JPEG → ICO
Convert JPEG images to ICO entirely in your browser — no upload, no watermark, no sign-up.
Drop files here
or browse from your device
images · audio · video · documents · archives · up to ~500MB
Your first conversion lands here automatically — saved on this device only, never uploaded.
100% Private
Runs in your browser. No upload.
Instant
No queue, no server roundtrip.
Offline-ready
Works after first load.
Switching a JPEG image to ICO is usually about where it has to work rather than how it looks: one format is accepted, smaller or sharper in the place the picture is heading. ICO (Windows icon file) earns its place here: one file carrying 16, 32, 48 and 256 pixel variants, understood by every browser and by Windows itself. JPEG is the same format as JPG — only the extension differs. It compresses photographs by discarding detail the eye rarely misses.
JPEG is the same format as JPG — only the extension differs. It compresses photographs by discarding detail the eye rarely misses.
Converting JPEG to ICO re-encodes the picture: dimensions and visible content stay the same, while file size and colour handling follow the ICO encoder. Detail already discarded by earlier lossy compression cannot come back, so ICO preserves what is there rather than restoring what is gone. Transparency survives only if ICO supports an alpha channel.
What you gain with ICO: One file carrying 16, 32, 48 and 256 pixel variants, understood by every browser and by Windows itself.
Drop your JPEG file above and Morphio decodes it locally, then re-encodes it as ICO using WebAssembly + the browser's native codecs. Nothing is ever uploaded — your files stay on your device. Batch as many files as your machine can handle. See exactly how in-browser conversion works.
Open the JPEG to ICO page, drop your image on the drop zone and press convert. Morphio runs an in-browser image pipeline built on Canvas and WebAssembly codecs, so the JPEG data never leaves your device and no server ever receives a copy.
Colour profile and pixel dimensions are preserved; you choose the quality level before the file is written. Converting JPEG to ICO only rewrites the container and encoding you asked for — the source file on your disk is never modified.
Yes. The free plan covers 10 conversions a day with files up to 200 MB and adds no watermark or sign-up. Morphio Pro ($5/month, or $29 once for lifetime access) removes the daily cap and raises the per-file limit to 5 GB.
Morphio decodes the JPEG file at full fidelity and re-encodes it at a high-quality ICO setting, so the difference is normally invisible or inaudible. What conversion cannot do is recover detail the original JPEG file already threw away.
Yes — drop the whole batch in and each file is processed in turn on your own machine. The practical limit is your device's memory and patience, not a server quota, because nothing is queued anywhere else.
No. The conversion runs entirely inside your browser using WebAssembly, so the file never leaves your device — you can disconnect from the internet after the page loads and it still works.