Guides
Practical, step-by-step articles about photos, images, PDF files and documents. Each guide explains the why as well as the how, and links to the tool that does the job.
- Passport Photo Size Guide: 35x45 mm, 2x2 inch and More Passport and visa photo sizes for the US, the UK, Schengen, India, Canada, China and more, with head size rules, background colors and printing tips. Read guide
- How to Reduce Photo Size to 100 KB or 200 KB for Online Forms Step-by-step guide to reducing a photo or signature to 20 KB, 50 KB, 100 KB or 200 KB for online applications, without making it blurry or stretched. Read guide
- JPG vs PNG vs WEBP: Which Image Format Should You Use? A clear comparison of JPG, PNG and WEBP: how each format works, file sizes, transparency, compatibility, and which one to choose for photos, logos and websites. Read guide
- How to Sign a PDF Without Printing It Sign PDF forms, letters and agreements on your phone or computer without a printer or scanner. Add a drawn signature, the date and your name in minutes. Read guide
- How to Scan Documents with Your Phone and Save Them as One PDF Turn phone photos of certificates, receipts and forms into a clean, readable PDF. Lighting, cropping, page order and file size tips for applications and email. Read guide
- Product Photos for Online Selling: Clean Backgrounds with a Phone Take better product photos with a phone, remove the background, and prepare consistent images for Facebook Marketplace, Daraz, Instagram and your shop. Read guide
- How to Remove Location and Hidden Data from Photos Before Sharing Photos can reveal where they were taken, the phone used and the time. Learn what EXIF metadata is, how to check it, and how to remove it before sharing. Read guide