How do I convert JPG to QOI?

Drop your JPG file onto the converter above, make sure QOI is selected, and click Convert. When it's done, download the QOI file — it usually takes a few seconds.

Is it safe to convert JPG to QOI here?

Yes. JPG to QOI conversion happens entirely inside your browser using WebAssembly, so your file is never uploaded to any server.

Is the JPG to QOI converter free?

Yes — free with no watermark. Signed-out visitors can convert 25 files a day, and a free account raises that to 250.

Will converting JPG to QOI reduce quality?

No — QOI preserves the content of your JPG file as faithfully as the format allows.

Can I convert multiple JPG files at once?

Yes. Add up to 5 files at a time without an account, 10 with a free account and up to 500 on paid plans, then download them individually or as a single ZIP.

Can I convert QOI back to JPG?

Yes — use our QOI to JPG converter. Note that converting back and forth between formats can't recover detail lost to lossy compression.

QOI→JPG JPG→PNG PNG→QOI JPG→WebP JPG→JPEG WebP→QOI JPG→PDF HEIC→QOI JPG→GIF JPEG→QOI JPG→AVIF GIF→QOI JPG→SVG JPG→ICO JPG→TIFF JPG→BMP JPG→PSD JPG→EPS JPG→JXL JPG→TGA JPG→DDS JPG→EXR JPG→HDR JPG→JP2 JPG→CUR JPG→PPM JPG→PCX JPG→PGM JPG→PBM JPG→PNM AVIF→QOI ICO→QOI TIFF→QOI BMP→QOI HEIF→QOI PSD→QOI JXL→QOI CR2→QOI NEF→QOI DNG→QOI CR3→QOI ARW→QOI TGA→QOI DDS→QOI EXR→QOI RAF→QOI HDR→QOI JP2→QOI CUR→QOI PNG→JPG PNG→WebP WebP→PNG WebP→JPG HEIC→PNG HEIC→JPG MP4→MP3 PNG→JPEG JPEG→PNG JPEG→JPG PNG→PDF PDF→PNG PDF→JPG HEIC→WebP MP4→WebP PDF→DOCX DOCX→PDF JPEG→WebP WebP→JPEG PNG→GIF GIF→PNG GIF→JPG MP4→MOV MOV→MP4 WebP→PDF HEIC→JPEG WebP→GIF GIF→WebP HEIC→PDF MP3→WAV WAV→MP3 JPEG→PDF PDF→JPEG SVG→PNG SVG→JPG HEIC→GIF MOV→MP3 MP4→GIF GIF→MP4 JPEG→GIF GIF→JPEG PNG→AVIF AVIF→PNG AVIF→JPG MP3→M4A M4A→MP3 GIF→PDF SVG→PDF PNG→SVG PDF→SVG SVG→WebP MOV→WebP MP4→WAV MP4→WebM WebM→MP4 WebP→AVIF AVIF→WebP WebP→SVG SVG→JPEG MP4→MKV MKV→MP4 HEIC→AVIF MP4→M4A JPEG→AVIF AVIF→JPEG JPEG→SVG MOV→GIF GIF→MOV WebM→MP3 AVIF→PDF MP3→FLAC FLAC→MP3 MP4→AVI AVI→MP4 MKV→MP3 GIF→AVIF AVIF→GIF SVG→GIF GIF→SVG WebM→WebP MOV→WAV XLSX→PDF CSV→PDF EPUB→PDF PDF→EPUB MOV→WebM WebM→MOV MKV→WebP PNG→ICO ICO→PNG ICO→JPG MP3→AAC WAV→M4A AAC→MP3 M4A→WAV MP4→FLAC AVI→MP3 MOV→MKV MKV→MOV MOV→M4A DOCX→EPUB EPUB→DOCX CSV→DOCX PDF→TXT DOC→PDF TXT→PDF WebP→ICO ICO→WebP PPTX→PDF AVI→WebP WebM→GIF

JPGQOI

Convert JPG to QOI

Free, fast and private. Your JPG files are converted right in your browser — nothing is uploaded.

Runs in your browser
No watermark
Batch & ZIP download

Need a smaller JPG? Compress JPG

How to convert JPG to QOI

1
Add your JPG files
Drag and drop JPG files onto the converter, paste them, or click to browse. You can add several at once.
2
Choose QOI
QOI is already selected. Open Options if you want to change quality, size or metadata.
3
Convert
Click Convert. Your files are converted right in your browser in seconds.
4
Download your QOI
Download each QOI file, or everything at once as a ZIP.

JPG vs QOI

From

JPG · JPEG Image

JPG is the most widely supported photo format. Its lossy compression makes photographs small while keeping them visually close to the original.

Type: Image
Extension: .jpg .jpe .jfif
MIME: image/jpeg
Best for: photos for the web, email attachments and social media

Lossy compression

All JPG conversions →

QOI · Quite OK Image Format

QOI is a fast, simple lossless format that encodes 20–50× faster than PNG with comparable file sizes.

Type: Image
Extension: .qoi
MIME: image/qoi
Best for: games and tools that need quick lossless encoding

LosslessTransparencyOpen standard

All QOI conversions →

Need it the other way around? Convert QOI to JPG.

JPG to QOI: frequently asked questions

Free, private and in your browser