Convert ERF to WEBP online in seconds — free, with no sign-up. WEBP is mixed and ideal for fast-loading web images; supported by ~96% of browsers. Your files are encrypted and deleted automatically after 24 hours.
ERF
ERF camera RAW — An unprocessed camera sensor file holding maximum detail and dynamic range.
WEBP
WebP — A modern Google format with both lossy and lossless modes, ~25–35% smaller than JPEG at equal quality.
How to convert ERF to WEBP
- 1Upload your ERF file
Click “Choose a file” or drag and drop your ERF file onto the page — no sign-up or email needed.
- 2Convert to WEBP
WEBP is already selected as the output. Open Options to fine-tune quality if you like, then click Convert.
- 3Download your WEBP file
Your WEBP file is ready in seconds — click Download to save it. Files are automatically deleted after 24 hours.
ERF vs WEBP
| ERF | WEBP | |
|---|---|---|
| Full name | ERF camera RAW | WebP |
| Type | Camera RAW | Raster image |
| Compression | Lossless | Mixed |
| Best for | professional photo editing; developed into JPG/PNG/TIFF for sharing | fast-loading web images; supported by ~96% of browsers |
Frequently asked questions
Does converting ERF to WEBP lose quality?
No detail is lost in a bad way: a RAW file stores your camera's unprocessed sensor data, and converting to WEBP develops it into a standard image with white balance applied. Export at full resolution to keep maximum quality.
What's the difference between ERF and WEBP?
ERF camera RAW (ERF) is lossless and best for professional photo editing; developed into JPG/PNG/TIFF for sharing. WebP (WEBP) is mixed and best for fast-loading web images; supported by ~96% of browsers. Convert ERF to WEBP when you need a raster image for fast-loading web images.
Is the ERF to WEBP converter free?
Yes — converting ERF to WEBP is completely free. There's no watermark, no sign-up and no email required, and you can convert as many files as you like.
Are my ERF files private and secure?
Yes. Your uploads are encrypted in transit, processed privately, and automatically deleted within 24 hours. We never share, sell or look at your files.
Can I convert ERF to WEBP on iPhone, Android, Mac or Windows?
Yes. The converter runs entirely in your browser, so it works on any device — iPhone, iPad, Android, Mac, Windows or Linux — with nothing to download or install.
How long does it take to convert ERF to WEBP?
Most files convert in a few seconds. Larger files take a little longer, and your upload speed is usually the limiting factor. There's no queue and no waiting for an email.
What else can I convert ERF files to?
Besides WEBP, you can convert ERF to BMP, JPG, PNG, PPM, PSD, TGA and more — see the full list of ERF conversions below.
Other conversions
Last updated July 2026