Plain-English answers to the problems that send people to our tools: files that are too big, formats that will not open, and uploads that get rejected.
How to Compress a PDF Under 100 KB for Exam and Government Forms: Why scanned PDFs are so big, and a step-by-step way to get a document under 100 KB or 200 KB for an exam, job or scholarship upload without losing the text.
JPG vs PNG vs WebP vs AVIF: Which Image Format Should You Use?: A plain-English comparison of JPG, PNG, WebP, AVIF and HEIC: what each is good for, how big the files are, and which one to pick for a form, a website or sharing.
How to Convert HEIC to JPG on iPhone, Windows, Mac and Android: Why iPhone photos are HEIC files, why they will not open or upload elsewhere, and the easiest ways to convert them to JPG on an iPhone, Windows, Mac or Android.
Why Application Portals Reject Photos and Signatures, and How to Fix It: The usual reasons an exam or job portal rejects an uploaded photo or signature: size, dimensions, format and more, and a simple checklist to get it accepted first time.
How to Improve Your Typing Speed for Competitive Exams: A practical plan to raise your typing speed and accuracy for skill tests, including how WPM is scored, the SSC English and Hindi targets, and a daily practice routine.
How to Copy Text from a Photo or Scanned PDF, in English and Hindi: How image-to-text (OCR) works, how to get an accurate result from a photo, screenshot or scanned PDF, and why a tool that runs in your browser keeps documents private.
How to Take a Passport-Size Photo at Home for Online Forms: A practical, step-by-step way to take a clean passport-style photo with your phone: light, background, distance, framing and how to resize it to the file size the form asks for.
How to Scan Documents With Your Phone for Online Uploads: How to scan a certificate, ID or marksheet with your phone so the text is readable and the file is small enough for an upload form. Lighting, framing, black-and-white and file size.
How to Make a Signature Image for Online Forms: How to create a clear scanned signature image for application forms: pen, paper, photographing, cropping and getting the file under a small size limit like 20 KB.
Convert cm and DPI to Pixels for Photo and Signature Uploads: What to do when a form gives a photo or signature size in centimetres or DPI instead of pixels: the formula, a reference table for common sizes and how to apply it.
How to Read the Photo and Signature Rules in an Exam Notification: Where to find the photo, signature and document rules in an application notice, what the terms mean, and a checklist to avoid rejection. With dated examples from 2026 notices.