There is a free one from Microsoft, but it will run only on Windows 10 and newer. However, there are not many WIC AVIF codecs available. If you want to find similar and duplicate AVIF files then you need a WIC AVIF Codec. Of course, you can use any other WIC Heic codec out there. So far, we have tested the free CopyTrans Heic codec with VSDIF and it is working properly. In order to find similar HEIC and HEIF files you have to install the corresponding codec for them. Therefore, a faster WIC Codec will result in better performance and quicker scans. Since the tool has to decode all the photos in order to detect similarities. Nevertheless, we recommend you choose the one with the best performance. You can choose the one that suits your needs. Surely, there are many free and commercial codecs on the Internet. You may also like some best free Raw Image Editors, Bulk Image Converters, and ARW File Viewers for Windows.Several of those image formats like HEIC, HEIF, and AVIF require installing a WIC codec. If you want to batch convert HEIC to JPEG or PNG, use iMazing HEIC Converter. It supports a lot of output formats for HEIC conversion such as JPEG, BMP, TIF, GIF, WEBP, ICO, CUR, JP2, JPC, etc. Regards Viewer is my favorite software as you can view as well as convert HEIC files.

My favorite Free HEIC Converter Software for Windows: In some of these, you get to configure some output settings like quality, interlacing option, compression level, etc. In some of these, you can also batch convert HEIC images to other formats.

You can convert your HEIC images to a common image format like JPEG, PNG, BMP, GIF, TIFF, etc. HEIC ( High Efficiency Image File format) is an image container format for saving high quality image sequences and individual images. These are free HEIC viewer as well as converter software using which you can view and convert HEIC files. Here is a list of Best Free HEIC Converter Software for Windows.

Heic viewer windows