Picovert Blog
Guides zu Bildformaten, Deep Dives zur Web-Performance und die Technik hinter einem datenschutzfreundlichen Toolkit.
Image Color Space Guide: sRGB, Adobe RGB, CMYK, and Display P3 Explained
Understand color spaces in images: sRGB vs Adobe RGB vs CMYK vs Display P3, why colors shift after conversion, how to check your image's color profile, and which space to use for web and print.
Image Color Profiles Explained: sRGB, Adobe RGB, and Display P3
Understand image color profiles (ICC profiles): sRGB vs Adobe RGB vs Display P3. Learn when to use each color space, why wrong profiles cause color shifts on upload, and how to fix color profile issues in your images.
Image CDN Optimization: Cloudflare Images vs Cloudinary vs imgix
On-the-fly resizing, format conversion, and edge delivery — a practical comparison of image CDN services for different traffic patterns and budget constraints.
How to Reduce GIF File Size: 6 Techniques That Actually Work
Reduce GIF file size with color palette reduction (256→64 colors), frame rate cuts, cropping, and conversion to WebP or MP4. Step-by-step techniques to shrink GIFs by 50-90%.
Image Aspect Ratio Guide: 1:1, 4:3, 16:9 & Common Ratios Explained
Complete image aspect ratio guide: what 1:1, 4:3, 16:9, 4:5, 9:16 mean and when to use them. Includes aspect ratios for social media, print, video, and how to resize without distortion.
How to Make an Image Smaller (KB or MB) — 3 Methods
Make an image smaller in KB or MB using three methods: compress, resize to smaller dimensions, or convert to a more efficient format like WebP. Free, no upload needed.
How to Make a GIF Smaller: 6 Methods That Actually Work
Reduce GIF file size without ruining quality. Six proven techniques: reduce dimensions, lower frame rate, cut the palette, trim duration, use dithering, or convert to video.
How to Crop Images Without Losing Quality
Crop images without quality loss. Cropping itself never degrades quality — but re-saving JPEG adds compression artifacts. Learn lossless JPEG crop, PNG workflow, and the best free crop tools.
How to Convert PNG to WebP: A Practical Guide for 2026
Step-by-step instructions for converting PNG to WebP — single files, bulk batches, lossy vs lossless trade-offs, transparency edge cases, and how to verify the output looks right.
How to Convert Image Formats Online — No Software Needed
Convert HEIC to JPG, WebP to PNG, PNG to JPEG, and more in seconds. Step-by-step guide to online image conversion — browser-based, private, and free.
What Is ICO Format? The Complete Guide to Favicon and Icon Files
ICO format explained: what ICO files are, how multi-size icons work, when to use ICO vs PNG for favicons, and how to create ICO files free online.
HEIC vs JPG — Key Differences and When to Convert
HEIC vs JPG compared: file size (HEIC is 40-50% smaller), quality, compatibility, and when to convert iPhone HEIC photos to JPG. Free HEIC to JPG converter.