Guides
Practical how-tos for images and PDFs — each one using a free tool that runs right in your browser.
How to Open HEIC Files on Windows (Free, No Software)
Windows often refuses to open iPhone HEIC photos. Here’s why it happens and the quickest free way to view and convert them — without installing anything.
June 29, 2026 · 5 min readPNG vs JPG: Which Should You Use?
They look identical on screen but behave very differently. A simple guide to choosing PNG or JPG — and how to switch between them in seconds.
June 29, 2026 · 6 min readWhat Is a WEBP File (and How Do You Open It)?
You saved an image from the web and it’s a “.webp” you can’t open. Here’s what that format is, why it exists, and how to convert it in seconds.
June 29, 2026 · 5 min readHow to Merge PDF Files for Free (No Software)
Need to combine several PDFs into one file? Here’s how to do it in the right order, free, without installing anything or uploading your documents.
June 29, 2026 · 4 min readHow to Split a PDF or Extract Specific Pages
Only need a few pages from a big PDF? Here’s how to extract exactly the pages you want into a new document — privately, in your browser.
June 29, 2026 · 4 min readHow to Convert JPG to PDF (One or Many Images)
Turn photos or scans into a clean, shareable PDF — one image per page, in the order you choose, without uploading a thing.
June 29, 2026 · 4 min readHow to Convert a PDF to Images (JPG or PNG)
Need each page of a PDF as a picture you can post, edit, or drop into a slide? Here’s how to turn a PDF into images in seconds.
June 29, 2026 · 4 min readHow to Rearrange, Rotate, and Delete PDF Pages
Pages out of order, sideways, or one you need gone? Here’s how to fix a PDF’s pages visually and save a tidy new copy.
June 29, 2026 · 4 min readHow to Reduce Image File Size (Without Wrecking Quality)
That “file too large” message has an easy fix. Here’s how to shrink an image’s size while keeping it looking good — all in your browser.
June 29, 2026 · 5 min readHow to Resize an Image to Exact Dimensions
Need an image at an exact size — for an upload limit, a profile picture, or a print? Here’s how to resize it precisely without distortion.
June 29, 2026 · 4 min readHow to Convert SVG to PNG (at Any Size)
SVG is perfect for the web but not every app accepts it. Here’s how to turn an SVG into a sharp PNG at exactly the size you need.
June 29, 2026 · 4 min readHow to Make a Professional Invoice (Free)
Sending your first invoice? Here’s exactly what to include and how to create a clean, professional PDF in a few minutes — for free.
June 29, 2026 · 5 min readPassport Photo Size Requirements by Country
Every country wants a slightly different photo — and the size is only half the rule. Here are the exact dimensions, the head-height requirements people miss, and how to make one for free.
July 11, 2026 · 7 min read