The Only Toolkit
You'll Ever Need
100+ free tools for PDF, text, math, finance, and code — plus affordable PDF courses to level up your skills. All private. All in your browser.
100+
Free Tools
13
Categories
5+
PDF Courses
100%
Browser-based
Text Tools
Word count, case convert & more
Finance Tools
Tax, EMI, currency calculators
Health & Fitness
BMI, calories, water intake
Developer Tools
JSON, Base64, regex & more
Text Tools
Word count, case convert & more
Finance Tools
Tax, EMI, currency calculators
Health & Fitness
BMI, calories, water intake
Developer Tools
JSON, Base64, regex & more
PDF Tools
Merge, compress, convert PDFs
Image Tools
Resize, compress, convert images
Office Tools
Excel, Word, and doc utilities
AI Tools
AI-powered productivity tools
PDF Tools
Merge, compress, convert PDFs
Image Tools
Resize, compress, convert images
Office Tools
Excel, Word, and doc utilities
AI Tools
AI-powered productivity tools
Tool of the Day
BMI Calculator
Calculate your Body Mass Index and understand your health range.
Instant Results
No loading screens, no queues. Every tool opens and runs immediately inside your browser.
Completely Private
Your files, text, and data never leave your device. Nothing is uploaded to any server.
Always Free
No premium plan. No credit card. No hidden limits. Every tool is free — permanently.
Learn Something New Today
Instant PDF download · Lifetime access · Starts from free
PremiumPrompt Engineering Mastery Course – From Beginner to Advanced
A comprehensive, hands-on guide to mastering the art and science of communicating with AI language models. Covering everything from LLM fundamentals to advanced agentic workflows, this course equips you with the skills to unlock results most people only dream about — across coding, writing, analysis, and beyond.
PremiumData Science: Beginner to Advanced — A Complete Professional Course
Master data science from the ground up with this comprehensive, hands-on course. Covering Python, NumPy, Pandas, machine learning, deep learning, NLP, and model deployment — this course takes you from beginner to job-ready in one structured journey. Includes 100+ exercises across 13 chapters.
FreeAdvanced Excel for Data Science: Zero to Hero Complete Guide
A comprehensive free course covering everything from Excel fundamentals to advanced data science workflows — including 100+ functions, PivotTables, Power Query, Power Pivot, dynamic arrays, VBA automation, and 100+ real interview Q&As. Ideal for aspiring data analysts, business analysts, and data scientists preparing for interviews in 2026.
PremiumMastering SQL & NoSQL Databases — Complete Course PDF
Learn SQL & NoSQL from scratch. 10 chapters, 200+ queries, 50+ practice problems. Covers MySQL, PostgreSQL, MongoDB, Redis, and interview prep.
Land Your Dream Job, Faster
Two powerful tools built for job seekers — completely free, no account needed.
Interview Prep
Practice real interview questions, get instant AI feedback, and walk into every interview with confidence.
- Curated questions by role & domain
- Behavioral + technical prep
- Tips from industry professionals
- Track your readiness score
Resume Builder
Build a job-winning resume in minutes with clean, ATS-friendly templates that recruiters love.
- Professional ATS-optimised templates
- Easy drag-and-drop sections
- Export as PDF instantly
- Tailored for Indian & global markets
Browse by Category
14 categories · 100+ free tools
Text Tools
Word counters, case converters, and more
Math & Calculators
Calculators for everyday math problems
Unit Converters
Convert between units instantly
Finance Tools
Loan, interest, and money calculators
Health & Fitness
BMI, calorie, and wellness tools
Developer Tools
JSON, Base64, and coding utilities
Color Tools
Pick, convert, and explore colors
Date & Time
Age, duration, and time tools
PDF Tools
Merge, split, compress, and convert PDFs
Image Tools
Compress, resize, and convert images
Office Tools
Convert Word, Excel, PPT and other office formats
Productivity
QR codes, timers, invoices, and everyday utilities
Utilities
Timezone, base converter, epoch, aspect ratio and more
AI Tools
AI-powered generators for content, branding, and marketing
Popular Tools
Most used tools by our visitors
ATS Resume Scorer
Upload your resume and paste a job description to get an ATS compatibility score with keyword analysis and tips.
Merge PDF
Combine multiple PDF files into a single document in any order.
Compress PDF
Reduce PDF file size by optimizing internal structure and streams.
Image to PDF
Convert JPG, PNG, or WebP images into a single PDF. Supports multiple images.
Word to PDF
Convert .docx Word documents to PDF directly in your browser.
QR Code Generator
Generate a QR code for any URL, text, email, or phone number instantly.
Compress Image
Compress JPG or PNG images to a smaller file size with quality control.
BMI Calculator
Calculate your Body Mass Index and understand your health range.
Currency Converter
Convert amounts between 30+ world currencies using live exchange rates.
Built for Everyone
From students to professionals — our tools work for every use case.
From the Blog
Tips, guides, and useful reads
Prompt Engineering: The Skill That's Reshaping Careers in the Age of AI
From a quirky AI trick to one of tech's most in-demand skills — prompt engineering is redefining how humans and machines collaborate. Here's everything you need to know about what it is, why it matters, and how to build a career around it.
Everyone's Using AI Now. What Happens If You Don't?
The shift happened faster than anyone predicted. AI is now in offices, clinics, classrooms, and your competitor's workflow. Here's an honest look at what's ahead for those who skip it — and for those who lean in.
Why You Keep Getting Interview Calls But No Offers
Getting to the interview stage isn't the hard part anymore. Converting those conversations into offers is. Here's an honest look at what's probably going wrong.
What people say
Loved by students & professionals
“The CGPA to Percentage calculator saved me so much time. Anna University formula was right there!”
Priya S.
Engineering Student
“Notice Period Calculator is brilliant. Instant last working day with buyout cost — exactly what I needed.”
Rahul M.
HR Professional
“Word Counter, Grammar Checker, Reading Time — I use PreppTools every single day. No sign-up = love it.”
Ananya K.
Content Writer
“The Tax Regime Calculator saved me ₹18,000 last year. Compared old vs new in 2 minutes flat.”
Vikram D.
Finance Analyst
“ATS Score Checker helped me optimise my resume. Got 3 interview calls the next week!”
Sneha R.
Job Seeker
“JSON Formatter, Base64, UUID — all in one place. Beats bookmarking 10 different sites.”
Dev P.
Developer
All tools are 100% free.
No account. No limits.
Just pick a tool, use it, and get on with your day.