Blog
Practical guides for working with PDFs and images — and honest writing about what happens to your files on the modern web.
How-to · October 26, 2026 · 9 min read
Why and How to Split PDF Pages in Half
Cut PDF pages in half vertically or horizontally, into up to five pieces or a grid, online, in Acrobat, on a Mac or on Linux, with answers to common questions.
How-to · August 4, 2026 · 3 min read
Draft Watermarks: Word vs Google Docs vs Preview
How Word, Google Docs, Mac Preview and your printer handle DRAFT watermarks, and which kind of mark is still there after the file has been forwarded twice.
How-to · August 3, 2026 · 4 min read
Employee ID Card Templates: Make One Online (PDF)
Make an employee ID badge with a photo, job title and QR code or barcode, print it at the right size, and do a whole team at once from a spreadsheet.
How-to · August 3, 2026 · 3 min read
Student ID Card Size and Printing Guide
The standard student ID card size (CR80, 54 × 86 mm), what to put on the card, free student templates, and how to print cards for a whole class.
Privacy · July 15, 2026 · 5 min read
Is It Safe to Upload PDFs to Free Online Tools?
What happens to a file you upload to a free PDF site, which documents are worth worrying about, and two simple ways to check whether a tool uploads at all.
How-to · July 15, 2026 · 4 min read
How to Split Scanned Book Pages into Single Pages
Scanned a book two pages at a time? How to cut each spread into single pages, handle covers and off-center scans, and tidy up the result online.