Cheat Sheets
Free cheat sheets on image sizes, wallpaper formats, color theory, design and more. 4 guides — free to read, share, or embed.
The Ultimate Image File-Size Reference
Practical KB / MB benchmarks for every type of image — hero, thumbnail, social, wallpaper, with format recommendations.
Wallpapers.com Editorial ·
May 02, 2026
Image Format Cheat Sheet — JPG vs PNG vs WebP vs AVIF
Quick decision tree for choosing JPG, PNG, WebP or AVIF — with real file-size comparisons and one-click conversion tools.
Wallpapers.com Editorial ·
May 02, 2026
Wallpaper Resolution by Device — 2026 Reference
The complete 2026 reference for wallpaper sizes — every iPhone, iPad, MacBook, Windows laptop, Android phone, and external monitor with exact pixel counts.
Wallpapers.com Editorial ·
May 02, 2026
The Complete Image Aspect Ratio Cheat Sheet
The exact pixel dimensions for every popular social platform, plus desktop, mobile and 4K screens. Bookmark-and-share cheat sheet, free to embed.
Wallpapers.com Editorial ·
May 02, 2026