Freetol Blog

Practical, step-by-step guides for everyday jobs with PDFs, photos and numbers. Each one shows you how to do it with free tools that run in your browser.

PDF Tools

How to Reduce PDF File Size (Without Making It Unreadable)

Why PDFs get big, and practical ways to fit email and upload limits without making the text unreadable.PDF Tools

How to Combine PDF Files Into One, in the Right Order

Merge several PDFs into one file, choose exactly which pages go in, and avoid the usual problems.PDF Tools

How to Scan Documents With Your Phone and Save Them as One PDF

Take clear photos of paper documents and turn them into one tidy, readable PDF.

Image Tools

How to Reduce a Photo’s File Size to Under 100 KB, 200 KB or Any Limit

What actually controls a photo’s file size, and how to get under an upload limit while keeping it clear.Image Tools

How to Resize or Crop a Photo to an Exact Size in Pixels

The crop-then-resize method for exact pixel sizes, plus how to turn millimetres and DPI into pixels.

Converters

JPG vs PNG vs WebP: Which Image Format Should You Use?

How JPG, PNG and WebP differ, and which one to pick for photos, screenshots, logos and websites.

Calculators

How to Calculate Percentages: Increases, Decreases, Discounts and Reverse Percentages

Simple formulas and worked examples for percentage change, discounts, tax and finding the original price.

Everyday Utilities

Everyday Utilities

How to Make a QR Code for a Link or Wi-Fi Network, and Print It So It Scans

Create a QR code for a link or Wi-Fi network, then size and print it so it scans first time.