How Batch Image Conversion Works in Your Browser
Modern browsers support high-performance off-main-thread image processing using Web Workers and OffscreenCanvas. By decoding and re-encoding raster image data locally, you can convert dozens of pictures instantly without uploading sensitive files to any external cloud server.
Supported Formats & Best Use Cases
- WebP: Next-generation image format offering superior lossy and lossless compression. Reduces file size by 25–35% compared to JPEG while preserving visual fidelity. Ideal for web performance and SEO Core Web Vitals.
- JPEG / JPG: Universal lossy compression standard best suited for photographic content and complex imagery where high color depth is required.
- PNG: Lossless compression supporting full alpha transparency. Perfect for logos, interface mockups, icons, and illustrations with sharp geometric boundaries.
Frequently Asked Questions
- Le immagini vengono caricate su server esterni?
- No. Tutte le conversioni e l'archivio ZIP vengono generati localmente nella memoria del browser.
- Quante immagini posso convertire alla volta?
- Fino a 20 file o 50MB complessivi per salvaguardare la stabilità della memoria.
- Come scaricare tutti i file convertiti in una volta?
- Clicca su "Scarica Tutto (.zip)" per raggruppare tutte le immagini convertite in un unico archivio.