is ready. Open it directly in ChatGPT, Claude, Gemini, or Copilot.
Copy your prompt and open it directly in your favorite AI app.
Start with proven templates for common tasks. Each one guides you through the right questions.
Your prompts are yours. Period.
Download and use immediately. No email, password, or profile required.
Everything happens on your device. We can't see your prompts because we never receive them.
We don't run AI models or send your text anywhere. OnePrompt is a translator, not an AI.
Your prompts are yours. We don't collect, analyze, or monetize your content — ever.
No. Prompt engineering requires technical knowledge of how AI models work. OnePrompt is a guided translator — you answer simple questions in plain English, and it structures your thoughts into an effective prompt. No technical skills needed.
Yes! OnePrompt creates universal prompts you can copy and paste into any AI tool. It doesn't matter which AI you prefer — the improved prompts work everywhere.
Absolutely not. OnePrompt is completely local-first with no backend servers. Everything happens on your device. Your prompts never leave your phone.
No. OnePrompt doesn't run AI or connect to any language models. It's a smart template system that helps you organize your thoughts into structured prompts. You then paste those prompts into your preferred AI tool.
OnePrompt ships with 14 ready-made templates covering email, writing, research, recipes, travel, fitness, social media, meetings, and more. Each template guides you through the right questions to get better AI results.
OnePrompt is free and available now on the App Store. Download it in seconds — no account, no waitlist, no credit card required.
Join early adopters who are done rewriting prompts and ready for better AI output — on the first try.
Download on the App Store →