Add your DNG file
Drop one or more .dng files onto the converter above, or browse for them. They load into browser memory only — nothing is uploaded, so there is no size-based pricing and no server queue.
DNG to TIFF
Developing a .dng camera file into .tiff turns unprocessed sensor data into a finished image any app can open. Free, private, and validated — the file never leaves your browser.
Private for supported formats — processed in your browser
Runs on your deviceConvert supported files
Drop DNG files here
Batch files can each use a different output. Nothing uploads for local conversions.
Working inputs include camera RAW, browser-local audio/video, PDF, CBZ/CBR comics, office documents, ebooks, markup, 3D models, structured text, images, and archives.About converting Digital Negative RAW to TIFF image
Developing a .dng camera file into .tiff turns unprocessed sensor data into a finished image any app can open. A .dng file is Adobe's Digital Negative, an openly documented camera RAW format intended to outlive the dozens of proprietary vendor formats. It holds unprocessed (or minimally processed) sensor data plus everything needed to interpret it, and cameras from Leica, Ricoh Pentax, and most Android phones write it natively.
A .tiff file is a Tagged Image File Format raster, the long-standing archival and prepress standard for images that must not lose a single bit. Its tag-based structure lets one .tiff hold multiple pages, layers of metadata, and pixel formats from 1-bit fax scans to 32-bit floating-point channels. For this route the practical draw is losslessly preserves any bit depth and color space you throw at it and decades of stability make it the safest long-term archival bet — balanced against files are huge — often 10x a visually identical JPEG, which is worth knowing before you commit a large batch.
Why convert DNG to TIFF?
The practical trigger for this conversion is usually a mismatch: with .dng, canon, Nikon, Sony, and Fujifilm still refuse to write it in-camera, so most files require a conversion step. Switching to .tiff buys you losslessly preserves any bit depth and color space you throw at it, which is why it is the better fit for archival masters for museums, libraries, and digitization projects. Because the conversion runs locally, trying it costs nothing but a few seconds of compute on your own machine.
DNG vs TIFF at a glance
| Aspect | Digital Negative RAW (.dng) | TIFF image (.tiff) |
|---|---|---|
| Format type | Lossless — every pixel or sample is preserved exactly | Lossless — every pixel or sample is preserved exactly |
| How it stores data | tIFF/EP-based structure storing mosaiced sensor data, typically 12-16 bits per photosite | structured as Image File Directories (IFDs) of numbered tags, allowing multiple images per file |
| Strongest at | long-term archiving of camera RAW libraries in a documented format | archival masters for museums, libraries, and digitization projects |
| Weak spot | canon, Nikon, Sony, and Fujifilm still refuse to write it in-camera, so most files require a conversion step | files are huge — often 10x a visually identical JPEG |
| Metadata | full EXIF and XMP support is native, calibration data rides in DNG-specific tags, and original vendor MakerNotes can be preserved in the DNGPrivateData tag during conversion | eXIF is itself structured as TIFF tags, so TIFF holds it natively, alongside XMP packets, IPTC records, ICC profiles, and GeoTIFF georeferencing tags |
Pick TIFF as the output
Select .tiff in the output menu next to each file. The menu only offers targets this engine can genuinely produce, so if TIFF is selectable, the route is real and validated.
Convert on your device
Press Convert. A LibRaw WebAssembly decoder demosaics the sensor data in your browser and renders a developed image ready for export.
Verify and download
Each result is signature-checked before the download unlocks, so a failed encode can never masquerade as a valid TIFF file. Outputs keep the original filename with the .tiff extension.
DNG to TIFF questions, answered
Will converting DNG to TIFF lose quality?
Since dng is lossless-oriented and tiff is lossless-oriented, the conversion preserves the source content exactly as stored; no additional compression pass is applied beyond what .tiff itself requires.
Is it private to convert DNG files here?
Yes — the .dng file is processed inside your browser tab and never uploaded. A LibRaw WebAssembly decoder demosaics the sensor data in your browser and renders a developed image ready for export. Close the tab and the file is gone from memory.
Where will the TIFF file work?
Every serious image editor, scanner driver, and DTP application on Windows, macOS, and Linux reads TIFF, and both major OSes preview it natively. Web browsers are the gap: Chrome, Firefox, and Edge will download rather than display a .tiff, so web delivery always requires conversion to PNG, JPEG, or WebP.
Will the TIFF file be bigger or smaller than my DNG?
It depends on the content: structured as Image File Directories (IFDs) of numbered tags, allowing multiple images per file. Convert one representative file first and compare before batch-processing a large set.
What happens to the metadata in my DNG file?
In .dng, full EXIF and XMP support is native, calibration data rides in DNG-specific tags, and original vendor MakerNotes can be preserved in the DNGPrivateData tag during conversion. Re-encoding through the browser pipeline does not carry embedded metadata into the output, which doubles as a privacy scrub — check the exported file if you specifically need tags preserved.