Remember WinRAR from RARLAB on Windows PC? You can use it to create RAR and ZIP and unpack RAR, ZIP, TAR, GZ, BZ2, XZ, 7z, ISO, ARJ archives on your Android devices too. It supports ZIP and ZIPX with BZIP2, LZMA and PPMd compression. And both UDF and ISO9660 ISO file format can be unpacked. Try it to discover more of RAR for Android features.