100% Free
No Upload
Bulk Conversion
Bulk HEIC to ARW Converter — Free, No Upload
Convert multiple HEIC files to ARW instantly — all in your browser. No file limits, no watermarks, and completely private.
HEIC
ARW
·
ZIP
Bulk HEIC → ARW Converter
Select files, convert, download ZIP — all locally
Drop HEIC files here or click to browse
Supports batch selection — convert hundreds of files
HEIC
→ ARW
ZIP
0 files
Converting
0 / 0
✓ Conversion completed!
All files converted successfully. Click Download ZIP to save them.
Why convert HEIC to ARW?
Because HEIC files use lossy compression and 10-bit HDR, they are not ideal for Sony Alpha mirrorless photography. Converting them to ARW (lossless RAW, 14-bit per channel) solves this. convert.contextual.raster_to_raw
Transparent areas will be filled with white background
Technical comparison: HEIC vs ARW
How to use — 3 simple steps
1
Select your HEIC files
Drag & drop or click to choose multiple HEIC images. No file size restrictions.
2
Start the conversion
Click "Convert to :to" — your files are processed locally using WebAssembly. No upload, no waiting.
3
Download ZIP archive
All converted ARW files are bundled into a single ZIP. One click, everything saved.
Popular use cases for HEIC → ARW
Make your HEIC images viewable on any device – convert to ARW
Stop dealing with "unsupported format" errors – use ARW instead of HEIC
Batch rename and convert your HEIC collection to ARW for a unified library
Improve your website's Google PageSpeed score by serving ARW images
💡 Pro tips
- If your image has transparency, consider converting to PNG instead to preserve it
- Use the ZIP download to get all converted files in a single click
- All processing is private — files are never uploaded to any server
Frequently Asked Questions
Typically 60‑90% smaller for lossy ARW, or 20‑40% for lossless ARW compared to uncompressed HEIC.
ARW is supported by all modern browsers (Chrome, Firefox, Safari, Edge) if web_support is true. Check caniuse.com otherwise.
Only the first frame of animated GIF will be converted to ARW. For animation, use GIF or WebP.
ARW supports transparency? If yes, preserved. If not, transparent areas become white/black. Use PNG for transparency.