Convert GIF to WebP — Free, Fast & Private
What you get is a still image. WebP as a format can hold animation, but this converter is frame-based, so an animated GIF produces a single still WebP rather than an animated one. If you specifically need an animated WebP, you need a dedicated animation encoder — not this tool, and worth knowing before you start rather than after.
For a static GIF, though, this is close to a free upgrade. WebP is better than GIF on every axis that matters for a still image: unlimited colour instead of 256, real alpha instead of on/off transparency, and much better compression.
Where the size saving actually comes from
GIF compresses with LZW, a general-purpose lossless algorithm from the 1980s that knows nothing about images. It looks for repeated byte sequences, which works beautifully on flat blocks of identical colour and very badly on anything photographic.
WebP uses predictive coding designed for pictures: it estimates each block from its neighbours and stores only the difference. On a photographic GIF the saving is large — often 70–90% — because WebP can finally do something intelligent with tonal variation. On a small flat-colour icon the gap narrows sharply, and an already tiny GIF may not shrink much at all. Do not expect miracles from a 3 KB icon.
Lossy or lossless — WebP does both
This is a genuine advantage over the alternatives, and worth using deliberately. For a GIF that started life as a photograph, lossy WebP at Smart quality gives a dramatic size reduction and no visible penalty — the image had already been through the far more destructive 256-colour reduction, so a light lossy pass is the least of its problems.
For a logo or diagram where crisp edges matter, use a high quality setting. Sharp black-on-white boundaries are exactly what lossy codecs blur first, and the file will still come out smaller than the GIF.
Transparency, and the fringe problem
GIF transparency is binary — a pixel is opaque or invisible, nothing between — which produces the jagged edges familiar from old web graphics, and a pale halo when a GIF built for a white background is placed on a dark one. WebP carries a full 8-bit alpha channel, so the transparency converts and you gain 256 levels to work with.
The existing hard edge is not repaired by conversion; it is preserved accurately. To get a genuinely smooth cut-out you need to re-cut the subject, which the background remover does properly.
Prefer lossless and do not mind a larger file? Use GIF to PNG. Want the smallest file of all and control your own fallbacks? GIF to AVIF. Everything runs in your browser; nothing is uploaded.