Are my ARW files uploaded anywhere?

Yes — this conversion needs software that cannot run in a browser, so the file is uploaded over an encrypted connection. It is deleted as soon as the job finishes, and the result is removed after 60 minutes.

Is converting ARW to WebP free?

The free plan covers three server conversions a day, for files up to 25 MB. There is no watermark on the result.

Does converting ARW to WebP lose quality?

WebP is a compressed format, so some data is discarded. At the default setting the difference is not visible; you can raise the quality setting if you need to be certain. Raw files hold more tonal range than the target format. Highlights and shadows are mapped using the camera profile.

Do I need to install anything to open WebP files?

No. The conversion runs on our side and gives you a finished WebP file; opening it needs whatever software normally handles WebP Image.

ARWtoWebP

Convert ARW to WebP

Up to 3 files at once, 100 with Pro. Mixed formats are fine.

ARW to WebP conversion is not running yet. This page describes what it will do; the ARW conversions that work today are linked at the bottom.

What ARW and WebP are for

Sony raw capture from Alpha bodies.

Google format for the web. Roughly 30% smaller than JPG at the same quality, with transparency.

How to convert ARW to WebP

Drop your ARW file onto this page, or click to pick one.
Choose WebP as the target and start the conversion.
Download the finished WebP file.

ARW vs WebP: what changes

ARW compared with WebP
	ARW	WebP
Full name	Sony Alpha Raw	WebP Image
File extension	.arw	.webp
Media type	image/x-sony-arw	image/webp
Compression	Lossless — nothing is discarded	Either, depending on the setting

Quality: Some quality is given up for a smaller file. At the default setting the difference is hard to see.
Where it runs: This conversion is not available yet. The page describes what it will do once the engine ships.
What can be lost: Raw files hold more tonal range than the target format. Highlights and shadows are mapped using the camera profile.

ARW to WebP: common questions

Are my ARW files uploaded anywhere?: Yes — this conversion needs software that cannot run in a browser, so the file is uploaded over an encrypted connection. It is deleted as soon as the job finishes, and the result is removed after 60 minutes.
Is converting ARW to WebP free?: The free plan covers three server conversions a day, for files up to 25 MB. There is no watermark on the result.
Does converting ARW to WebP lose quality?: WebP is a compressed format, so some data is discarded. At the default setting the difference is not visible; you can raise the quality setting if you need to be certain. Raw files hold more tonal range than the target format. Highlights and shadows are mapped using the camera profile.
Do I need to install anything to open WebP files?: No. The conversion runs on our side and gives you a finished WebP file; opening it needs whatever software normally handles WebP Image.