WebP files are typically 60-80% smaller than equivalent PNGs — with transparency intact. If you're putting images on a website, converting PNGs to WebP is the single cheapest page-speed win available. Batch up to 20 files; quality 90 keeps graphics crisp.
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WEBP, JPG, PNG, GIF, BMP, TIFF, AVIF · up to 50 MB (free)
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Graphics and screenshots: usually 60-80% smaller than PNG. Photos stored as PNG: often 90%+ smaller. That's less bandwidth, faster LCP, better Core Web Vitals.
Yes — WebP supports full alpha transparency, so logos and UI graphics convert perfectly. That's its advantage over JPG for web graphics.
Every modern browser supports it. The gaps are elsewhere: some email clients, older design software and picky upload forms. For those, keep a JPG or PNG copy — the converter works both directions.
We encode at quality 90 lossy — visually transparent for web use and much smaller than lossless WebP. For pixel-critical archival masters, keep the PNG original.