✦ Free AI tools · No sign-up
Practical AI tools and plain-English guides.
Estimate AI costs, count tokens, build better prompts and pick the right assistant for your work — free calculators you can use in seconds and guides that skip the hype.
✓ Runs in your browser ✓ Nothing you type is stored ✓ Every page dated
AI API Cost Calculator
Estimated monthly cost
$144.00
Per request
$0.0096
Per day
$4.80
Per year
$1,728.00
Example: 1,200 input + 400 output tokens, 500 requests a day, at sample prices.
Free tools
Answers in seconds, no sign-up
AI API Cost Calculator
Estimate monthly spend for any model from your token counts and price per million.
AI Token Counter
Paste any text and get an estimated token count and cost before you send it to a model.
AI Prompt Builder
Build clear, structured prompts with role, context, task and format fields, then copy them.
AI Time Savings Calculator
See how many hours AI could save you each week and whether a subscription pays for itself.
Image Size & Aspect Ratio
Get exact pixel sizes for any ratio, rounded for AI image generators and social posts.
New guides every week
Prompting, AI pricing and practical how-tos, written in plain English.
Latest guides
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10 Practical Ways Small Businesses Can Use AI
Ten realistic, low-cost ways a small business can use AI to save time on email, marketing, customer service, admin and planning.
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How to Use AI to Write a Resume (Without Sounding Generic)
Use AI to tailor your resume to each job, sharpen your bullet points and spot gaps, while keeping it accurate and in…
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How to Use AI to Learn a New Skill Faster
Turn an AI assistant into a patient tutor: build a study plan, get explanations at your level, practice with quizzes and avoid…
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How Much Does It Cost to Run an AI Chatbot? A Budgeting Guide
The cost components of an AI chatbot, how to estimate each one, and a simple worksheet to build a realistic monthly budget.
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AI Chatbot vs. AI Agent: What’s the Difference?
Chatbots answer; agents act. A plain-English look at what AI agents are, what they can do today and how to use them…
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How to Use AI for Spreadsheets: Formulas, Cleanup and Analysis
Practical ways to use AI with Excel and Google Sheets: writing formulas, cleaning messy data and getting quick analysis you can trust.
Why AIToolDesk
Private by design
Every tool runs in your browser. Nothing you type is sent to us or stored.
Plain English
No jargon walls. Each guide explains what matters and what to do next.
Kept up to date
AI changes fast, so every page shows when it was last checked. Spot something outdated?