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Image SEO goes beyond alt text. Learn how file size, format, naming, structured data, and Core Web Vitals all affect your image search rankings.
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DPI and PPI are often confused but mean different things. This plain-English guide explains both, when each matters, and how to set the right value for your images.
Convert PNG files to JPG in seconds to reduce file size, improve compatibility, and speed up uploads. No software, no account needed.
The exact Facebook cover photo dimensions for personal profiles, business pages, and groups — with tips to make your cover photo look sharp on all devices.
Reduce images to under 15KB for strict visa portals, government ID systems, and application forms that enforce tight file size limits.
PNG compression is different from JPG. Learn how to reduce PNG file sizes using lossless techniques, when to switch to WebP, and the best free tools.
Convert JPG images to PNG to add transparency support, enable lossless editing, or prepare graphics for design work. Free and instant.
Convert WebP images to JPG for email, printing, and apps that do not support WebP. Free, instant, and no software needed.
Convert JPG images to WebP format to make your website load faster. WebP files are 25–35% smaller than JPG at the same visual quality.
HEIC is Apple's default photo format — but most apps outside Apple's ecosystem cannot open it. Here is what HEIC is and how to deal with it.
AVIF is the most efficient image format available in 2026 — even better than WebP. Here is what it is, how it works, and whether you should use it.
AVIF and WebP are the two best modern image formats. A direct comparison of file size, quality, browser support, and when to use each.
