Blog — guides and how-tos
Short, practical guides for everyday file problems.
PDF or image: which format should you send?
A simple guide to choosing between a PDF and an image when sending documents.
Read →How to prepare product photos for your shop
Turn ordinary phone photos into clean, consistent product shots that sell — for free.
Read →The best free tools for online sellers (2026)
Clean product photos, tidy PDFs and quick conversions — everything an online seller needs, free.
Read →How to convert an image (PNG, JPG, WEBP) for free
Change a photo between PNG, JPG and WEBP in seconds — right in your browser, nothing uploaded.
Read →How to extract text from a PDF (copy & edit it)
Pull all the text out of a PDF so you can copy, edit or reuse it — free and instant.
Read →How to password-protect a PDF (free)
Add a password to any PDF so only the right people can open it — in seconds, in your browser.
Read →How to remove the background from a photo (free, no upload)
Erase the background from any photo in seconds — right in your browser, nothing uploaded.
Read →How to convert JPG images into a single PDF (free)
Turn photos or scans into one tidy PDF document — perfect for forms, receipts and applications.
Read →How to resize an image without losing quality
Change an image's width and height to the exact size a form, website or profile needs.
Read →How to split a PDF into separate pages (free)
Pull out one page, or break a big PDF into pieces — in seconds, right in your browser.
Read →How to add a watermark to multiple photos at once (free)
Protect your photos with text or a logo — applied to every image in the same spot, in seconds.
Read →How to combine several images into one picture
Stack screenshots, build before-and-after comparisons, or fit several photos into a single file.
Read →How to sign a PDF without printing it
Add your signature to a contract or form in your browser — no printer, no scanner, no Acrobat.
Read →PNG or JPG? A simple guide to choosing the right format
The practical difference between the two most common image formats — and when WEBP beats both.
Read →How to create a QR code for free (and what to avoid)
Generate a QR code for a link, and understand the difference between static and dynamic codes.
Read →How to convert a PDF into JPG images
Turn every page of a PDF into a picture you can post, send or edit.
Read →How to extract text from an image (OCR explained)
Turn a photo of a document, receipt or screenshot into text you can copy and edit.
Read →Why iPhone photos won't open on Windows (HEIC explained)
What the HEIC format is, why Apple uses it, and how to convert it to JPG.
Read →How to reduce image file size without ruining quality
Why photos are so large, and how to shrink them for email, forms and websites.
Read →How to merge PDF files for free (no software needed)
Combine several PDFs into one document in seconds, right in your browser.
Read →