How to Compress a PDF to 100 KB or 200 KB for Online Applications
A practical guide to shrinking PDFs for job, exam and government portals without making them unreadable – with the settings that actually work.
Guides & tips
Practical, no-fluff help for everyday document tasks.
Compress
Privacy
Are Online PDF Tools Safe? How Browser-Based Processing Protects Your Documents
What happens to your files when you use an online PDF tool, the real risks of uploading sensitive documents, and how to check whether a tool processes files locally.
Photos
How to Make Passport Size Photos at Home and Print Them on A4
Common passport photo sizes explained (35×45 mm, 45×55 mm, 2×2 inch), how to take a good photo with your phone, and how to print many copies on one sheet at the correct size.