TIDY GUIDES
Guides
Practical explanations for printing photos, sharing them privately and preparing product images: what the numbers mean, where the limits are, and how to check the result yourself. 15 guides.
Printing photos
Resolution, print sizes and getting a photo ready for a lab. Tool: Print Size Check.
- PrintWhat PPI do you need to print a photo?Work out print resolution, see how large common photo sizes can print, and why the DPI tag doesn't matter.
- PrintPhoto print size chart: inches, mm and pixelsEvery common print and A-size with its shape and the pixels needed at 300 and 150 PPI.
- PrintWhy does my photo get cropped at 8 × 10?Print sizes have shapes. See how much of a 3:2 or 4:3 photo each size crops, and your three options.
- PrintHow to prepare a photo for a print labA checklist for crop, resolution, JPEG quality, sRGB colour, screen brightness and edges.
- PrintWhy do my prints come out darker than my screen?Screens glow and paper reflects. The usual causes of dark prints, and what to change before you order.
- PrintPrinting phone photos: HEIC, Live Photos and portrait modeConvert HEIC, choose the right Live Photo frame, check portrait-mode edges and the real file size.
- PrintHow to scan old photos for printingPick the scan DPI from the print you want: 300, 600 or 1200 DPI for prints, and much higher for negatives.
Photo privacy
What a photo carries with it, and how to share less. Tool: Photo Privacy Check.
- PrivacyWhat does photo metadata reveal?EXIF, GPS, XMP and IPTC: what each holds, what to check first, and what cleaning can't hide.
- PrivacyHow to stop your phone saving location in photosTurn off photo location on iPhone and Android, leave it out when sharing, and clean photos you already have.
- PrivacyWhat a photo can reveal even without metadataSigns, paperwork, screens and reflections: a checklist for the picture itself, and how to hide details properly.
- PrivacyHow to remove photo metadata without losing qualityWhy re-saving costs detail, how a JPEG's blocks work, and how to drop metadata without re-encoding.
Product photos
Square, consistent product images for stores and marketplaces. Tool: Tidy Square.
- SquareShopify product images getting cropped?Check your theme's image fit first, or pad photos to matching squares when you need reusable files.
- SquareHow to make product photos look consistentOne shape, one margin, one background and one pixel size: what to standardise for a tidy collection page.
- SquareProduct image sizes for Etsy, Amazon and eBayMinimum and recommended sizes, shapes and background rules side by side, with sources.
- SquareJPEG, PNG or WebP for product photos?Which format to export for stores, marketplaces and your own site, and when transparency matters.
Written and checked by Tidy. Each guide shows its sources or calculations and the date it was last checked. All Tidy tools process your files in your browser.