Convert CAP images to FITS online with ImageHQ.
or drag and drop images here
Fast async jobs
No install required
Temporary files
Batch uploads
Sibling conversion platform
ImageHQ is built for fast image tools. For broader file conversion — including documents, videos, audio, archives, and hundreds of file formats — use ConverterHQ.
.cap
fits
/v1/convert
Submit files to /v1/convert, poll the job endpoint, then download outputs programmatically.
Converting CAP to FITS decodes the source image and writes a FITS output. Use this route when FITS is a better fit for compatibility, file size, editing, or delivery.