Explore 100 free online tools including calculators, AI tools, medical calculators, image tools, and PDF utilities. These tools help students, professionals, and everyday users solve tasks quickly and efficiently.
MFK Tools offers a growing collection of free online calculators, AI study tools, PDF converters, image utilities, and medical calculators. Whether you want to compress a PDF, calculate BMI, rewrite a paragraph, summarize lecture notes, or convert images, you can find the right tool here.
Our goal is to provide simple, fast, and useful tools that work directly in your browser without complicated setup. Students can use study and writing tools, professionals can use productivity calculators, and general users can access image and PDF tools in seconds.
Calculate age from birth date.
Calculate the average of numbers.
Calculate body mass index.
Estimate basal metabolic rate.
Estimate daily calorie needs.
Calculate compound growth over time.
Convert currencies quickly.
Find the final price after discount.
Calculate grade point average.
Estimate your daily water intake.
Check estimated ideal weight.
Calculate percentages easily.
Find percentage increase or decrease.
Estimate daily protein needs.
Generate random numbers instantly.
Find ideal sleep and wake times.
Calculate the difference between times.
Convert common measurement units.
Count words and characters instantly.
Calculate loan payments.
Create QR codes online.
Advanced mathematical calculations.
Estimate body fat percentage.
Convert data storage units.
Estimate mortgage payments.
Project investment returns.
Create secure passwords quickly.
Calculate value added tax.
Estimate savings growth.
Calculate tips and split bills.
Calculate return on investment.
Measure business profit margin.
Calculate sales commission easily.
Estimate debt payoff timeline.
Estimate income and salary totals.
Find your break-even point.
Estimate total daily energy expenditure.
Calculate protein, carbs, and fats.
Calculate tax on purchases.
Estimate retirement savings needs.
Measure value changes over time.
Plan a calorie deficit for weight goals.
Rewrite sentences easily.
Summarize long text instantly.
Create citations quickly.
Check content originality.
Generate thesis ideas easily.
Create strong conclusions.
Generate catchy titles.
Create abstract drafts.
Generate research questions.
Organize literature ideas.
Create smart study plans.
Create study flashcards.
Rewrite sentences clearly.
Generate quizzes from text.
Estimate reading time.
Convert text case quickly.
Compare two texts instantly.
Summarize lecture notes smartly.
Delete repeated lines quickly.
Estimate pregnancy due date.
Calculate GCS score.
Estimate pediatric dose.
Calculate child BMI.
Assess DVT risk.
Assess PE risk.
Estimate chest pain risk.
Calculate anion gap.
Correct calcium by albumin.
Assess pneumonia severity.
Estimate kidney function.
Calculate burn fluid needs.
Assess sepsis risk.
Reduce image file size.
Resize images and passport photos.
Convert JPG images to PNG.
Convert PNG images to JPG.
Crop images easily online.
Convert WebP images to JPG.
Remove image backgrounds instantly.
Extract text from images.
Reduce PDF file size.
Convert images to PDF.
Combine multiple PDFs.
Extract images from PDF.
Split PDF pages easily.
Convert Word to PDF.
Convert PDF to Word.
Rotate PDF pages online.
Remove PDF password restrictions.
Add password protection to PDF.
Remove pages from PDF files.
Extract text from PDF.
Convert handwriting into editable text.
Yes. All tools on this website are completely free to use online.
No. All tools work directly in your browser without installing software.
Students, professionals, creators, and everyday users can benefit from these free online tools.