Convert CIN to HDR Online
Convert CIN images to HDR format free, fast, and privately in your browser.
Drag & drop files here, or browse
Up to 20 images at once
How to convert CIN to HDR
Upload your files
Drag & drop or browse up to 20 CIN files at once.
Browser converts locally
Files convert to HDR in your browser - nothing is uploaded anywhere.
Download results
Save files individually or download everything as a ZIP bundle.
Why use this converter
100% Private - Nothing Uploaded
Your CIN files never leave your device. All conversion happens locally inside your browser using WebAssembly. Zero server contact.
Batch + ZIP Download
Convert up to 20 CIN files to HDR at once and download them all as a single ZIP archive in one click.
Lossless Output Quality
HDR is a lossless format - every pixel from your CIN file is preserved exactly with no compression artifacts.
Instant Conversion
Your CIN files convert to HDR in seconds using WebAssembly - no waiting, no queues.
Frequently asked questions
Upload your CIN files by dragging them into the drop zone or clicking Browse. Select up to 20 files at once, then click Convert. Your files are processed locally in your browser and ready to download in seconds - no account or internet connection needed after the page loads.