Lustiges Taschenbuch- Download Cbr Reader [better] -

But times have changed. Physical storage is limited, and the digital age has brought these classic comics into the realm of eBooks and digital files. If you have a collection of LTBs in digital format (typically downloaded from online archives or purchased via official apps), you have likely encountered a specific file format: (Comic Book RAR) or CBZ (Comic Book ZIP).

Open source and free.