This app is a quick, simple and lightweight batch image converter powered by Windows, supporting convertering from HEIC, BMP, JPEG, JPEG-XR, GIF, TIFF, DDS, PNG, WEBP, HEIF, RAW, ICO, CUR and more to BMP, JPEG, JPEG-XR, GIF, TIFF, DDS, PNG, HEIF.

Image Converter also supports converting a large number of digital camera RAW formats into any of the other supported formats. You can also extend the amount of formats that can be read by installing additional WIC Codecs on your Windows 10 machine.
Notes: this app may not works properly on Windows 10 S