How to Convert RLE to APNG — Quick & Free
Fast, instant RLE to APNG conversion. No signup required. Just drop your .rle file and get .apng in seconds.
Batch Settings
About RLE to APNG Conversion
Short answer: yes, you can convert RLE to APNG online for free, and quality is well preserved with the right settings. Just upload your .rle file to CocoConvert, pick APNG as the output, and click Convert. The whole process takes seconds.
Now for the details. RLE is a widely used file format. APNG is a widely used file format. Converting between these two formats lets you convert between formats quickly.
Your RLE file is decoded and re-encoded as APNG. Converting RLE to APNG 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 RLE to APNG
- 1
1. Upload RLE
Drop your .rle file onto the page (or tap "Browse" on mobile). Add multiple files for batch conversion.
- 2
2. Select APNG
Choose .apng 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 .apng file is ready. Download it directly or get all files as a zip archive.
What Happens When You Convert RLE to APNG
Your RLE file is decoded and re-encoded as APNG.
Your RLE file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in APNG format
The converted file is ready for download
Format Comparison
RLE
.rle file
| Extension | .rle |
| MIME Type | image/x-rle |
| Category | Image |
APNG
.apng file
| Extension | .apng |
| MIME Type | image/apng |
| Category | Image |
Should You Convert RLE to APNG?
When to Convert
- ✓When you need a APNG file
Frequently Asked Questions
Is RLE to APNG conversion free?
Yes. CocoConvert offers free RLE to APNG 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 RLE to APNG 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 RLE file and the converted APNG file are both automatically deleted from our servers within 24 hours. They are never shared, sold, or analysed.
Does converting RLE to APNG lose quality?
Converting RLE to APNG maintains high quality with CocoConvert's optimised encoder settings.
Can I convert APNG back to RLE?
Yes, CocoConvert supports APNG to RLE conversion as well. However, if the original conversion involved lossy compression, converting back won't recover the lost data.
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