Guides
Short, practical answers to the file problems people actually run into.
- How to compress a PDF without losing quality
Why some PDFs are huge, which compression level to pick, and how to hit an upload limit like 200 KB without ruining readability.
, 5 min read
- Resize photos and signatures for government and exam forms
A practical guide to pixel sizes and KB limits for SSC, UPSC, bank and university application forms — and how to get them right the first time.
, 6 min read
- Passport and visa photo sizes: India, US, UK, Schengen and Canada
Photo dimensions for common passports and visas, what “white background” really means, and how to print copies on a 4×6 sheet.
, 5 min read
- Why browser-based file tools are safer than upload sites
What happens to your documents on typical online converters, how in-browser processing works, and how to verify a tool isn't uploading your files.
, 4 min read
- Getting accurate OCR for Hindi and other Indian languages
How to photograph documents, pick OCR languages and handle mixed Hindi–English text for the best recognition results.
, 4 min read
- JPG vs PNG vs WEBP: which image format should you use?
A plain-language comparison of the main image formats, with clear rules of thumb for photos, screenshots, logos and websites.
, 4 min read