You don't need to spend money to use AI as a contractor. These four tools are all free to start — and together they handle most of the writing-heavy admin that eats contractor evenings.
chat.openai.com (also free mobile app)
Writes anything you describe. The foundation of everything else in this list.
Best for: Follow-up texts, review requests, estimate cover letters, complaint responses, job descriptions, safety briefings, social posts
otter.ai (mobile app)
Records and transcribes your voice memos automatically. The missing link for faster estimates.
Best for: Site visit voice memos → estimate drafts, job documentation, note-taking
gemini.google.com
Built into Google Workspace (Gmail, Docs). Draft emails directly in Gmail. Summarize documents in Google Docs.
Best for: Gmail drafts, Google Docs content, Google Business Profile posts
zapier.com
Connects apps. Automates triggers. When X happens → Y happens automatically. No coding.
Best for: New form submission → auto response text, job complete → review request trigger
The 30-Minute Setup
- Create free ChatGPT account at chat.openai.com
- Download Otter.ai on your phone
- Save 5 prompts to your phone's notes app
- Run the estimate follow-up prompt on your next open quote
That's the start. The rest builds from there.
Get the Pre-Built Prompt Library — $47
Skip building prompts from scratch. The Contractor's AI Playbook has 30 tested prompts across all 4 tools, organized by situation.
Get the Playbook — $47