#PDF

Tuesday 3 November 2026

Development

How to Sign a PDF on Your Phone Without Printing It

You do not need a printer and a scanner to sign a document. Here is how to add your signature, the date and some text to a PDF on your phone, for free.

3 Nov 2026 · 3 min read · By Francis Landford

Development

How to Make a PDF or Photo Smaller for WhatsApp, Email and Online Forms

File too big to send or upload? Here is how to shrink PDFs and photos to fit email, WhatsApp and application forms, and what to do when one method does not work.

3 Nov 2026 · 3 min read

Development

How to Merge PDF Files for Free, Without Installing Anything

Need to send several PDFs as one file? Here is how to join them in the right order, for free, on your phone or computer, without uploading your documents anywhere.

3 Nov 2026 · 3 min read