How to Convert RAS to PCT — Quick & Free
Fast, instant RAS to PCT conversion. No signup required. Just drop your .ras file and get .pct in seconds.
Batch Settings
About RAS to PCT Conversion
Short answer: yes, you can convert RAS to PCT online for free, and quality is well preserved with the right settings. Just upload your .ras file to CocoConvert, pick PCT as the output, and click Convert. The whole process takes seconds.
Now for the details. RAS is a widely used file format. PCT is a widely used file format. Converting between these two formats lets you convert between formats quickly.
Your RAS file is decoded and re-encoded as PCT. Converting RAS to PCT maintains high quality with CocoConvert's optimised encoder settings.
CocoConvert runs entirely online — no software to install, no account to create. Your files are encrypted during upload (TLS), processed on isolated servers in Germany, and permanently deleted after 24 hours. It works in Chrome, Safari, Firefox, Edge, and all mobile browsers.
Need to convert more than one file? Free users can do 5 per hour. Pro gets 100 per hour with files up to 5 GB each.
How to Convert RAS to PCT
- 1
1. Upload RAS
Drop your .ras file onto the page (or tap "Browse" on mobile). Add multiple files for batch conversion.
- 2
2. Select PCT
Choose .pct from the output dropdown. Settings are pre-configured for best results.
- 3
3. Convert
One click. The server handles all the heavy lifting using FFmpeg and Sharp.
- 4
4. Download
Your .pct file is ready. Download it directly or get all files as a zip archive.
What Happens When You Convert RAS to PCT
Your RAS file is decoded and re-encoded as PCT.
Your RAS file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in PCT format
The converted file is ready for download
Format Comparison
RAS
.ras file
| Extension | .ras |
| MIME Type | image/x-sun-raster |
| Category | Image |
PCT
.pct file
| Extension | .pct |
| MIME Type | image/x-pict |
| Category | Image |
Should You Convert RAS to PCT?
When to Convert
- ✓When you need a PCT file
Frequently Asked Questions
Is RAS to PCT conversion free?
Yes. CocoConvert offers free RAS to PCT conversion with generous daily limits — 25 minutes of processing time and up to 5 files per hour (250 MB each). Pro plans remove these limits.
How fast is RAS to PCT conversion?
Most files convert in 2–10 seconds depending on size. Large image files may take 30 seconds. Batch jobs process in parallel for maximum speed.
What happens to my files after conversion?
Your uploaded RAS file and the converted PCT file are both automatically deleted from our servers within 24 hours. They are never shared, sold, or analysed.
Does converting RAS to PCT lose quality?
Converting RAS to PCT maintains high quality with CocoConvert's optimised encoder settings.
Can I convert PCT back to RAS?
Yes, CocoConvert supports PCT to RAS conversion as well. However, if the original conversion involved lossy compression, converting back won't recover the lost data.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.