Latest Articles
Practical, data-backed guides for exams, GST, and everyday file tasks - each one paired with a free tool that does the work for you.
How SSC CGL marks translate into ranks: normalization, category cutoff trends, and indicative marks-vs-rank bands to plan your post preferences for 2026.
Step-by-step guide to compress a photo or signature to 20KB, 50KB, or any exact KB size for SSC, UPSC, banking, and government form uploads - without losing clarity.
CAT percentile explained: the exact formula, scaled scores vs raw scores, sectional percentiles, and an indicative score-to-percentile table for CAT 2026 planning.
Understand how JEE Main NTA percentile converts to All India Rank: the formula, session normalization, and an indicative percentile-to-rank table for planning.
GSTR-3B and GSTR-1 late fees, interest under Section 50, and penalty rules explained with current caps - plus a calculator to compute your exact late fee in seconds.
How to extract the base amount and GST component from a GST-inclusive price - the exact formula, worked examples for every rate slab, and a free reverse GST calculator.
Downloaded an image and got a .jfif file that nothing accepts? Here is why Windows does this, the registry-free fix, and a one-click JFIF to JPG converter.
How PDF password removal works, the difference between owner and user passwords, when unlocking a PDF is legal, and how to do it privately in your browser.