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J2K to JP2 converter

Convert J2K to JP2 online from any device with a free converter.

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About Image converter

Convert J2K to JP2 files online with our free image converter. Whether you're on Windows 10, Mac, Android or iPhone, converting J2K files is quick and easy.

This app supports raster image formats such as JPEG, PNG, and GIF, which are perfect for photos and web graphics. Vector formats such as SVG, AI, CDR are resolution-independent, perfect for logos and illustrations. Top image editing tools include Adobe Photoshop, CorelDRAW, and Illustrator.

Change J2K to JP2 without losing quality — drop your file into the upload form, pick JP2 as the output, and hit Convert. Download your file right after conversion. No email or registration needed.

Check our video
J2K

JPEG 2000 Image

JPEG 2000 Code Stream (J2K) is a highly efficient image compression format designed for high-quality imaging, offering superior compression ratios and lossless/lossy compression options compared to traditional JPEG. It is widely used in medical imaging, digital cinema, and archival applications, with support in tools like Kakadu, OpenJPEG, and Adobe Photoshop. The format employs wavelet-based compression, supports multiple color spaces, and includes advanced features like region-of-interest coding, progressive decoding, and metadata embedding for enhanced flexibility and scalability.

JP2

JPEG 2000 Core Image File

JPEG 2000 Core Image File (JP2) is a highly efficient image format designed for high-quality still image compression, offering superior performance compared to traditional JPEG. It is widely supported by applications like Adobe Photoshop, GIMP, and IrfanView, as well as specialized tools such as Kakadu and OpenJPEG for encoding and decoding. The format uses wavelet-based compression, supports lossless and lossy compression, and includes advanced features like progressive decoding, region-of-interest coding, and metadata embedding for enhanced flexibility and scalability.

Add the conversion API to your app

  • Convert over 200 file formats — including PDF, Word, Excel, HTML, images, and many more
  • Load files from disk, URLs, FTP servers, or cloud storage (such as Amazon S3 or Azure)
  • Customize output settings — rotate and reorder pages, add comments, or apply watermarks
How it works

How to convert J2K to JP2

Step 1
Click inside the file drop area to upload J2K file or drag & drop J2K file.
Step 2
Click on Convert button. Your J2K files will be uploaded and converted to JP2 result format.
Step 3
Download link of result files will be available instantly after conversion.
Step 4
You can also send a link to the JP2 file to your email address.
FAQ

Questions & Answers

Other Supported Conversions

You can also convert J2K into many other file formats. Please see the complete list below.

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