Free · Browser-only · No signupFree AI Calculators
Free AI Calculators
& Tools
Small, fast, browser-only utilities for working with AI models. No signup, no server round trip, nothing sent anywhere.
✦ Flagship
AI Prompt Builder
Click chips for lighting, camera, mood & color across 8 categories, get a ready-to-paste prompt for Midjourney, Nano Banana, Veo, Kling, Runway & more.
Open tool01AI Tool FinderNew
5 quick questions, a personalized match from the directory, plus ranked alternatives.
AI Token Calculator
Exact counts · 80+ models
AI Stack BuilderNew
Toolkit by role
AI ROI CalculatorNew
Labor savings, payback period & net annual ROI with a built-in sensitivity check.
AI Cost Calculator
Compare models
VRAM Calculator
GPU fit check
All tools run locally in your browser. Nothing you type is ever sent to a server.