Tool guides
Practical notes for file conversion, image prep and PDF jobs.
Short guides that explain what to check before converting files, choosing formats or publishing generated assets.
Latest guides
Favicon files and sizes: what to generate for a modern website
A practical checklist for favicon.ico, PNG favicons, Apple touch icons and Android icons.
CraigyBabyJ guide
PNG, JPG or WebP: which image format should you use?
A simple guide to choosing PNG, JPG or WebP for websites, app assets, screenshots and photos.
CraigyBabyJ guide
How to reduce image file size without making it look broken
Practical checks for resizing, compressing and converting images while keeping enough quality.
CraigyBabyJ guide
How to merge PDFs without messing up the page order
A quick checklist for combining PDFs, scans and image documents in the correct order.
CraigyBabyJ guide
Splitting a PDF vs extracting pages: which one do you need?
A plain-English guide to page ranges, single-page exports and keeping the right part of a PDF.
CraigyBabyJ guide
App icon checklist before converting PNG to ICO
A checklist for cleaner Windows icons, shortcuts, installer icons and small-size previews.
CraigyBabyJ guide
How to make a favicon from a PNG
Turn a PNG logo into a favicon set for browser tabs, bookmarks and mobile shortcuts.
CraigyBabyJ guide
PNG to ICO for Windows shortcuts
Prepare a PNG image for a cleaner Windows shortcut, app icon or installer icon.
CraigyBabyJ guide
Export SVG to PNG with a transparent background
What to check when turning an SVG logo or icon into a transparent PNG.
CraigyBabyJ guide
Compress images for website speed
Use resizing, WebP conversion and compression to make web pages load faster.
CraigyBabyJ guide
Resize an image for an upload limit
Shrink an image to fit upload size limits without guessing blindly.
CraigyBabyJ guide
Convert WebP to PNG or JPG
Choose PNG or JPG when a site, editor or upload form does not accept WebP.
CraigyBabyJ guide
Convert JPG to PNG when an upload form requires it
What changes when you turn a JPG photo or screenshot into a PNG file.
CraigyBabyJ guide
Convert PNG to JPG for a smaller file
When converting PNG to JPG makes sense, and what happens to transparent backgrounds.
CraigyBabyJ guide
Turn photos into a PDF
Combine JPG or PNG photos into one PDF for sending, printing or archiving.
CraigyBabyJ guide
Convert a PDF page to an image
Render PDF pages as PNG or JPG images for previews, thumbnails, slides or sharing.
CraigyBabyJ guide
Calculate exact age in years, months and days
Find an exact calendar age from a date of birth or any starting date.
CraigyBabyJ guide
Working days between two dates
Count Monday to Friday days between dates, excluding weekends.
CraigyBabyJ guide
Mortgage rate change monthly payment estimate
Estimate how an interest-rate rise or cut could change a repayment mortgage payment.
CraigyBabyJ guide