Convert PPM 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.
PPM
Portable Pixmap — A simple uncompressed format used in image-processing pipelines.
WEBP
WebP — A modern Google format with both lossy and lossless modes, ~25–35% smaller than JPEG at equal quality.
How to convert PPM to WEBP
- 1Upload your PPM file
Click “Choose a file” or drag and drop your PPM 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.
PPM vs WEBP
| PPM | WEBP | |
|---|---|---|
| Full name | Portable Pixmap | WebP |
| Type | Raster image | Raster image |
| Compression | Lossless | Mixed |
| Best for | intermediate processing; converted to PNG/JPG for sharing | fast-loading web images; supported by ~96% of browsers |
Frequently asked questions
Does converting PPM to WEBP lose quality?
PPM is lossless and WEBP is compressed, so a small amount of data is discarded. We use a high-quality default, so the WEBP file looks identical to the original to the human eye while being much smaller.
What's the difference between PPM and WEBP?
Portable Pixmap (PPM) is lossless and best for intermediate processing; converted to PNG/JPG for sharing. WebP (WEBP) is mixed and best for fast-loading web images; supported by ~96% of browsers. Convert PPM to WEBP when you need a raster image for fast-loading web images.
Is the PPM to WEBP converter free?
Yes — converting PPM 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 PPM 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 PPM 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 PPM 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 PPM files to?
Besides WEBP, you can convert PPM to AVIF, BMP, GIF, ICO, JPG, PDF and more — see the full list of PPM conversions below.
Other conversions
Last updated July 2026