With Image2HEIF you can convert your images to HEIC format, keeping a very high quality using HEIF codec, and saving disk/iCloud space. It's simple and fast.
Features:
Convert to HEIC images from many formats, even PSD.
Keep all metadata information from original photo.
Clean design, without complicated options.
Batch process.
Drag & Drop support to load files.
Possibility to add new images to queue on the fly, while encoding.