Tech Blog
Practical guides on PDF conversion, compression, merging, and free tools for getting more done.
How to Compress PDF for WhatsApp and Email — Free Guide
WhatsApp limits file sharing to 100MB. Email attachments are often capped at 25MB. Learn how to compress any PDF to fit these limits free.
Percentage Calculator — 5 Formulas Everyone Should Know
Percentages are everywhere — discounts, taxes, exam scores, interest rates. Learn the 5 most useful percentage formulas with examples.
How to Convert Image to PDF — JPG, PNG, WebP Guide
Learn how to convert any image to PDF in seconds. Works for JPG, PNG, WebP, and HEIC images. Free, no app needed.
EMI vs Lump Sum Payment — Which is Better for You?
Should you pay in EMIs or make a lump sum payment? This guide compares both options with real examples to help you decide.
Unit Conversion Guide — Length, Weight, Temperature and More
Confused by unit conversions? This complete guide covers length, weight, temperature, speed, and area with formulas and examples.
Word Count Guide for Essays, Articles and SEO Content
How many words should your essay, blog post, or SEO article have? This guide covers ideal word counts for every content type.
How to Use QR Codes for Business — Complete Guide 2026
QR codes are one of the most powerful free marketing tools available. Learn how businesses use them to boost engagement and sales.
BMI Chart for Indians — Healthy Weight Guide and Calculator
Indian BMI standards differ from global ones. Find your healthy BMI range, understand the categories, and calculate your BMI free.
How to Create a Strong Password — Password Security Guide 2026
Weak passwords are the number one cause of account hacks. Learn what makes a password strong and generate one free instantly.
What is GST and How to Calculate It — Free GST Calculator
GST is India's most important indirect tax. Learn what it is, how CGST and SGST work, and calculate your GST instantly for free.
How to Generate a QR Code Free — URL, WiFi, Email & More
Learn how to create QR codes for websites, WiFi passwords, emails and phone numbers in seconds. 100% free, no app needed.
How to Convert JPG, PNG, and WEBP Images to PDF for Free
Need to turn photos or screenshots into a PDF? Here's the fastest, most private way to do it — no app installs, no uploads, no cost.
How to Compress a PDF Without Losing Quality
Large PDFs are a constant headache for email attachments and uploads. Here's how to shrink them significantly while keeping text and images sharp.
How to Merge and Split PDFs for Free (No Software Needed)
Need to combine several PDFs into one, or extract specific pages? Both take under a minute with the right browser-based tool.
The Best Free PDF Tools in 2025 (No Subscription Needed)
A practical guide to the free PDF tools that are actually worth using — and what to watch out for with the ones that aren't.
Why Your Documents Should Never Leave Your Browser
Every time you upload a file to a 'free' online tool, something happens to it on a server you don't control. Here's what the privacy-first alternative looks like.
PDF Tools Every Student, Freelancer, and Small Business Needs
From submitting coursework to sending invoices, PDFs are unavoidable. Here are the tools and workflows that make document management effortless.
How to Password Protect a PDF File (Free & Secure)
Sending sensitive documents? Learn how to add password protection to any PDF in seconds — no software needed.
PDF vs Word: Which File Format Should You Use?
PDF and DOCX serve different purposes. Here's how to choose the right format for every situation.
How to Reduce PDF File Size for Email Attachments
Email attachment limits causing problems? Here are practical ways to shrink your PDF without losing quality.
10 Free Online Tools Every Remote Worker Needs in 2026
Working from home is easier with the right tools. Here are 10 free browser-based utilities that will save you time every day.