RAW to PNG8 Converter
Processing entirely on your device — large files may take a moment.
Camera RAW Photo and PNG (8-bit Indexed) exist for different jobs: RAW is the unprocessed sensor data from cameras — Canon CR2/CR3, Nikon NEF, Sony ARW, Adobe DNG and friends. It holds maximum quality, but needs demosaicing before any normal app can show it. Convert PNG8 files like any PNG — to JPG, WebP or full-color formats.
This converter runs entirely in your browser using WebAssembly — your files never leave your device, nothing is uploaded, and there are no watermarks, sign-ups or queues. Drop in several files at once to convert them as a batch.
How RAW compares to PNG8
| RAW | PNG8 | |
|---|---|---|
| Compression | Lossless or lossy, per vendor | Lossless (DEFLATE) |
| Transparency | Not supported | Full alpha (8/16-bit) |
| Animation | Not supported | Only via APNG extension |
| Metadata | Full capture parameters | tEXt chunks, ICC profile |
| Best for | Photography masters and retouching | Screenshots, logos, sharp graphics |
How to convert RAW to PNG8
- 1
Select your files
Drag & drop your RAW files onto the area above, or click to browse. You can add multiple files at once for batch conversion.
- 2
Convert instantly
Click "Convert to PNG8". The conversion runs entirely inside your browser using WebAssembly — no upload, no queue, no waiting.
- 3
Download results
Download each converted PNG8 file individually, or grab everything at once as a ZIP archive.
About the RAW format
RAW is not one format but a family: each camera maker packages the sensor's barely-processed readout differently — Canon CR2/CR3, Nikon NEF, Sony ARW, Fujifilm RAF, Panasonic RW2, plus Adobe's open DNG attempt at standardization. Instead of finished pixels you get 12- or 14-bit linear data straight off the sensor, which is why every RAW must be demosaiced and rendered before any ordinary app can show it.
The payoff is latitude. Because white balance, sharpening and tone curve were never baked in, a RAW file tolerates several stops of exposure correction that would destroy a JPG. The cost is workflow: files run 20–100 MB, every vendor's flavor needs its own decoder, and sharing means exporting a finished JPG or PNG.
+ Strengths
- ✓Maximum editing latitude — exposure and color can be re-decided later
- ✓12/14-bit depth avoids banding in shadows and skies
- ✓The archival master of digital photography
! Limitations
- −Unviewable without demosaicing — normal apps show nothing
- −Every camera vendor uses a different container
- −Large files (20–100 MB+)
About the PNG8 format
PNG was created in 1996 as a free, open replacement for the patent-encumbered GIF, and it has been the reference lossless image format ever since. Pixels are compressed with the DEFLATE algorithm (the same one inside ZIP files), which reproduces the original image exactly — bit-for-bit — while supporting full 8-bit or 16-bit alpha transparency. Screenshots, logos, icons, charts and anything with text or sharp edges should live in PNG.
Because it never discards information, PNG files of photographs are several times larger than JPG — that is the price of perfection. Modern PNG encoders add filters per scanline that make screenshots and flat-color graphics compress surprisingly well. PNG also became the base of APNG, the animation extension that browsers play natively.
+ Strengths
- ✓Truly lossless — every pixel survives exactly as it was
- ✓Full alpha transparency with smooth edges, not 1-bit masks
- ✓Open standard, unpatented, with excellent tooling everywhere
- ✓Ideal for text, line art and flat-color graphics — sharp edges stay sharp
! Limitations
- −Photographs become several times larger than JPG
- −Base format has no animation (that is the APNG extension)
- −16-bit or high-resolution PNGs can grow very heavy
Why convert RAW to PNG8?
There is a concrete reason this conversion exists: Unviewable without demosaicing — normal apps show nothing PNG8 sidesteps that — Truly lossless — every pixel survives exactly as it was If that is your situation, the tool above settles it in seconds, entirely on your device.
Frequently asked questions
Is this RAW to PNG8 converter really free?
Yes — completely free, with no sign-up, no watermark and no daily conversion limits. The site is supported by advertising.
Are my files uploaded to a server?
No. The conversion runs entirely inside your browser using WebAssembly, so your files never leave your device — that is what makes it instant and private.
Does it work on Windows, Mac, iPhone and Android?
Yes. Anything with a modern browser works: Windows, macOS, Linux, Android and iOS. No software installation is required.
Will I lose quality converting RAW to PNG8?
No — PNG8 is a lossless format, so every pixel of the converted image matches your original RAW file. You can also adjust the quality/size balance before converting when the target format supports compression.
Will transparent areas survive the conversion to PNG8?
Transparency is kept whenever PNG8 actually supports an alpha channel. If the target format has none (like JPG), transparent areas are flattened onto a white background — that is a property of the format, not of this tool.
What happens to EXIF data and other metadata?
Conversions here re-encode the image, and re-encoding generally does not carry the original metadata over. If the EXIF data of your RAW files matters (camera model, GPS, timestamps), keep the original file as the master and treat the converted copy as the shareable version.