Free AI Tools

Browser-based tools that make your AI work better. No sign-up, no install, no cost. Works on any device.

No sign-up No install 100% free Works in browser

🎓 Most Popular

Paste any AI prompt and get an instant score out of 100 across five quality dimensions. Know exactly what to fix before you hit send.

Scores Role, Task, Context, Format & Constraints
Specific improvement suggestions for each dimension
Live grading as you type
Works on prompts for any AI model

🔧 Beginner Favourite

Fill in six fields and get a structured, copy-paste prompt built on the RTICF framework. Includes quick-load templates for common tasks.

6-field form — Role, Task, Subject, Audience, Tone, Format
Quick-load templates: email, blog, code, social, summary
Real-time prompt quality score
One-click copy to clipboard

💰 For API Users

Token Cost Calculator

Estimate what your ChatGPT, Claude, or Gemini API prompts cost per run, per day, and per month — before you build anything expensive.

Covers GPT-4o, GPT-4o mini, Claude Sonnet, Haiku, Gemini Pro & Flash
Adjustable prompt length, response length, runs per day
Side-by-side model comparison table
Based on May 2026 API pricing

⏱️ ROI Calculator

AI Time Savings Calculator

Enter the tasks you use AI for, how often, and your hourly rate. See your monthly hours saved and the dollar value of that time.

12 pre-built task categories with realistic time savings
Add multiple tasks and see the combined total
Monthly and annual breakdown
Adjustable hourly rate

Also free — 50 copy-paste prompts

Not sure what to type into ChatGPT? Browse 50 beginner-friendly prompts organized by category — no engineering knowledge needed.

Browse 50 Free Prompts →