ARW Won't Open? Convert to TIFF Instantly
Fast, instant ARW (SONY) to TIFF conversion. No signup required. Just drop your .arw file and get .tiff in seconds.
Batch Settings
Some metadata may not survive
Your ARW file may contain MakerNote metadata. TIFF has limited or no support for these metadata types. Location data (GPS), camera settings, and color profiles may be stripped during conversion.
各位摄影爱好者、设计达人们，是不是经常遇到这样的情况：辛苦拍下的ARW原图，想在更多平台分享或进行专业后期处理时，却发现兼容性不佳？ARW文件虽然保留了最丰富的原始数据，但在日常使用，尤其是在社交媒体传播或跨平台协作时，往往不如TIFF格式来得方便。TIFF作为一种无损压缩的图像格式，不仅能保留图像细节，还拥有广泛的软件支持和优秀的打印适应性。将ARW转换为TIFF，就像为您的数字底片穿上一件既能保持品质又方便流通的“外衣”，让您的作品能更顺畅地呈现在各种场景中，无论是精细修图、印刷输出，还是与团队协作，都能游刃有余。
- 微信朋友圈高清分享
- 游戏美术素材制作
- 专业影像后期输出
在大陆和台湾地区，摄影师和设计师对无损图像格式的需求普遍较高，TIFF因其兼容性和品质优势，在专业领域比其他有损格式更受青睐，尤其是在印刷和展览用途上。
About ARW (SONY) to TIFF Conversion
Dealing with a ARW file that won't open on your device? You're not alone — ARW compatibility issues are one of the most common reasons people search for a file converter. ARW is Sony's RAW photo format preserving the full dynamic range captured by the sensor.
The fix is simple: convert your ARW to TIFF. TIFF is an uncompressed or losslessly compressed format favoured in print, publishing, and professional photography. This conversion lets you improve file compatibility across devices, solving the problem in seconds rather than hours of troubleshooting.
Full Name: ARW uses Sony Alpha RAW, while TIFF uses Tagged Image File Format. Compression: ARW uses Lossless, while TIFF uses Lossy & Lossless. Transparency: ARW uses No, while TIFF uses Yes. Converting ARW to TIFF maintains high quality with CocoConvert's optimised encoder settings.
CocoConvert processes your ARW file on secure servers in Germany — upload, convert, download. Your files are encrypted via TLS and automatically deleted within 24 hours. No account needed, no software to install, and it works on any device with a browser.
This conversion is ideal when you Your ARW file won't open on a recipient's device or in an application, or when you A website, service, or platform only accepts TIFF uploads.
The conversion engine behind CocoConvert uses FFmpeg, Sharp, and qpdf — the same open-source libraries trusted by Netflix, YouTube, and enterprise platforms. Pro users can batch convert up to 100 files at once.
How to Convert ARW (SONY) to TIFF
- 1
Add your ARW file
Drag and drop your .arw file into the converter, or tap "Browse" to pick it from your device. Multiple files are supported for batch processing.
- 2
Pick TIFF output
Select .tiff as the target format. CocoConvert automatically applies the best quality settings for this conversion.
- 3
Start conversion
Hit the Convert button. The image engine processes your file server-side — no CPU drain on your device.
- 4
Save your file
Once done, download your .tiff file. For batch jobs, download all at once as a zip.
What Happens When You Convert ARW (SONY) to TIFF
Your ARW image is decoded into raw pixel data, then re-encoded as TIFF.
Your ARW file is decoded — the compressed/stored pixel data is expanded into raw RGB pixels
Pixels are re-encoded using Tagged Image File Format's lossless compression
Metadata (EXIF, ICC profiles) is transferred where TIFF supports it
The TIFF file is saved and ready for download
ARW (SONY) vs TIFF — Detailed Comparison
| Feature | .ARW | .TIFF |
|---|---|---|
| Full Name | Sony Alpha RAW | Tagged Image File Format |
| Compression | Lossless | Lossy & Lossless |
| Transparency | No | Yes |
| Animation | No | No |
| Color Depth | 14 bits/channel | up to 32 bits/channel |
| HDR Support | Yes | Yes |
| Typical File Size | 25–50 MB per photo | 10–50 MB per photo (uncompressed) |
| Platform Support | Limited | Very Wide |
| Browser Support | none | none |
| Year Created | 2006 | 1986 |
| Open Standard | No | Yes |
Should You Convert ARW (SONY) to TIFF?
When to Convert
- ✓Your ARW file won't open on a recipient's device or in an application
- ✓A website, service, or platform only accepts TIFF uploads
Frequently Asked Questions
Why won't my ARW file open?
ARW files may not open if your device lacks the right codec or application. Converting to TIFF — a more widely supported format — usually resolves this. TIFF is an uncompressed or losslessly compressed format favoured in print, publishing, and professional photography.
Is it safe to convert ARW to TIFF online?
Yes. CocoConvert encrypts your file via TLS, processes it on isolated servers in Germany, and permanently deletes it within 24 hours. Your files are never shared or analysed.
Will I lose quality converting ARW to TIFF?
Converting ARW to TIFF maintains high quality with CocoConvert's optimised encoder settings. CocoConvert uses high-quality encoder defaults to preserve as much fidelity as possible.
How large can my ARW file be?
Free users can convert files up to 250 MB each. Pro users get a 5 GB limit per file, and Business API users have custom limits.
Can I convert ARW to TIFF on my phone?
Absolutely. CocoConvert works in any modern browser — iOS Safari, Android Chrome, and all desktop browsers. No app required.
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