Convert HEIC to ERF Online — Free
Fast, free HEIC to ERF converter. No registration required.
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How to Convert
Upload your .heic file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .erf file when it's ready.
What is HEIC?
HEIC is Apple's image format used by iPhones and iPads. It offers better compression than JPG while maintaining high quality, but has limited compatibility.
Format Details
- Full Name
- High Efficiency Image Container
- Extension
- .heic
Key Features
- Apple native
- Better than JPG
- Small file sizes
- HDR support
What is ERF?
ERF is Epson's proprietary RAW image format used by the Epson R-D1, the world's first digital rangefinder camera. It stores unprocessed sensor data from the 6.1 MP APS-C CCD sensor.
Format Details
- Full Name
- Epson Raw Format
- Extension
- .erf
Key Features
- Epson R-D1
- RAW quality
- Full sensor data
- Digital rangefinder
HEIC vs ERF
| Feature | HEIC | ERF |
|---|---|---|
| Full Name | High Efficiency Image Container | Epson Raw Format |
| Extension | .heic | .erf |
| Best For | Apple native | Epson R-D1 |