CONVERTCRAFT V3.0: THE NEXT GENERATION

Premium. Private. Pure Performance.

Experience Sub-2s processing speeds with our brand-new V3.0 engine. We've rebuilt everything to give you a Prime Experience where your files never leave your device.

WHY WE ARE DIFFERENT:

  • WASM Powered: Every conversion runs locally on your hardware.
  • Absolute Privacy: Your files are yours. No cloud, no tracking, no compromises.
  • Built for You: We've scaled this platform entirely out-of-pocket for a global creator community.

KEEP THE MISSION ALIVE: 🛡️

Running this infrastructure at this scale costs serious money. We don't sell your data, and we don't run annoying ads. We rely solely on users like you.

If ConvertCraft saved you time or kept your data safe today, help us keep it free and private for everyone.

[ SPEED: INSTANT ][ SWITCH: <100ms ][ LOAD: <2 SEC ]PRIVACY: 100%All systems OK

❤️ Support Our Mission / Donate

💎 Support the Mission ($4.99/mo)☕ One-time Donation

Every dollar keeps another 1,000 users private.

Explainer

Web Image Optimization in 2026: WebP, AVIF, and Beyond

Modern image formats deliver faster pages. Learn when to use WebP, AVIF, JPG, and PNG — plus how to convert between them for free.

Page speed directly impacts SEO rankings and user engagement. Images are typically the largest assets on a web page, making image optimization one of the highest-impact performance improvements you can make.

WebP, developed by Google, has become the de facto standard for web images in 2026. It offers 25-35% smaller files than JPG at comparable quality, supports transparency (like PNG), and animation (like GIF). Browser support is now universal.

AVIF pushes the boundary further with 30-50% better compression than WebP. Derived from the AV1 video codec, AVIF delivers stunning quality at tiny file sizes. Browser support has reached 95%+ with Safari joining Chrome and Firefox.

Choosing the right format depends on your needs: AVIF for maximum compression on modern browsers, WebP as a broadly compatible modern format, JPG for legacy fallback, and PNG only when lossless quality with transparency is essential. SVG remains the best choice for icons and logos.

ConvertCraft lets you convert between all these formats instantly in your browser. Drop any image — JPG, PNG, HEIC, WebP, AVIF, BMP, TIFF — and convert to your target format with quality control. Batch processing handles entire image libraries at once.