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1. Calculator
Basic arithmetic
Addition, subtraction, multiplication, division and percentages.
Simple tools. Fast results.
CrazyToolify is a free collection of browser-based calculators, converters and generators. Use the tools on your phone, tablet or computer without creating an account.
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12 Free Smart Tools
Choose a tool below. Most calculations run directly in your browser.
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2. Age Calculator
Age from date of birth
Your age will appear here.
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3. BMI Calculator
Body Mass Index
A general screening measure, not a medical diagnosis.
Enter weight and height.
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4. Investment Calculator
Estimate future value
Illustration only; actual investment results vary.
Enter values to estimate.
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5. Unit Converter
Length, weight, temperature
Conversion result appears here.
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6. Image Converter
JPG, PNG and WEBP
Select an image to begin.
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7. Word to PDF
Convert DOCX to PDF
Best for simple text-based DOCX files; complex formatting may vary.
Select a DOCX file.
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8. Currency Converter
Convert common currencies
Enter an amount and convert.
Uses built-in fixed example rates, not live market rates.
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9. Domain Name Generator
Generate domain ideas
Ideas appear here.
Does not check live registration availability.
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10. QR Code Generator
Create downloadable QR codes
Your QR code appears here.
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11. YouTube Tags Generator
Generate tag ideas
Your tags appear here.
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12. YouTube Hashtag Generator
Generate hashtag ideas
Your hashtags appear here.
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About CrazyToolify
CrazyToolify provides free browser-based tools for everyday calculations, conversions, image processing, document conversion and YouTube content ideas. Some tools use third-party libraries loaded from public CDNs.
Results are for general informational purposes. Verify important calculations and converted files before relying on them.
Privacy Policy
Calculator values are processed in your browser. Selected files are intended to be processed locally by the tools on this page. External libraries and advertising providers may receive technical request information. Do not use this page to process confidential files unless you are comfortable with the relevant services and browser behavior.
Terms & Conditions
Tools are provided as-is for general utility. Results may vary by browser, input, file format and fixed rates. The investment calculator is not financial advice and the BMI calculator is not a medical diagnosis. You are responsible for verifying important results.
Contact Us
Questions or suggestions: support@gmail.com