Guides & Tips
Learn how to make your images smaller, faster, and ready for any website or form.
Resize Screenshots Without Making Small Text Hard to Read
Keep screenshot text readable when reducing image dimensions. Preserve aspect ratio, choose PNG or WebP carefully, and inspect the downloaded result at real size.
How to Resize an Image to 600×600 Without Stretching
Make a square 600×600 image without distorting faces or products. Follow a crop-first workflow, preserve proportions, and check the final pixel dimensions.
Why a Transparent PNG Looks Black—and How to Fix It
Find out why a transparent PNG appears black, distinguish viewer backgrounds from lost transparency, and choose a safe PNG or white-background JPG fix.
Crop PDF Margins for More Comfortable Tablet Reading
Trim PDF white margins to make content fill a tablet screen. Learn conservative crop settings, uneven-page checks, and why cropping is not secure redaction.
Rotate One PDF Page Without Turning the Whole Document
Fix a sideways or upside-down PDF page using targeted page ranges. Learn the right rotation angle, physical page numbering, and how to verify the saved file.
Extract One Page from a PDF Before Sending It by Email
Send just the PDF page your recipient needs. Use page ranges to create a smaller excerpt, verify its contents, and check links and attachment size before sharing.
Add PDF Page Numbers Starting After the Cover Page
Leave your PDF cover unnumbered with a split, number, and merge workflow. Choose a start value, check totals, and confirm the final document order.
Add a Draft Watermark to PDF Without Obscuring the Text
Mark a PDF as DRAFT while keeping the document readable. Choose text, opacity, size, and angle, then check the saved file and understand watermark limits.
Convert PDF Slides to JPG While Keeping Small Text Readable
Export PDF slide pages as JPG images without relying on screenshots. Learn the fixed rendering scale, quality settings, ZIP downloads, and readability checks.
Transparent Signature PNG vs. Drawing a Signature on PDF
Understand transparent signature images and drawn PDF signatures. Place a mark without a white box, check page position, and distinguish certificate signing.
How to Convert JPG to PDF: Combine Photos Into One PDF for Free
Turn photos, scans, and screenshots into a single, clean PDF. Learn how to convert JPG to PDF on any device, keep it small, and get the order right.
How to Compress an Image to 100KB (or 50KB, 200KB) Without Losing Quality
Need a photo under 100KB for a job portal, exam form, or passport application? Here is exactly how to hit any size limit while keeping your image sharp.
How to Convert HEIC to JPG on iPhone, Windows, and Mac (Free)
iPhone photos saved as HEIC won't open on many computers and websites. Learn what HEIC is and the easiest free ways to convert HEIC to JPG on any device.
How to Merge PDF Files Into One Document (Free, No Sign-Up)
Combine multiple PDFs into a single file in seconds. Learn the easiest free ways to merge PDF files online, on Windows, on Mac, and on your phone.
How to Reduce PDF File Size for Email and Uploads (Without Ruining Quality)
Is your PDF too large to email or upload? Learn why PDFs get big and the proven ways to reduce PDF file size while keeping text sharp and readable.
How to Compress Images Without Losing Quality
Learn how image compression really works, which settings matter, and how to shrink JPG, PNG and WEBP files while keeping them looking sharp.
The Right Image Sizes for Web, Social Media and Email
A practical cheat sheet of image dimensions for websites, Instagram, Facebook, YouTube and email — plus how to resize without distortion.
JPG vs PNG vs WEBP: Which Image Format Should You Use?
The three formats dominate the web, but they are built for different jobs. Here is a clear breakdown of when to use each one.
7 PDF Tasks Everyone Needs to Do (And How to Do Them Free)
Merging, splitting, compressing, signing — PDFs run the paperwork of modern life. Here are the seven tasks worth mastering.
How to Remove Image Backgrounds for Better Product Photos
Clean white or transparent backgrounds make product photos look professional. Here is how background removal works and when to use it.